Mercedes-Benz ServiceIntroduction of the New SLK-Class Model series 172 roadster Introduction into Service Manual Daimler AG · Technical Information and Workshop Equipment (GSP/OI) · D-70546 Stuttgart – This printout will not be recorded by the update service. Status: 01 / 2011 – Information and Copyright Product Portfolio You can also find comprehensive information on our complete product port- folio in our Internet portal. Link: http://aftersales.mercedes-benz.com Questions and Suggestions If you have any questions or suggestions concerning this product, please write to us. E-mail:
[email protected] Fax: +49-(0)18 05/0 10-79 78 or alternatively Address: Daimler AG GSP/OIS HPC R822, W002 D-70546 Stuttgart © 2011 by Daimler AG This document, including all its parts, is protected by copyright. Any further processing or use requires the previous written consent of Daimler AG, Department GSP/OIS, HPC R822, W002, D-70546 Stuttgart. This applies in particular to reproduction, distribution, alteration, translation, microfilming and storage and/or processing in electronic systems, including databases and online services. Image no. of title image: P00.01-4144-00 Image no. of posters: P00.01-4146-00, P00.01-4147-00 Order no. of this publication: 6516 1382 02 - HLI 000 000 01 34 01/2011 – This printout will not be recorded by the update service. Status: 01 / 2011 – Contents Preface 7 Overview Models and major assemblies 8 Brief description 9 Equipment 10 Overall vehicle Exterior 17 Dimensions 20 Technical data 22 Roof systems 24 Interior 29 Maintenance Assyst Plus 38 Drive Engine M 271 EVO 40 Engine M 276 42 Engine OM 651 44 Engine cooling 46 Fuel system 47 Exhaust system 51 Introduction of the New SLK-Class, Model Series 172 b 3 – This printout will not be recorded by the update service. Status: 01 / 2011 – Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. Contents Transmission 7G-Tronic Plus transmission 53 Chassis Steering 55 Axles 57 Suspension 58 Brake system 60 Wheels and tires 64 Networking Overall network 66 Illumination Exterior lights 70 Interior lights 73 Safety Safety systems 74 DISTRONIC PLUS including BAS PLUS and PRE-SAFE® brake 77 Driving assistance systems Speed Limit Assist and attention assistance system 78 Parking assistance 79 4 b Introduction of the New SLK-Class. Contents Comfort Climate control 80 AIRSCARF 82 Vehicle protection KEYLESS-GO 83 Audio and communications Telematics 84 Becker MapPilot 85 Telephone 86 Audio equipment 88 Sound systems 90 Body Overview of materials 92 Bodyshell components 93 Force progression during an accident 95 Special tools Chassis 96 Body 98 Workshop equipment Body repair systems 100 Introduction of the New SLK-Class. Model Series 172 b 5 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Contents Annex Abbreviations 101 Index 103 6 b Introduction of the New SLK-Class. tion available there reflects the latest technical status of our vehicles. relevant WIS documents. market. tion configuration. It is stored in this form in WIS. This Introduction into Service manual presents the WIS is updated continuously. the emphasis in this Intro. Therefore.mercedes-benz. equipment problems. The contents of this assumed here that the reader is already familiar with brochure are not updated. The Introduction into Service Manual is not maintenance/repair as well as for aftersales staff. No provision is made for the Mercedes-Benz model series currently on the supplements. The purpose of this brochure is to acquaint you with the technical highlights of this new vehicle in advance This Introduction into Service Manual presents initial of its market launch. more extensive information and options is valid as of the copy deadline in October is available in the Workshop Information System (WIS) 2010 and may therefore differ from the series produc- and Xentry Diagnostics. We will publicize modifications and new features in the In terms of the contents. Model Series 172 b 7 – This printout will not be recorded by the update service. Preface Dear Reader. This brochure is intended to information about the new roadster of model series provide information for people employed in service or 172. differ from the more up-to-date information found in WIS. This Introduction into Service Manual is not intended as an aid for repairs or for the diagnosis of technical All information relating to specifications.de/betriebsanleitung Introduction of the New SLK-Class. Status: 01 / 2011 – . For such needs. The information presented in duction into Service Manual is on presenting new and this Introduction into Service Manual may therefore modified components and systems. Daimler AG Technical Information and Workshop Equipment (GSP/OI) i Note Information about the vehicles and about oper- ating the vehicle functions can also be found in the interactive owner's manual on the Internet at: www. the informa- new SLK-Class roadster of model series 172. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service.448 271.00-4719-00 New SLK-Class (model series 172) 8 b Introduction of the New SLK-Class. Models and major assemblies Overview BR 172 Model Engine 6-speed Automatic Market manual 7-speed launch transmission transmission SLK 200 172.457 276.6541 722.997 03/11 SLK 250 172.403 651.6701 722.980 711.906 03/11 SLK 250 CDI 172.655 722.447 271.861 711.956 — 722.908 12/11 1 Not at market launch P00.861 711.997 03/11 SLK 350 172. • Intelligent Light System • Vehicle dynamics package. • DISTRONIC PLUS incl. Model Series 172 b 9 – This printout will not be recorded by the update service. The vehicle is designed to be strong. Introduction of the New SLK-Class. • Electrically operated parking brake Dimensional concept Highlights The combination of the length and large width of the • Large and easily usable trunk vehicle give the new SLK the typical proportions of a • KEYLESS GO roadster. suspension with adjustable damping. function descriptions and the locations of electrical components) are available in the Workshop Information System (WIS) under "Basic knowledge/functions" (GF). lively and • Seats and interior equipment with sun-reflective cultivated with an overriding focus on driving pleasure leather and roadster enjoyment. Brief description Overview Vehicle concept Innovations The new R 172 is now the third generation of this vehi. • Panoramic Vario roof with MAGIC SKY CONTROL cle. the new generation of the SLK (R 172) is sig. • Attention assistance system (ATTENTION ASSIST) However. Torque Vectoring Brake and direct steering • Speed Limit Assist • ECO start/stop function • Parking assistance i Note Further details on the electrical systems of model series 172 (e. which is designed to continue the success story of • LED rear lamps the 2-seater compact roadster with model designation • New generation 6-cylinder gasoline engine SLK from Mercedes-Benz. sporty-dynamic • Transparent pivoting draft stop vehicle with lifestyle-oriented characteristics remains (AIRGUIDE) intact. Status: 01 / 2011 – . M 276 E35 • Ambiance illumination in interior The basic concept of an open-top. BAS PLUS and PRE-SAFE® nificantly longer (+31 mm) and wider (+33 mm) than brake its predecessor (R 171).g. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Transmission 7G-TRONIC PLUS Code 427 Code 4271 Standard Steering Direct steering Code 213 Chassis Agility package (vehicle dynamics Code 483 package) Sports suspension (incl. lowering) Code 486 Wheels. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . light alloy wheels 16" light alloy wheel (ECE only) Standard — — — Code 39R "10-spoke design" 205/55 R 16 16" light alloy wheel (ECE only) — — Standard — Code R49 "9-spoke design" 205/55 R 16 225/50 R 16 16" light alloy wheel (ECE only) Code R12 Code R12 — — "9-spoke design" 205/55 R 16 Economy wheel 16" light alloy wheel Code R19 — Code R19 — "5-spoke design" FA: 205/55 R 16 RA: 225/50 R 16 1 SLK 250 only available with 7-G Tronic Plus at market launch 10 b Introduction of the New SLK-Class. tires. tires. Model Series 172 b 11 – This printout will not be recorded by the update service. Status: 01 / 2011 – . light alloy wheels 17" light alloy wheel Code 37R Standard Code 37R Code 37R "5-spoke design" FA: 225/45 R 17 RA: 245/40 R 17 17" light alloy wheel Code R35 Code R35 Code R35 Standard "10-spoke design" FA: 225/45 R 17 RA: 245/40 R 17 17" light alloy wheel Code R81 "MuIti-spoke design" FA: 225/45 R 17 RA: 245/40 R 17 18" light alloy wheel Code R321 "5-spoke design" FA:225/40 R 18 RA: 245/35 R 18 18" light alloy wheel Code 22R "5-double spoke" FA: 225/40 R 18 RA: 245/35 R 18 MOE run-flat tires Code R66 Tire pressure loss warner (ECE only) Standard Tire pressure monitor (TPM) Code 475 (USA only) 1 Only in combination with sports suspension (code 486) or vehicle dynamics package (code 483) Introduction of the New SLK-Class. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Wheels. Code P54 interior monitoring (ECE only) Radio remote control (ECE only) Standard Radio remote control with panic Standard switch (USA only) Closing system with infrared Code 880 remote control for Vario roof KEYLESS GO Code 889 Pedestrian protection (active engine Standard hood) (except USA) Attention assistance system Standard (ATTENTION ASSIST) Crash-active head restraint Standard PRE-SAFE® (except USA) Code 299 12 b Introduction of the New SLK-Class. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Safety and theft protection Driver and front passenger airbags Standard with 2-stage triggering. situation- sensitive Kneebag (USA only) Standard Code 294 Sidebag in seats Standard Headbag in doors Standard Anti-theft alarm system (ATA) incl. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Japan) 2 Not at market launch Introduction of the New SLK-Class. Status: 01 / 2011 – . Model Series 172 b 13 – This printout will not be recorded by the update service. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Driving assistance systems Parking assistance Code 230 DISTRONIC PLUS including BAS Code 233 PLUS and PRE-SAFE® brake Speed Limit Assist1 Code 513 Hill Start Assist (HSA) incl. Code 283 GUIDE) 1 Only available in combination with COMAND Online (not in USA. Canada. Hold Standard function Climate control Air conditioning Standard THERMOTRONIC air conditioning Code 581 Roof systems Electrohydraulic Vario roof Standard Panoramic Vario roof Code 415 Panoramic Vario roof with MAGIC Code 412 SKY CONTROL2 Insertable frame draft stop Code 285 Transparent pivoting draft stop (AIR. Code 309 flexible bottle holder1 Tank with 70 l capacity1 Code 915 — Code 915 Analog clock Code 246 AIRSCARF2 Code 403 1 Standard in USA 2 Only in combination with Leather (code 200A). Exclusive Nappa leather (500A). Nappa leather (800A). Model Series 172 – This printout will not be recorded by the update service. ARTICO leather (100A) or ARTICO fabric/leather (700A) and Seat heaters (code 873) 14 b Introduction of the New SLK-Class. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Comfort systems Multifunction steering wheel Standard Memory package Code P64 Electrical seat adjustment for driver and front passenger incl. steering column and outside mirror adjust- ment Seat heaters Code 873 Automatic child seat recognition Standard (ACSR) in front passenger seat (except USA) Weight Sensing System (WSS) Standard (USA only) Cupholder in center console incl. Status: 01 / 2011 – . Status: 01 / 2011 – . Model Series 172 b 15 – This printout will not be recorded by the update service. Code 6211 LED daytime running lamps Code 6222 (except USA) Interior lights package Code 876 Standard Ambiance illumination Code 877 Illuminated door sills U25 Telephone. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Light systems Halogen headlamps with LED day. Standard time running lights in bumper LED daytime running lamps Code 240 Intelligent Light System incl. audio and communications Comfort telephony (ECE only) Code 386 Audio 20 Standard ECE/USA Audio 20 with CD changer Code 510 NavReady (preinstallation for Code 508 Becker MapPilot) (ECE only) Becker MapPilot (ECE only) Code 509 COMAND Online (ECE only) Standard Japan Code 527 COMAND Online3 Code 512 incl. DVD changer 1 Left-hand traffic 2 Right-hand traffic 3 COMAND APS in USA Introduction of the New SLK-Class. audio and communications HD radio (USA only) Standard SIRIUS satellite radio (USA only) Code 536 Media interface (UCI) Code 518 Digital Audio Broadcasting (DAB) Code 537 radio operation ECE harman/kardon® sound system Code 810 TV tuner (Japan only) Standard Emergency call system USA Code 359 (Low Cost Teleaid = LCT) Compass in inside rearview mirror Code 245 (USA only) AUX-IN jack incl. 12V socket Standard USB interface in center console Standard 16 b Introduction of the New SLK-Class. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. Equipment Overview SLK 200 SLK 250 SLK 250 CDI SLK 350 Telephone. Together with the exposed star and distinctively con- toured slat with frontal chrome-plating. the bumper contribute to an impressively dynamic appearance. the mination system installed on the vehicle: on the basic contour edges stretching out towards the rear also version with single-tube H7 headlamps. each of which is accentuated by three slats. In addition. houses round LED daytime running lights and front fog lamps with chrome-plated trim. Incorporating a plastic bumper and aluminum engine hood. The engine hood ends at the air inlet the horizontal daytime running lights in the bumper grilles. the radiator grille allows the vehicle to sit confidently the main headlamps feature a dual-tube design and on the road. Exterior Overall vehicle Front view The upright radiator grille forms the basis for a long The frontal appearance is also dependent on the illu- and well-proportioned engine hood. the width of In the optional version with Intelligent Light System. P00. each incorporate four LEDs. Model Series 172 b 17 – This printout will not be recorded by the update service.00-4716-00 Front view Introduction of the New SLK-Class. the soft nose meets the relevant legal requirements in the area of pedestrian protection. The "soft nose" front end is a new feature with its dis- tinct tapering and large air intakes. Status: 01 / 2011 – . 00-4717-00 Side view 18 b Introduction of the New SLK-Class. giving the SLK a the side view of the SLK clearly lives up to the sports highly dynamic look. Exterior Overall vehicle Side view Viewing the vehicle from the side. the character line With the proportions of the long engine hood. The contour edge extending from the door/shoulder additionally emphasizes the masculine shaping of the rear fender. off by a chrome-plated horizontal fin. P00. The grilles have a matching car ideal. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . short extending from the fender grilles harmoniously breaks rear end and outside mirrors installed on the beltline. up the proportions of the vehicle. The same is true with the roof open or design to those of the engine hood and are rounded closed. This goal was achieved through horizontal accentuation of the rear lamps and an upper outline which runs towards the front at the sides.00-4718-00 Rear view Introduction of the New SLK-Class. as with the front end. The explicit goal of the design team was. P00. Model Series 172 b 19 – This printout will not be recorded by the update service. Exterior Overall vehicle Rear view The exterior design of the vehicle is rounded off by the rear end. which is capped off with trapezoidal exhaust tips. The powerful look of the rear end is also emphasized by the twin-pipe exhaust system. to emphasize the width and power- ful appearance of the vehicle. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. Dimensions Overall vehicle P00.10-5006-00 Vehicle dimensions of SLK 200 Dimensions unloaded Vehicle without license plate adapter (5 mm) 1 On see-through variant (without headliner) 1001 20 b Introduction of the New SLK-Class. Status: 01 / 2011 – . license plate adapter (5 mm) Introduction of the New SLK-Class. Dimensions Overall vehicle P00. Status: 01 / 2011 – . Model Series 172 b 21 – This printout will not be recorded by the update service.10-4887-50 Vehicle dimensions (garage dimensions) SLK 200 Dimensions unloaded 1 At permissible gross vehicle weight 2 Vehicle incl. 02 1 Based on example of SLK 200 22 b Introduction of the New SLK-Class. Model Series 172 – This printout will not be recorded by the update service.32 0. Technical data Overall vehicle Comparison of model series 171 against model series 172 Unit R 171 R 172 Difference Dimensions1 Vehicle length mm 4103 4134 +31 Vehicle width mm 1777 1810 +33 Vehicle width mm 2012 2006 -6 (with outside mirrors folded out) Vehicle height mm 1296 1301 +5 Wheelbase mm 2430 2430 0 Front overhang mm 841 870 +29 Rear overhang mm 832 834 +2 Front track width mm 1530 1559 +29 Rear track width mm 1541 1565 +24 Coefficient of drag Cd 0.30 -0. Status: 01 / 2011 – . Technical data Overall vehicle Unit SLK 2001 SLK 250 SLK 350 Dimensions and weights2 Curb weight as per DIN kg 1360 (1395) 1425 1465 Permissible gross vehicle kg 1750 (1785) 1815 1855 weight Maximum payload kg 390 390 390 Luggage compartment volume l 335 335 335 with Vario roof open Luggage compartment volume l 225 225 225 with Vario roof closed Turning circle m 10. Model Series 172 b 23 – This printout will not be recorded by the update service.52 Fuel tank l 60 Including reserve l 8 Fuel tank with increased l 70 capacity3 l 9 Including reserve 1 Values in brackets apply to automatic transmission 2 Data for SLK 250 CDI not yet available due to later market launch 3 Special equipment in ECE Introduction of the New SLK-Class. Status: 01 / 2011 – . passengers and channels it into the unproblematic area between the passengers. Model Series 172 – This printout will not be recorded by the update service. it windows up. When not in use. Status: 01 / 2011 – . which is fixed in place between the roll bars and ably free of drafts with the Vario roof open and side consists of a net in a fixed frame. there is a removable draft stop ensure that the interior compartment is kept comfort. The pivoting draft stop also always comes with aluminum rear roll bar shells (part of aluminum package).50-2085-00 Pivoting draft stop 24 b Introduction of the New SLK-Class. It reduces the respective draft stop in order to bring about the air flowing in from behind in the direct vicinity of the desired airstream intensity. this position which can be adjusted without any need for can easily be achieved by partially or completely assembly or disassembly. it can be put into lowering the side windows and/or not using the the active position for just one person. It has both an active and inactive ence greater airstream with the Vario roof open. If desired. P91. can be stored compactly in the trunk. The concept of the "pivoting draft stop" is completely If the driver and front passenger would like to experi- new to the R 172. Roof systems Overall vehicle Pivoting draft stop (AIRGUIDE) There are two alternative draft stop concepts to As an alternative. The open. a new feature are the three roof variants to open the trunk lid. 7-link hinge) for the opening function.30-2488-50 Movement of folding roof Introduction of the New SLK-Class. The smaller number of links noticeably reduces the force required However. the roof can be manually • A roof with painted plastic paneling as standard operated once the pressure has been released via the • A panoramic Vario roof as special equipment emergency opening valve. the actu- also equipped with a Vario roof as standard. which the customer can now choose from: In the event of a malfunction. New to the R 172 is a 4-link hinge (R 171 had a remote control in the key. ation forces required when opening the trunk lid have ing and closing function can also be operated exter. Status: 01 / 2011 – . Roof systems Overall vehicle Vario roof As on the predecessor model series. been reduced for opening and closing of the Vario nally using the convenience feature via the infrared roof. Detailed information can be • As a further special equipment option and the found in the current WIS documentation. highlight of the roof variants. a panoramic Vario roof with MAGIC SKY CONTROL All variants are manufactured as a magnesium/plastic construction. P77. This reduces the weight of the entire roof module by 30% compared to the predecessor model (R 171). the new SLK is Compared to the predecessor model series. Model Series 172 b 25 – This printout will not be recorded by the update service. 39-2302-00 Positions of Vario roof 26 b Introduction of the New SLK-Class. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Roof systems Overall vehicle P77. Model Series 172 b Roof systems S119 Tubular frame "open" limit switch 27 Overall vehicle . (top) frame tom) 1 Closed Up Closed 0 1 1 0 1 0 1 1 2 Closed Up Intermediate 0 1 0 1 1 0 0 0 position 3 Closed Up Open 0 1 0 1 1 0 0 0 4 Intermediate Up Open 0 1 0 1 0 0 0 0 position 5 Open Up Open 0 1 0 1 0 1 0 0 6 Open Intermediate Open 0 0 0 1 0 1 0 0 position 7 Open Down Open 1 0 0 1 0 1 0 0 8 Open Intermediate 1 0 0 0 0 1 x x position 9 Open Down 1 0 1 0 0 1 1 1 – This printout will not be recorded by the update service. Positions of Vario roof and limit switches Picture item Position of Position of Position of S69/4 S69/4 S118 S119 S69 S69/11 S63/3 S69/2 Vario roof rear shelf tubular (bot. Status: 01 / 2011 – 0 Switch open S69 Vario roof "closed" limit switch (left pin) 1 Switch closed S69/2 Left Vario roof "locked" limit switch X Switch intermediate position (limit switch specified value not relevant in S69/3 Right Vario roof "locked" limit switch corresponding intermediate step) S69/4 Rear shelf limit switch S69/11 Vario roof "stowed" limit switch S118 Tubular frame "locked" limit switch Introduction of the New SLK-Class. The maximum transparency (sec. This shortens the (AC voltage) of max. Since the reaction time of the particles depends on The MAGIC SKY CONTROL control unit contains a the outside temperature. ture is low. the condition before shutoff is By applying an AC voltage to a Suspended Particle restored. Status: 01 / 2011 – . thus changing the trans- put voltage is 0 V. Device (SPD) layer. ond stage) is reached at 120 V. The MAGIC SKY CONTROL roof is made up of several Shutting off circuit 15R deactivates the control system layers. and the roof becomes non-transparent. The roof has CONTROL control unit actuates the SPD film in the its minimum transparency (first stage) when the out. U = 140 V at a frequency of max. When it is switched back on. parency of the film. Model Series 172 – This printout will not be recorded by the update service. P77. the voltage can be briefly DC/AC converter and operates at an output voltage raised to U = 130 V output voltage. the transparency of the glass is changed from opaque to transparent or from transpar- ent to opaque.35-2016-00 Alignment of light-absorbing particles in SPD layer A On 1 Glass B Off 2 Electrode 3 Polymer matrix 4 Particles 28 b Introduction of the New SLK-Class. Roof systems Overall vehicle MAGIC SKY CONTROL The panoramic Vario roof with MAGIC SKY CONTROL When transparency is activated. the MAGIC SKY can vary its transparency in two stages. MAGIC SKY CONTROL roof. reaction time of the particles if the outside tempera- f = 400 Hz. along with the aluminum trim. The chrome-plated "Silver Shadow" switches and pan- els. Interior Overall vehicle Interior design The interior of the new SLK-Class is sporty-elegant and consistently reflects the dynamic look of the exterior. Status: 01 / 2011 – . By optimizing the location and function of the instru- ments. Model Series 172 b 29 – This printout will not be recorded by the update service. it has been possible to create additional stow- age areas and simplify operation of the controls. underline the sporty character of the new roadster. P68.00-6796-00 Interior design Introduction of the New SLK-Class. On the Furthermore. there is a roller blind compartment in rear panel located centrally behind the seats is a ruf- front of the armrest next to the hand rest which can fled pocket for storing CDs or similar items. In addition to the glove compart. Status: 01 / 2011 – . Interior Overall vehicle Storage and stowage compartments The interior design of the SLK incorporates a clever There is also large stowage compartment under the stowage concept. providing for a wide range of stowage ment in the instrument panel. armrest.00-6797-00 Overview of stowage areas and compartments 1 Glove compartment 5 Net in passenger-side footwell 2 Front center console stowage compartment (SA: bottle holder) (SA: ashtray) 6 Net on rear panel 3 Center console center stowage compartment 7 Ruffled pocket (SA: cup holder) 8 Door pockets 4 Center console stowage compartment (front armrest) 9 Trunk 30 b Introduction of the New SLK-Class. Model Series 172 – This printout will not be recorded by the update service. A flexible bottle holder can be area underneath the AC operating unit. P68. On the optionally be used as a beverage holder. there are 3 stowage options. compartments in the center console and one stowage There is a net located in the front passenger footwell compartment (or optionally an ashtray) in the front on the center tunnel. driver side. ordered for this location as special equipment. there is a net on the rear panel for holding the vehicle document wallet. The touch-and-feel of the flat-bottomed. Model Series 172 b 31 – This printout will not be recorded by the update service. an analog clock can lines. size increases to 7. giving the roadster an exemplary and bold also be optionally integrated into the centerfill grille of design.8" central display is mean that the interior of the SLK also clearly identifies located between the two center air vents. 3-spoke sport steering wheel with metallic spoke cover panels. These also quite deliberately create associations with air travel. successfully bridges the gap between sportiness on the one hand and culti- vated style on the other. The 5. the instrument In addition to an optional sun sensor and distance indi- panel also features a strong emphasis on horizontal cator for the parking assistant. The four galvanized. the screen sports cars. Interior Overall vehicle Instrument panel In harmony with the exterior design.0". high-quality air vents the instrument panel. P68.10-4384-00 Instrument panel Introduction of the New SLK-Class. Status: 01 / 2011 – . With the it as a member of the strong stable of Mercedes-Benz COMAND Online special equipment option. com- bined with the graphic design of the instrument clus- ter in the vicinity of the driver. the gauges. the tire pressure monitor. the electric parking brake function and the anti-lock braking system. ESP-OFF). coolant temperature as well as the rear fog lamp and front fog lamp functions. the pointers of the speedometer and tachometer move synchronously all Located between the two dial faces in the central dis- the way to the end and then return to the zero position play is an indicator for the currently selected gear once. The time and outside temperature The speedometer incorporates the indicator lamps for are shown here on vehicles with manual transmission. When the ignition is switched on. the seat located centrally between the two analog dial-type belts. the driving lights. the fuel reserve. the ESP® functions (ESP. the high beams. engine diagnosis.32-9261-00 Instrument cluster ECE version 32 b Introduction of the New SLK-Class. P54. Interior Overall vehicle Instrument cluster The twin-tube instrument cluster features a display for Integrated in the tachometer are the warning lamps showing information from the on-board computer for the supplemental restraint system (SRS). range and transmission mode on vehicles with auto- matic transmission. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Interior Overall vehicle P54. Status: 01 / 2011 – . Model Series 172 b 33 – This printout will not be recorded by the update service.32-9260-00 Instrument cluster USA version A1 Instrument cluster A1e54 Coolant temperature warning lamp A1e1 Left turn signal indicator lamp A1e57 Front fog lamp indicator lamp A1e2 Right turn signal indicator lamp A1e58 Engine diagnosis indicator lamp A1e3 High beam indicator lamp A1e59 DISTRONIC warning lamp A1e4 Fuel reserve warning lamp (with (code 233) Distronic Plus) A1e9 Seat belt warning lamp A1e66 Tire pressure monitor warning lamp A1e10 Parking brake indicator lamp (with (code 475) Tire pressure monitor A1e11 Parking brake warning lamp (Premium)) A1e15 Supplemental restraint system indicator lamp A1e67 Low beam indicator lamp A1e16 Preglow indicator lamp (with diesel engine) A1p1 Coolant temperature gauge A1e17 Antilock brake system indicator lamp A1p2 Fuel level indicator A1e18 Rear fog light indicator lamp A1p5 Tachometer A1e32 ESP®/ASR OFF warning lamp A1p8 Speedometer A1e41 Electronic Stability Program warning lamp A1p12 Gear indicator A1e51 Brake system warning lamp A1p13 Multifunction display A1p16 Transmission mode display Introduction of the New SLK-Class. Interior Overall vehicle Center console Continuing down from the bottom section of the cen. On vehicles with lighter and power outlet (SA). Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . USB jack and AUX-IN jack or integrated power outlet or ashtray with cigarette Media interface connector (SA). • Convertible top switch • Cup holder P68. the Bluetooth® module is located here.20-4407-00 Center console 34 b Introduction of the New SLK-Class. • The shift block with gearshift/selector lever The center console houses. from top to bottom: • The rotary pushbutton for operating the radio/ navigation unit • Audio 20 radio or COMAND Online operating unit • The hand rest extension for the driver (SA) • The roller blind compartment next to the hand rest • Switch panel for upper control panel • The armrest. which also serves as a cover for the • Climate control operating unit stowage compartment underneath. This houses a • A stowage compartment with push-pull cover and 12 V power outlet. The following parts extend out to the rear of the large ter tower of the instrument panel is the start of the aluminum center console control panel: transition to the center console. the comfort telephony special equipment option. • A sidebag incorporated in the backrest. This specially coated weight design. The outside of each magnesium frame is also fitted ably prevents the surface from heating up. which A new feature is the "sun-reflective leather" special sets new standards in terms of strength and light- equipment option for the seats. seats. An integrated underlay cushioning mat improves the seating com- The driver and front passenger seats are equipped fort. with a sidebag with gas generator. cushion shell. • Manual backrest inclination adjustment. P91. • A coat hook on the rear of the backrest. notice.00-2290-00 Seats Introduction of the New SLK-Class. safety and sportiness. with the following features as standard: • Manual fore/aft and height adjustment. Status: 01 / 2011 – . Model Series 172 b 35 – This printout will not be recorded by the update service. particularly in the case of dark color variants. The foam of the backrest lies directly on a supporting part made of diecast aluminum. yet varied. • A crash-active head restraint. requirements developed to provide dampening for the new sporty of customers in the area of seating comfort. A pressed sheet steel panel forms the sturdy ics. ergonom. Interior Overall vehicle Seats The new SLK is fitted with a seating system which Sinusoidal spring cushioning with a foam layer was meets the highly demanding. leather reflects the thermal radiation of the sun and. 10-3598-00 Fully equipped seat variant 36 b Introduction of the New SLK-Class. fully electric seat The electrically adjustable seats feature 4-way lumbar adjustment incl. Interior Overall vehicle Electric seat adjustment memory package For maximum operator convenience. The current option. Status: 01 / 2011 – . P91. On the driver side. seat cushion inclination and back. the positions of the rest angle adjustment. This carries out seat fore/aft adjustment. buttons. The switch group for seat adjustment is located in the door trim. memory function is available as an support adjustment in the lumbar area. seat seat positions can be stored using the memory height adjustment. Model Series 172 – This printout will not be recorded by the update service. both for the driver and front steering wheel and outside mirror are also stored. passenger. 20-3793-00 Overhead control panel ECE version N70 Overhead control panel control unit N70e8 Eyeglass box illumination N70e4 Left rear interior/reading lamp N70s3 Interior lights automatic function switch N70e5 Right rear interior/reading lamp N70s6 Left front reading lamp switch N70e6 Left overhead control panel LED N70s7 Right front reading lamp switch N70e7 Right overhead control panel LED N70s10 MAGIC SKY CONTROL button Introduction of the New SLK-Class. Interior Overall vehicle Overhead control panel (OCP) Integrated in the overhead control panel are the cen- tral interior illumination with two combined lamps for the interior and reading lights. Model Series 172 b 37 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Switches for the following functions are also arranged in a row: • Door contact switch • Interior light switch • Left and right reading light switches on the outside for the two reading lights • SOS emergency call switch (USA only) • MAGIC SKY CONTROL button (SA) P82. the console incident illumination consisting of two LEDs and the glasses compartment illumination consisting of one LED. a diesel engine (OM 651) is being offered for the SLK. Order no. i Note For further information about the maintenance strategy. NAT2 Fuel Economy Plus By making maintenance less complicated and intro- ducing the basic service which covers the technically essential items. Both workshops and the customer will bene- fit from the extended maintenance scopes from the P27. The aim of this consultation is As with the current model series. the fluid change intervals have changed from a one-off change at 60.000 km or 5 years (new). Status: 01 / 2011 – . New engines The new generation of V-gasoline engines (M 276) supply greater power with lower consumption. visor in a consultation.00-2343-00 very first kilometer driven.: 6516 1355 02 38 b Introduction of the New SLK-Class. All requirements for maintenance according to manu- facturer guidelines are fulfilled both by the basic ser- vice and by the service with Plus package. Model Series 172 – This printout will not be recorded by the update service. major basic services to cater for service and conve- nience-oriented customers. increased durability of the new fluid. Assyst Plus Maintenance New technical features Use of NAT2 FE+ The SLK is based on the tried-and-tested technology Due to development of the NAT2 transmission and the of the predecessor model. For the first time. an optional PLUS to offer the customer the package best suited to him package is available to supplement both the minor and or her.000 km (old) to every 125. we are able to offer maintenance that PLUS package is more cost-efficient and competitive for price-sensi- tive customers without compromising the usual This PLUS package must be offered by the service ad- Mercedes-Benz service quality. see the brochure "ASSYST PLUS Mainte- nance. Extended Maintenance Strategy for Model Series as of Modification Year 2008". the tried-and- tested extended maintenance strategy is also used for the SLK. Extended maintenance strategy As on the predecessor model series. 32-9255-00 Display on multifunction display (shown for ECE) Maintenance-relevant special equipment which has Workshop code been retrofitted must be determined and added man- ually by the service advisor if applicable. P00. Model Series 172 b 39 – This printout will not be recorded by the update service. The cus- tomer has no access to this workshop code. Display on multifunction display (shown for ECE) ment. The workshop code contains all vehicle-specific ser- vice items which currently need to be performed on P54. body and major assembly operations are documented in a central database using the Digital Service Booklet (DSB) aftersales system. time and equip. Assyst Plus Maintenance Workshop display The workshop code is stored in the maintenance com- puter and is read out by the service advisor via the instrument cluster or Xentry Diagnostics. The Digital Service Booklet is available for Europe. Digital Service Booklet All service. Service (time-based servicing scheme) The workshop code can have 3 to 6 digits. Status: 01 / 2011 – . P54.01-4101-00 Display of Digital Service Booklet Introduction of the New SLK-Class. depending on mileage. It consists of numbers and/or letters.32-9254-00 the vehicle. North Africa and Russia. the Middle East. Decoding the workshop code After the workshop code is entered in the Workshop Information System (WIS). the system outputs a vehi- cle-specific service sheet containing the service items for the pending service. The cus- tomer receives a service report which he/she stores in the service booklet as evidence of the service. 10-3047-00 M 271 with sound generator 40 b Introduction of the New SLK-Class. The M 271 EVO will be available in two power variants for the SLK. This is achieved launch. Engine M 271 EVO Drive Engine M 271 EVO Sound generator The new SLK-Class will be available with a further The sporty appearance of the SLK with M 271 EVO is developed 4-cylinder gasoline engine at market underlined by a sporty target sound. Emission Vehicle II (ULEV II) emission standards at market launch. Status: 01 / 2011 – . The engine pulsation causes a dia- phragm to vibrate. the throttle valve. P01. Model Series 172 – This printout will not be recorded by the update service. In the SLK 200 with a rated output of The sound generator is positioned directly in front of 135 kW and in the SLK 250 with 150 kW. with the new sound generator. This generates a sound which is Both models meet the Euro 5 (EU5) and Ultra-Low directed into the vehicle interior via a hose line. which "enriches" the engine noise with air intake sounds. 3:1 9.00-3293-00 Performance graph M 271. Engine M 271 EVO Drive Unit SLK 200 SLK 250 Engine data M 271 E18 DE LA Rated output kW 135 150 at engine speed rpm 5250 5500 Rated torque Nm 270 310 at engine speed rpm 1800 – 4600 2000 – 4300 Compression ratio ε 9. Model Series 172 b 41 – This printout will not be recorded by the update service. Status: 01 / 2011 – .3:1 P01.861 (135 kW variant) (150 kW variant) M Torque P Output n Rpm Introduction of the New SLK-Class.861 Performance graph M 271.00-3292-00 P01. Engine M 276 Drive The SLK 350 is equipped with the newly developed V6 gasoline engine M 276 of the new generation of V. Model Series 172 – This printout will not be recorded by the update service. including through newly developed operating modes • Resonance intake manifold • Multi-spark ignition • Direct injection of the 3rd generation. i Note engines. P01. the New 6 and 8 Cylinder V-Engine Generation tion differs in the following main aspects: M 276/M 278" is available for the new V-engines. • 60° cylinder angle instead of 90° (no balance shaft required) Order no. Status: 01 / 2011 – . 6516 1379 02 • Increased power and torque • Full aluminum crankcase • Extended lean-burn operation. Compared against the predecessor engine M Introduction into Service Manual "Introduction of 272 with direct injection. the M 276 with direct injec.10-3048-00 M 276 42 b Introduction of the New SLK-Class. • Advanced control and optimization of the cooling and oil circuits The EU5 and ULEV II emissions standards will be ful- filled by all engines of this model from market launch. Model Series 172 b 43 – This printout will not be recorded by the update service.2 P01. Engine M 276 Drive Unit SLK 350 Engine data M 276 DE35 Rated output kW 225 at engine speed rpm 6500 Rated torque Nm 370 at engine speed rpm 3500 Compression ratio ε 12. Status: 01 / 2011 – .956 M Torque P Output n Rpm Introduction of the New SLK-Class.00-3256-00 Performance graph M 276. 10-3049-00 M 651. oil pump. Engine OM 651 Drive Engine OM 651 was first installed in the C-Class. Lanchester balance shafts and the two camshafts. Status: 01 / 2011 – . • Oil pump integrated in the crankcase • Oil spray nozzle shutoff valve for controlling the oil spray nozzles for piston crown cooling • Engageable coolant pump • Exhaust gas recirculation (EGR) with EGR cooler and switchable bypass duct • Cylinder head with 2-piece water jacket • Quick-glow system with glow output stage • 2-stage charging P01. Model Series 172 – This printout will not be recorded by the update service.980 44 b Introduction of the New SLK-Class. It fulfills the EU5 emissions standard and is character- ized by the following components: • 2 Lanchester balance shafts • Gear drive in combination with a drive chain on the flywheel side for driving the high-pressure pump. Model Series 172 b 45 – This printout will not be recorded by the update service. Engine OM 651 Drive Unit SLK 250 CDI Engine data OM 651 DE22 LA Rated output kW 150 at engine speed rpm 4200 Rated torque Nm 500 at engine speed rpm 1600 – 1800 Compression ratio ε 16.00-3254-00 Performance graph OM 651.980 M Torque P Output n Rpm Introduction of the New SLK-Class.2 P01. Status: 01 / 2011 – . The air ducting has a two-piece design. dampened with the radiator shutters closed. One of the most important advantages of adjustable Different radiator block depths and different electric radiator shutters is the positive effect they have on the suction fans with power outputs of 400 W and 600 W aerodynamics of the vehicle. All cooling circuits are filled via an external coolant expansion reservoir. Other compo. which in turn makes a are employed to ensure that the varying cooling reduction in fuel consumption possible as well as requirements of the various engines and items of emissions improvements. the engine and through the engine compartment can nents include a condenser with attached refrigerant be controlled. Engine cooling Drive General Adjustable radiator shutters All engines of the SLK are equipped with a cooling Depending on the engine variant and national version. flow path for the cooling air. All components of the cooling module are connected to each other with clips and quick couplings to allow for easy assembly and service access. a transmission oil with which the air flow through the cooling module of heat exchanger in the right wheel arch. module with cross-flow radiator and. Model Series 172 – This printout will not be recorded by the update service. temporarily increases the system pressure to 2 bar to prevent the evaporation of cool- ant. This is jointly turned. in a circular shape parallel to the fan. Other advantages include the fact that the engine The electronic control unit for the electric suction fan reaches its operating temperature more quickly. the slats can be on the supercharged 4-cylinder engines. equipment are met. Through an actu- The cooling system also includes a charge air cooler ator attached to the cooling module. Status: 01 / 2011 – . thus steplessly closing or opening the located ahead of the condenser underneath the cross. The cap has a 2-stage valve which. The upper air duct is attached to the condenser. heat- is attached to the fan shroud on the 400 W variant and ing comfort is improved and the engine noise is further integrated in the electric motor on the 600 W variant. when heated. The lower air duct is hooked in and clipped to the charge air cooler or directly to the radiator.20-2411-00 Radiator shutters Y84 Radiator shutters actuator 46 b Introduction of the New SLK-Class. in combination the SLK is equipped with adjustable radiator shutters with an automatic transmission. accumulator and drier and a continuously variable Shutters consisting of a number of slats are arranged electric suction fan. member and attached to the radiator. P20. 120 bar and pumps pressure fuel circuit and high-pressure fuel circuit sub.7 bar depending on fuel require- pump. depending on the operating condition of the engine. The fuel reaches the high-pressure pump from the tank via the low-pressure fuel circuit. it to the rail.02-2141-00 Design of high-pressure fuel circuit M 271 EVO 18 Rail Y76/3 Cylinder 3 fuel injector 20 High-pressure fuel pump (batch 3b) Y76/4 Cylinder 4 fuel injector 20/1 Driver (drive) Y94 Quantity control valve 20/2 Fuel pressure damper A Fuel feed from fuel tank B4/6 Rail pressure sensor (low-pressure fuel) Y76/1 Cylinder 1 fuel injector B Fuel feed to rail (high-pressure fuel) Y76/2 Cylinder 2 fuel injector Introduction of the New SLK-Class. SFI [ME] control unit via a PWM signal. There is a pressure lim. When actuated. ized and sprayed into the respective combustion chamber by the fuel injectors. iting valve calibrated to 7. Here it is stored before it is finely atom- systems. P07. This compresses the fuel to max. the corresponding rail. rails. The fuel injectors are supplied with fuel directly from the fuel pump draws the fuel out of the fuel feed mod. presses the fuel which is required by the engine.5 bar between the filter car- The rail pressure is thus regulated from 30 to 140 bar tridge and the feed line fitting. There are no return lines on the ule and pumps it through the fuel filter to the high. pressure pump. The fuel pressure is variably regulated There is a quantity control valve on the high-pressure to between 4. This is actuated according to need by the ME- ments. This allows the There is a check valve at the feed point of the fuel filter fuel quantity which reaches the three pump units to be which prevents reduction of the fuel pressure when controlled and the high-pressure fuel pump only com- the fuel pump is switched off.0 and 6. Fuel system Drive Gasoline engine M 271 EVO Fuel is supplied to the M 271 EVO engine by the low. Status: 01 / 2011 – . The fuel from the fuel tank flows from the low-pressure fuel distributor to the high-pressure pump. Model Series 172 b 47 – This printout will not be recorded by the update service. the high fuel pressure sure fuel circuit and high-pressure fuel circuit sub. The rail pressure is ibrated to 7.5 bar between the filter cartridge and the regulated by the ME-SFI [ME] (motor electronics) con- feed line fitting. ule and pumps it through the fuel filter to the high- The high-pressure pump has a quantity control valve pressure pump. There is a pressure limiting valve cal- fuel temperature in the left rail. which regulates the fuel quantity supplied to the pump the fuel pressure is varied from approx. Model Series 172 – This printout will not be recorded by the update service. 4. There the fuel pump draws the fuel out of the fuel feed mod. element according to the specified fuel pressure. which actuates the quantity control valve The fuel from the fuel tank flows from the low-pressure with a PWM signal until the specified pressure is fuel distributor to the high-pressure pump. The fuel reaches the high-pressure pump from the The fuel injectors in each cylinder bank are supplied tank via the low-pressure fuel circuit. In the high-pressure fuel circuit.7 bar. Depending on the fuel requirement. trol unit.5 to 6. regulated and stored in the rails. obtained in the rail. Fuel system Drive Gasoline engine M 276 Fuel is supplied to the M 276 engine by the low-pres. necessary for jet-guided direct injection is generated. This increases the fuel pressure to up to 200 bar (depending on the operating state) and directs it through the high-pressure line and the rails to the fuel injectors. Status: 01 / 2011 – . are no return lines on the rails. P47. systems.00-2201-00 Gasoline engine fuel system (M 276) 48 b Introduction of the New SLK-Class. with fuel directly from the corresponding rail. In the filter feed line there is a check valve which pre- The fuel pressure and temperature sensor registers vents the fuel pressure from dissipating when the fuel the current fuel high pressure (rail pressure) and the pump is shut off. When actuated. These vehi- ule and pumps it through the fuel filter to the high. instrument cluster. heating element for water level monitoring. The actual fuel pressure present in the rail is recorded by the rail pressure sensor and continuously for- warded to the CDI control unit. grated in the fuel main filter in order to ensure The fuel reaches the high-pressure pump from the flowability of the fuel at low outside temperatures. water separator and lubrication package. The cur- flow of fuel to the high-pressure pump in order to keep rent condensation level is transmitted to the CDI con- its temperature low. This is dependent on the fuel pressure in the rail and the actuation duration of the fuel injectors. The fuel pressure in the rail is controlled by the pres- sure regulating valve and the quantity control valve. cles feature a fuel filter condensation sensor with pressure pump. i Note Leak fuel and unneeded fuel is returned to the fuel tank via the return line. This does not apply to vehicles with (Code U41) Fuel/ the fuel pump draws the fuel out of the fuel feed mod. the CDI control unit calculates the cylin- der-selective injection quantity for the respective operating condition. tank via the low-pressure fuel circuit. The fuel reaches the fuel injectors from the function display as a warning message. the quantity control valve regulates the stage and warms up the fuel in the fuel filter. the fuel is pumped by condensation level of approx. which displays this on the multi- perature.0 bar. the fuel pressure is regulated to approx. Model Series 172 b 49 – This printout will not be recorded by the update service. As of a In the high-pressure fuel circuit. Fuel system Drive Diesel engine Fuel is supplied to the OM 651 diesel engine by the Fuel preheating low-pressure fuel circuit and high-pressure fuel circuit The fuel preheating system heating element is inte- subsystems. Introduction of the New SLK-Class. the CDI control the high-pressure pump into the rail depending on the unit transmits a message via chassis CAN to the accelerator pedal signal. Based on a perfor- mance map. When actuated. trol unit via the fuel filter condensation sensor. 3. The heating element is energized by the glow output In addition. Status: 01 / 2011 – . Depending on the fuel requirements.0 – 5. 100 ml. rail via the high-pressure lines. engine speed and fuel tem. P47. Fuel system Drive Fuel tank Gasoline engine purging on USA version The vehicle is equipped with an internal steel fuel tank with a volume of 60 liters. The fuel tank atmosphere via the activated charcoal filter shutoff is located over the rear-end floor above the rear axle. This allows the legally prescribed leak test of the purge system to be performed. The OBD pressure sensor registers the internal pres- sure in the fuel tank for the leak test. which is actuated by the ME-SFI [ME] control unit.00-2187-50 Gasoline engine fuel tank (M 276) 50 b Introduction of the New SLK-Class. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . A 70 liter version is available The activated charcoal filter can be sealed off from the as special equipment (standard for USA). valve. The separating points of the exhaust system are located downstream of the catalytic converter and downstream of the left and right NOx storage catalytic converters. exhaust system through a tailpipe with exhaust tip on both the left and right sides. stream of the firewall catalytic converter and Downstream of the two firewall catalytic converters. Then converter consists of a single pipeline. Model Series 172 b 51 – This printout will not be recorded by the update service. Exhaust system Drive SLK 200 and SLK 250 SLK 350 The exhaust system of the M 271 EVO consists of a On the M 276. a center muffler and two wall catalytic converter for the right-hand and left- rear mufflers. The exhaust it flows into the dual-pipe center muffler and then into gas flows out of the two rear mufflers through one the left and right rear mufflers.10-2948-00 Gasoline engine exhaust system (M 276) Introduction of the New SLK-Class. upstream of the center muffler. The exhaust system is separated down. before it exits the tailpipe with exhaust tip on each side. the exhaust system starts with a fire- firewall catalytic converter. Status: 01 / 2011 – . hand cylinder bank on each side. the exhaust flows into the NOx storage catalytic con- The exhaust pipe downstream of the firewall catalytic verters (only with engine in stratified operation). P49. 10-2949-00 Diesel engine exhaust system (OM 651) 52 b Introduction of the New SLK-Class. verter/diesel particulate filter and just upstream of the branching point. Then the cleaned and filtered exhaust gas (CO) and. exhaust tip on the left and right sides. supplies the required thermal energy for exits the exhaust system through a tailpipe with the DPF regeneration phase through afterburning. The diesel particulate filter comprises a ceramic hon- The soot particles are held back in the honeycomb fil- eycomb filter element made of silicon carbide and ter of the diesel particulate filter. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . a diesel particulate filter catalytic converter flows into the channels of the (DPF) and two rear mufflers. coated with rare metal. before it (code 474). P49. The exhaust gas which is precleaned in the oxidation dation catalytic converter. diesel particulate filter which open out towards the front and reaches the channels which open out to the The oxidation catalytic converter is responsible for rear through the porous filter walls of the honeycomb reducing hydrocarbons (HC) and carbon monoxide filter body. The passages of the diesel par- ticulate filter are open alternately at the front and rear The separating points of the exhaust system are and separated from one another by the porous filter located downstream of the oxidation catalytic con- walls of the honeycomb filter element. Exhaust system Drive SLK 250 CDI The exhaust system of the OM 651 consists of an oxi. on vehicles with diesel particulate filter flows into the left and right rear mufflers. This is why the transmission is called 7G-Tronic Plus. Status: 01 / 2011 – . It is installed in the transmission bell hous- It features a new generation of torque converter which ing behind the torque converter. Oil supply with combustion engine OFF (stop/start function) The consumption-reducing measures include a reduc- tion in drag through a new bearing on the oil pump. When the combustion engine is shut off in ECO start/ improved Torlon rings on the input and output shafts stop mode. The oil change intervals have been extended because the transmission fluid is subjected to less energy due to the minimization of drag. Model Series 172 b 53 – This printout will not be recorded by the update service. off spontaneously. pump) takes over the oil supply for the control ele- ments and actuators of the automatic transmission. the oil pressure built up by the aux- SI00.g. The electric transmission oil pump (auxiliary ATF). P27. initiated e. The oil supply to the electrohydraulically controlled The 7G-Tronic Plus has been optimized with modifica. 7G-Tronic Plus transmission Transmission 7G-Tronic Plus transmission Automatic transmission oil supply All models are equipped with the familiar 7G-Tronic General Plus transmission. iliary pump ensures that the vehicle is ready to start mission fluid must be observed. For more information.40-P-0014A in WIS on usage of the new trans. rupted. The oil pump is driven via the drive flange of the torque converter. offers improved dynamic response characteristics combined with reduced fuel consumption. automatic transmission is provided by the oil pump tions to the torque converter and main transmission. the oil supply by the primary pump is inter- as well as a new automatic transmission fluid (FE. The color of the new fluid has been changed from red to blue because it may not be used in older During the subsequent start. The notes in service information the service brake.60-3503-00 Transmission mode switch S16/12 Automatic transmission transmission mode button Introduction of the New SLK-Class. see the corresponding documents in WIS. by releasing transmissions. (primary pump) with the combustion engine running. 7G-Tronic Plus transmission Transmission Technical data Unit SLK 200 SLK 250 SLK 250 CDI SLK 350 Transmission model 722.906 Transmission version W7C 700 Number of gears 7+R Weight (including converter kg 83-93 and transmission fluid) Overall length mm 621 630 621 Max.908 722.997 722.10-2383-00 7-speed automatic transmission 54 b Introduction of the New SLK-Class. Model Series 172 – This printout will not be recorded by the update service. input torque Nm 700 P27. Status: 01 / 2011 – . through a new valve characteristic and more direct Along with an increase in the hand force required as gear ratio. ratio throughout the steering angle. The toothed rack is made of hot forged high- strength steel. Model Series 172 b 55 – This printout will not be recorded by the update service. direct steering provides when parking to 2. Introduction of the New SLK-Class. This reduces power consump- tion. Steering Chassis Steering gear Direct steering The basic vehicle is equipped with a standard steering A "direct steering" special equipment option. Compared to Both the steering gear housing and valve housing are standard steering. This reduces the steering requirement the vehicle speed increases. the customer with a noticeably more direct steering The steering gear housing features a two-piece design.2 steering wheel turns. weight. This oil quantity and therefore the flow pressure in the steering system are minimal when driving straightahead. This is achieved through an additional electrically actuated proportional sole- noid valve. In order to further improve the articula- tion characteristics. is available in differs from that of the predecessor model series combination with the agility package. which gear with constant gear ratio.5 kg to be achieved.6 steering wheel turns. This has reduced energy requirements during straightahead travel. an ECO power steering pump is installed as standard. which controls a bypass opening at the pressure connection and directs oil to the steering gear as required. The standard steering also features a new valve characteristic. Economy (ECO) power steering pump On the SLK. the steering gear is rigidly con- nected to the integral support. the vehicle handling and agility are made of aluminum and have been further optimized significantly improved and the steering requirement with respect to installation space requirements and during parking is reduced to 2. Status: 01 / 2011 – . This allowed a weight saving of 0. For this purpose the entire substructure The adjustment travel distances for the manual and of the steering column tube is suspended on a electric steering column versions are +/. measured from the basic position of the steering In order to largely compensate for the steering wheel. If the driver collides with the steering wheel. the ual fore/aft and height adjustment as standard.25 mm ver. Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – . mounted in the body. P46. gear being pushed back in the event of a heavy frontal impact. the steering shaft can slide together at the bottom and the integrated collaps- ible tubing of the steering coupling can deform. occupant.00-2154-50 Power steering. slide that runs in a mounting console rigidly tically and 25 mm forward and 35 mm back horizon. tally. Steering Chassis Steering column i Note The SLK is equipped with a steering column with man. An steering column can move forwards up to 100 mm electrically adjustable version is available as special in order to reduce the load applied to the vehicle equipment. electrically adjustable steering (SA) 56 b Introduction of the New SLK-Class. weight-optimized integral support is made of high-strength steel and is bolted rigidly to the longitudinal members. Model Series 172 b 57 – This printout will not be recorded by the update service. The principle of independent multilink rear suspension strate the target-oriented lightweight design practiced has been adopted due to its unsurpassed wheel con- on Mercedes-Benz vehicles. All models are equipped with a torsion stabilizer bar which is directly attached to the body.00-2094-50 Rear axle Introduction of the New SLK-Class. Front axle The wheel control components of the front axle includ- ing the steering gear are mounted together with the engine and transmission on an integral support. As part of the introduction of an electric and manufacturing processes represents the optimal parking brake. Status: 01 / 2011 – . The selection of materials trol qualities. it was necessary to modify the wheel compromise of geometric requirements. Axles Chassis General Rear axle The materials selected for the axles clearly demon. A forged aluminum wheel carrier is used in this dynamic driving stresses and crash requirements. P35. resistance to carrier. case to reduce the unsprung masses. The exceptionally stiff. Since the rubber bushing does not have to transmit the high static carrying forces. The spring forces In Sport mode. The damping characteris- springs on the rear axle. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. Torsion also available as special equipment. The vehicle level is lowered by 10 mm and roll support has been strengthened. Suspension Chassis Suspension systems Suspension with adjustable damping Three suspension variants are available for the SLK. In Along with direct steering and the Torque Vectoring addition to the standard suspension. Sports suspension Compared to the standard suspension. resulting in lower roll angles during dynamic driving. adjustable damping is a component of the sion and a suspension with adjustable damping are "Agility package" special equipment option. bars with a larger cross-section are installed with this special equipment. P54. The sports suspension can optionally be combined with all of the wheel sizes approved for the respective engine. it can be softer and thus optimized for comfort. torsion On vehicles with adjustable damping.25-8709-00 Sport switch 58 b Introduction of the New SLK-Class. a sports suspen. Buffering forces are transmitted to the body over a separate path via the head bearing. tics are then steplessly adjusted within the selected transmission mode. the driver can bars and double-tube shock absorbers on the front switch from a comfortable to a sporty transmission axle with single-tube shock absorbers and rear axle mode by actuating a switch. Brake. The shock absorber forces tuning and better driving stability at high speeds. are transmitted from the shock absorber via the piston rod to the cardan rubber bushing in the head bearing and only then onto the body. The standard suspension is a conventional steel sus- pension with MacPherson front axle struts. the sports sus- pension has shock absorbers with harder tuning. shorter suspension springs and torsion stabilizer bars with a larger cross-section. The front axle suspension strut is attached to the body with a triple-path head bearing. the hydraulic forces of the shock (static carrying forces) are transmitted directly to the absorbers are increased to provide sporty suspension body via the head bearing. 7 x 3 Rear axle 4-cylinder mm 20 x 3 21 solid Rear axle 6-cylinder mm 21 x 3 21.8 21. it provides vehicle dynamics similar to those of behavior of the body through continuously adjustable the standard steel suspension and in the Sport setting (as opposed to graduated) damping. In the Comfort set. Suspension Chassis Functionality Characteristics. advantages The electronically regulated.5 solid P32.00-2059-00 Rear axle Introduction of the New SLK-Class. Torsion bar cross-sections Unit Standard cross-section Sport cross-section Front axle mm 20.7 x 2. it provides similar vehicle dynamics to those of the sports suspension. continuous damping sys. the customer-relevant frequency range in terms of the ting. Adjustable damping further improves ride comfort in tem operates fully automatically. Model Series 172 b 59 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Brake system Chassis Technical data Unit SLK 200 SLK 250 SLK 250 CDI SLK 350 Front brake system Type of brake 1-piston float. rear Type of brake 1-piston floating caliper Brake disk design Solid Brake disk diameter mm 300 Brake disk thickness mm 10 Pad area cm2 2 x 34 i Note Due to the brake caliper which is installed. Status: 01 / 2011 – .2 Brake system. 1-piston floating caliper ing caliper Composite construction Brake disk design Internally ventilated Brake disk diameter mm 295 322 344 Brake disk thickness mm 28 32 Pad area cm2 2 x 60.6 2 x 76. Model Series 172 – This printout will not be recorded by the update service. no additional brake pads are installed for the electric parking brake. 60 b Introduction of the New SLK-Class. via interior CAN from the front SAM control unit with fuse and relay module Introduction of the New SLK-Class. wants to leave a parking space and drive off. When transmits a braking request to the chassis CAN. If the switch of the electric parking brake is pressed and held while driving at a vehicle speed of If the driver seat belt is not fastened. The the transmission is in position R. The automatic release function is only available in Pressing the switch engages the electric parking combination with an automatic transmission and auto- brake and pulling the switch releases the electric park- matically releases the parking brake when the driver ing brake. • Electronic Stability Program control unit The automatic release function is suppressed as long • Instrument cluster as the control is pressed. Status: 01 / 2011 – . It rear SAM control unit with fuse and relay module actu- makes use of a brake caliper with electric parking ates the brake lights. Model Series 172 b 61 – This printout will not be recorded by the update service. The driver can thus drive off • Front SAM control unit with fuse and relay module safely in the desired direction without the vehicle roll- • Rear SAM control unit with fuse and relay module ing backwards. the trunk lid must request is received by the following control units: also be closed. which is located on the left of Automatic release function the instrument panel underneath the light switch. The instrument cluster issues brake function. the combined floating brake caliper closes • The transmission is in position D or R and completely and permanently irrespective of the dura- • The engine hood is closed and tion of actuation. The standard and acts on the wheels of the rear axle. • The driver seat belt is fastened and Emergency braking function sequence • The accelerator pedal is actuated with enough force to start off in the direction of travel. the message "Release parking brake" on the multi- function display and a warning tone is sounded. he/she must v > 3 km/h. This is If the control of the electric parking brake is pressed the case when: with the vehicle at a standstill or at a speed of below • The engine is running and 4 km/h. Brake system Chassis Electric parking brake An electric parking brake is installed in the new SLK as The vehicle is now braked via the service brake. The electric parking brake is operated via the electric parking brake switch. the electric parking brake control unit shift from P to D or R with the driver door closed. it is no longer necessary to connect a diagnostic tester in order to change the pads. 62 b Introduction of the New SLK-Class. See WIS for detailed information.9) L6/2 Right front axle rpm sensor N30/4 Electronic Stability Program control unit L6/3 Left rear axle rpm sensor N69/1 Left door control unit L6/4 Right rear axle rpm sensor N73 Electronic ignition lock control unit M14/7s1 Trunk lid rotary tumbler switch A13 Electric parking brake controller unit M76/1 Left electric parking brake actuator motor S68/3 Driver seat belt buckle restraint system switch M76/2 Right electric parking brake actuator motor S76/15 Electric parking brake switch N2/10 Supplemental restraint system control unit X11/4 Diagnostic connector N3/9 CDI control unit (diesel engine) Y3/8n4 Fully integrated transmission control unit N3/10 ME-SFI [ME] control unit (gasoline engine) i Note In contrast to the predecessor model series. Brake system Chassis P42. Model Series 172 – This printout will not be recorded by the update service.20-2590-00 Overview of system components for electric parking brake A1 Instrument cluster N10/1 Front SAM control unit with fuse and relay A1e10 Parking brake indicator lamp module A1e11 Parking brake warning lamp N10/2 Rear SAM control unit with fuse and relay A1p13 Multifunction display module B37 Accelerator pedal sensor N15/5 Electronic selector lever module control unit L6/1 Left front axle rpm sensor (with transmission 722. Status: 01 / 2011 – . Brake system Chassis ADAPTIVE BRAKE (ABR) Torque Vectoring Brake Adaptive Brake assists the driver when dangerous sit. the "sporty/ambitious driving" range tions: • The power distribution is adjusted to the driving situation using the ESP® sensor system (from • Electronic Stability Program (ESP) sporty driving up to the critical limits) • Electronic brake force distribution (EBD) • Greater responsiveness in terms of yaw due to • Antilock Brake System (ABS) adjusted power distribution • Acceleration skid control (ASR) • Electronic Traction System (ETS) The customer benefit of the system is responsive. it performs the following functions: The familiar system has been adapted to the new • Stable driving without engine torque reduction in model series and consists of the following subfunc. roller dynamometer mode P42. Model Series 172 b 63 – This printout will not be recorded by the update service. It is installed as the ABR basic component of the "Agility package" special equipment system (except (code 233) DISTRONIC PLUS) and ABR option. with (code 233) DISTRONIC PLUS • Hill Start Assist • Dry braking • Precharging • HOLD function • Passive ASR and ESP activation • ASR and ESP-ON. By selectively distributing the drive forces to premium system (with (code 233) DISTRONIC PLUS). the wheels. Status: 01 / 2011 – . safe • Brake Assist (BAS) driving up to highly dynamic driving ranges • BAS PLUS. The Torque Vectoring Brake system is available as a uations suddenly occur. ESP-SPORT and ESP-OFF • System fault display • Emissions test.00-2158-00 Design of brake caliper 1 Brake caliper 2 Brake pads 3 Brake disk 4 Frame 5 Brake piston 6 Screw-link actuator with pressure pattern 7 Brake piston seal 8 Dust boot M76/1 Left electric parking brake actuator motor Introduction of the New SLK-Class. 5J x 17 ET42 225/45 R 17 8. code R35 64 b Introduction of the New SLK-Class.10-6033-00 P40.10-6034-00 Light alloy wheel. code 39R P40.5 205/55 R 16 8J x 16 ET33. Wheels and tires Chassis Front light alloy Front tire Rear light alloy Rear tire wheel wheel Light alloy wheels Code R12 7J x 16 ET38 205/55 R 16 7J x 16 ET38 205/55 R 16 Code R49 7J x 16 ET38 205/55 R 16 7. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service.5J x 16 ET45. code R19 Light alloy wheel.5 225/50 R 16 Code R35 7.5J x 17 ET36 245/40 R 17 Design allocation P40.5 205/55 R 16 7J x 16 ET37. code R12/code R49 Light alloy wheel.10-6032-00 Light alloy wheel.5 225/50 R 16 Code 39R 7J x 16 ET37.10-6031-00 P40.5 205/55 R 16 Code R19 7J x 16 ET37. 5J x 18 ET42 225/40 R 18 8.10-6035-00 P40.5J x 17 ET36 245/40 R 17 Code 22R 7.5J x 17 ET42 225/45 R 17 8.5J x 17 ET36 245/40 R 17 Code R81 7. code 37R Light alloy wheel.5J x 18 ET36 245/35 R 18 Code R32 7. Model Series 172 b 65 – This printout will not be recorded by the update service. Status: 01 / 2011 – .10-6038-00 Light alloy wheel. code R81 P40.5J x 17 ET42 225/45 R 17 8.5J x 18 ET42 225/40 R 18 8.10-6036-00 Light alloy wheel. Wheels and tires Chassis Front light alloy Front tire Rear light alloy Rear tire wheel wheel Light alloy wheels Code 37R 7.5J x 18 ET36 245/35 R 18 Design assignment P40.10-6037-00 P40. code R32 Introduction of the New SLK-Class. code 22R Light alloy wheel. Networking 66 Overall network in model series 172 Interior CAN Drivetrain sensor CAN Diagnostic CAN Chassis CAN Front end CAN MOST Drivetrain CAN Vehicle dynamics CAN Telematics CAN Sensor CAN Overall network b Introduction of the New SLK-Class.19-5025-00 . Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – P00. DVD changer) parking assist) A40/8 Audio/COMAND display N10/1 Front SAM control unit with N62/1 Radar sensors control unit A40/9 Audio/COMAND control fuse and relay module (with code (233) panel N10/2 Rear SAM control unit with DISTRONIC PLUS) A2/30 Navigation module (with fuse and relay module N73 Electronic ignition lock (code 509) Navigation box) N22/7 Automatic air conditioning control unit A2/30-1 Cradle for navigation control and operating unit N80 Steering column tube module (with (code 508) N25/7 AIRSCARF system control module control unit Navigation box unit (with (code 403) N88 Tire pressure monitor preinstallation or Airscarf system) Chassis CAN control unit (with (code 509) Navigation box) N32/1 Driver seat control unit A1 Instrument cluster (code 475) Tire pressure (with (code 275) Memory A40/11 Multifunction camera (with monitor (Premium). Model Series 172 b Overall network 67 Networking . package for electrically (code 513) Speed Limit Schrader) adjustable front seats) Assist) N128 Electric parking brake N32/2 Front passenger seat A76 Left reversible emergency control unit control unit (with tensioning retractor (with (code 275) Memory (code 299) PRE-SAFE) package for electrically A76/1 Right reversible emergency adjustable front seats) tensioning retractor (with – This printout will not be recorded by the update service. Interior CAN Interior CAN Chassis CAN Telematics CAN A1 Instrument cluster N69/2 Right door control unit N10/1 Front SAM control unit with A2 Radio (with (code 523) MB A2 Radio (with (code 523) MB N69/5 KEYLESS-GO control unit fuse and relay module Audio 20 radio or Audio 20 radio or (with (code 889) Keyless. Status: 01 / 2011 – N52 Vario roof control unit (code 299) PRE-SAFE) N53 MAGIC SKY CONTROL N2/10 Supplemental restraint control unit (with system control unit (code 412) Glass Vario roof) N3/9 CDI control unit (with diesel N69/1 Left door control unit engine) N3/10 ME-SFI [ME] control unit (with gasoline engine) Introduction of the New SLK-Class. DVD changer) Online incl. N30/4 Electronic Stability Program (code 510) Audio 20 with (code 510) Audio 20 with Go) control unit CD changer) CD changer) N73 Electronic ignition lock N51/5 Adaptive damping system A40/3 COMAND controller unit A40/3 COMAND controller unit control unit control unit (with (with (code 527) COMAND (with (code 527) COMAND (code 483) ADVANCED Online with single DVD drive Online with single DVD drive AGILITY package) (with navigation) or (with navigation) or N62 Parking system control unit (code 512) COMAND (code 512) COMAND (with (code 230) Exclusive Online incl. Status: 01 / 2011 – (on engine 276 with N30/4 Electronic Stability Program (with (code 527) COMAND control unit (with code (233) stratified-charge mode) Online with single DVD drive DISTRONIC PLUS) N37/6 Right NOx sensor control (with navigation) or (code unit (on engine 276 with 512) COMAND Online incl.9) headlamps or (code 621) N87/5 Satellite digital audio radio N89 Transmission fluid auxiliary (SDAR) control unit (with Overall network Intelligent Light System pump control unit (left-hand traffic) or (code 536) SIRIUS satellite (transmission 722. stratified-charge mode) DVD changer) A90/3 Digital TV tuner (with (code 865) TV tuner) . Networking 68 Drivetrain CAN Front end CAN Vehicle dynamics CAN MOST N3/9 CDI control unit (with diesel N10/1 Front SAM control unit with N62/1 Radar sensors control unit N40/3 Sound system amplifier engine) fuse and relay module (with code (233) control unit (with N3/10 ME-SFI [ME] control unit N71/1 Headlamp control unit (with DISTRONIC PLUS) (code 810) Sound system) (with gasoline engine) (code 614) Bi-xenon N87/3 Digital Audio Broadcasting N15/5 Electronic selector lever headlamp unit or control unit (with module control unit (with (code 618) Bi-xenon (code 537) Digital radio) transmission 722. Model Series 172 B29/2 Left front bumper A89 DISTRONIC electric DISTRONIC (DTR) sensor Drivetrain sensor CAN controller unit (with (code MOST (with (code 233) 233) DISTRONIC PLUS) DISTRONIC PLUS) N3/9 CDI control unit (with diesel A2 Radio (with (code 523) MB B24/15 Yaw rate sensor for lateral B29/3 Right front bumper engine) Audio 20 radio or (code and longitudinal DISTRONIC (DTR) sensor N3/10 ME-SFI [ME] control unit 510) Audio 20 with CD acceleration with (code (with (code 233) (with gasoline engine) changer) 233) DISTRONIC PLUS) DISTRONIC PLUS) N37/5 Left NOx sensor control unit A40/3 COMAND controller unit N62/1 Radar sensors control unit – This printout will not be recorded by the update service.9) (code 622) Intelligent Light Diagnostic CAN radio) N118 Fuel system control unit System (right-hand traffic)) N125/1 Media interface control unit Y3/8n4 Fully integrated N10/1 Front SAM control unit with (with (code 518) Media transmission control fuse and relay module interface) control unit (with N123/4 Emergency call system transmission 722.9) control unit (with (code 359) TELE AID emergency call system) Sensor CAN Vehicle dynamics CAN b Introduction of the New SLK-Class. Overall network Networking Network architecture The network architecture used in the SLK and in other Diagnostic CAN Mercedes-Benz model series represents the current The diagnostic tester can be connected to the state-of-the-art. diagnostic CAN via the diagnostic connector (X11/4). The vehicle electronics are networked using the fol- The diagnostic CAN operates at a transfer rate of lowing data bus systems: 500 kBit/s. • Controller Area Network (data bus/CAN bus) Front end CAN (CAN) The front end CAN is responsible for data transfer for • Media Oriented System Transport (MOST) the lighting systems. The front end CAN operates at a transfer rate of 500 kBit/s. CAN Chassis CAN The chassis CAN is responsible for data transfer by the The CAN is an electrical bus system for the transmis- chassis and suspension systems. The chassis CAN sion of data on two lines. The CAN consists of twisted operates at a transfer rate of 500 kBit/s. two-core data lines that connects all CAN subscribers (control units) via a parallel connection. Vehicle dynamics CAN The two lines of the data line must not be swapped The vehicle dynamics CAN is responsible for data (low level/high level). Each connected control unit can transfer of the vehicle dynamics data (e.g. turn rate, send or receive data (bidirectional bus). longitudinal acceleration). The vehicle dynamics CAN operates at a transfer rate of 500 kBit/s. The following CAN systems are involved in the overall network: Drivetrain sensor CAN Telematics CAN The drivetrain sensor CAN is responsible for data transfer of exhaust data. The drivetrain sensor CAN The telematics CAN is responsible for data transfer by operates at a transfer rate of 500 kBit/s. the telecommunications systems. Sensor CAN The telematics CAN operates at a transfer rate of 125 kBit/s. The sensor CAN is for data transfer between con- nected control units. The sensor CAN operates at a Interior CAN transfer rate of 500 kBit/s. The interior CAN is responsible for data transfer in the vehicle interior. It interconnects the different systems that can be operated by the driver or the front passen- ger (e.g. power windows, climate control) etc. The interior CAN operates at a transfer rate of 125 kBit/s. Drivetrain CAN The drivetrain CAN is responsible for data transfer by the drive systems. The drivetrain CAN operates at a i Note transfer rate of 500 kBit/s. The diagnostic CAN of the SLK is the sole diagno- sis communications interface between the exter- nal diagnosis test system and the vehicle. The vehicle thus meets the legal requirements for exhaust gas diagnosis. Introduction of the New SLK-Class, Model Series 172 b 69 – This printout will not be recorded by the update service. Status: 01 / 2011 – Exterior lights Illumination Headlamps Halogen version (standard) The headlamps of the new SLK have been developed The standard headlamp consists of the following com- further from those of the predecessor model series in ponents: terms of the location of the headlamp functions and • The projection module on the outside with halogen the light technology used. The basic version with sin- bulb for the low beams, gle-tube headlamps features round LED daytime run- • Underneath this a 5W bulb for the position lamp, ning lights and front fog lamps with chrome-plated • Next to this the turn signal lamp with yellow bulb, trim in the bumper. • Above this a reflector with halogen bulb for the high beams, • Daytime running light in halogen style. P82.10-6613-00 Clear glass headlamp with H7 projection technology 70 b Introduction of the New SLK-Class, Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – Exterior lights Illumination Intelligent Light System (ILS) In the optional version with Intelligent Light System, The main headlamp consists of the following compo- the main headlamps feature a dual-tube design and nents: the horizontal daytime running lights in the bumper • The projection module on the outside with xenon each incorporate four LEDs. For the first time, the turn bulb for low and high beams, signal and position lamp functions make use of LED • Above this the LED position lamp, technology. • Underneath the projection module, the turn signal Vehicles with ILS headlamps are equipped with lamp featuring LED technology dynamic headlamp range adjustment. This system • Above this the cornering lights function, compensates for changes in the vehicle's position • LED daytime running light. which affect the inclination angle of the light beam. These include dynamic pitch motion during braking and acceleration and static changes in position due to loading. P82.10-6614-00 Bi-xenon headlamps Introduction of the New SLK-Class, Model Series 172 b 71 – This printout will not be recorded by the update service. Status: 01 / 2011 – Model Series 172 – This printout will not be recorded by the update service. The advantage of LED technology is that backup lamp.10-6615-00 LED rear lamps 72 b Introduction of the New SLK-Class. This technology ensures an more quickly than conventional bulbs as well as having unmistakable night design. all light functions make use of LED tech. Depending on the light a significantly longer service life. Exterior lights Illumination LED rear lamps The rear lamps of the new SLK have been modified in The covering lenses of the rear lamps are colored terms of their design and technology. P82. Status: 01 / 2011 – . the LEDs in certain areas of the rear lamp are selectively actuated or flashed at varying light intensi- ties. the lamps light up approximately 150 milliseconds nology as standard. Except for the white/red. function. Interior lights Illumination Interior illumination Interior lights package Aside from the central illumination in the overhead Furthermore, an interior lights package consisting of control panel, additional lamps provide orientation in the following components is available as an option: and around the vehicle: • Make-up lamps • Glove box illumination • Exit illumination in the A-pillars • Stowage compartment/ashtray illumination • Footwell illumination which automatically dims • Side trunk lamp (right) upon door closing (the lamps serve as orientation • Warning/ambient lamp in trunk lid lamps during driving operation) • Exit lamps in the A-pillar • Stowage compartment lamp in center console • Ambient illumination in the outside mirrors Ambiance illumination Interior ambience illumination with red light is avail- able as an option. This consists of the following com- ponents in addition to the aforementioned lamps: • Direct ambiance illumination in the door trim • Indirect ambiance illumination in the door pull handle • Direct ambiance illumination on both sides of the center console Illuminated door sills Illuminated door sills are available as additional spe- cial equipment. P82.20-3792-00 Ambiance illumination Introduction of the New SLK-Class, Model Series 172 b 73 – This printout will not be recorded by the update service. Status: 01 / 2011 – Safety systems Safety Safe driving PRE-SAFE® Driving safety has been further improved on the R 172 PRE-SAFE® is available as special equipment on by the following main features: model series 172. PRE-SAFE® provides a synergy of active and passive safety. If the system detects a • ADAPTIVE BRAKE with the added functions: Hill potential accident situation based on driver behavior, Start Assist, precharging, dry braking and Hold vehicle behavior or observation of the environment, function (standard) reversible measures for preventive occupant protec- • Attention assistance system (ATTENTION ASSIST) tion are initiated. (standard) • Brake Assist System (BAS) (standard) or BAS Plus PRE-SAFE® can be activated in the event of: • Adaptive brake lights (standard) • Emergency stops • Tire pressure loss warning (standard), or tire • Panic follow-up braking pressure monitor (TPM) (USA only, standard) • Heavy oversteer • Intelligent Light System with bi-xenon (SA) • Heavy understeer • Speed Limit Assist (SA) • Critical steering movements • Parking assistance (Advanced Park Assist) (SA) • Heavy brake assistance by BAS PLUS • DISTRONIC PLUS incl. BAS PLUS and PRE-SAFE® • Autonomous braking by the PRE-SAFE® brake brake (SA) (in combination with SA DISTRONIC PLUS) • Front end collision detection (in combination with SA DISTRONIC PLUS) Measures: • Reversible driver/front passenger seat belt tensioning • Positioning of front passenger seat (in combination with SA memory package) • Closing of side windows If an accident is avoided, the reversible safety precau- tions are reversed once the vehicle returns to a calm and controlled driving condition. The front seat belts are relaxed and the other adjusted systems can be returned to their initial positions by the occupants. i Note: The system becomes available again if a hazard- ous situation re-occurs. 74 b Introduction of the New SLK-Class, Model Series 172 – This printout will not be recorded by the update service. Status: 01 / 2011 – Safety systems Safety Restraint systems Protective measures for pedestrians and cyclists Along with the rigidity of the passenger cell, the quality of the restraint systems determines the risk of injury As a supplement to the active measures (e.g. Brake to vehicle occupants in the event of an accident. The Assist System as standard), measures have been best possible protective effect is always achieved by implemented on the body in order to further optimize the interaction of seat belts and airbags. pedestrian and cyclist protection on the new SLK. An active engine hood is also used on the SLK. A wide Crash sensor system range of sensors and actuators in the bumper are read The crash sensor system and its associated software in and actuated by the SRS control unit (N2/10). If the for the detection of the type of accident and severity system registers a collision with a pedestrian, pyro- of accident have been further refined compared to the technical actuators in the area of the engine hood predecessor model series. New on the SLK are: hinges are actuated. This raises the engine hood by • The electronic Supplemental Restraint System 85 mm. The resulting increase in space between the (SRS) control unit engine hood and the components of the engine com- • The pressure sensors in the doors partment causes a relative reduction in the accelera- • The acceleration sensors for detecting a tion forces applied to the head of the pedestrian dur- pedestrian impact ing the impact. The deformation properties of the hood were devel- oped specifically to meet these requirements. The use of aluminum and homogeneous reinforcement on the inside of the engine hood further reduce the loads dur- ing an impact. The soft nose allows the impact area to be spread out over a large area. In combination with the reduced foam hardness in the front bumper, this reduces the stress applied if the vehicle collides with the legs of a pedestrian. Introduction of the New SLK-Class, Model Series 172 b 75 – This printout will not be recorded by the update service. Status: 01 / 2011 – Status: 01 / 2011 – . situation-dependent triggering of the driver and front passenger airbags • Three-point seat belt with degressive belt force limitation and buckle emergency tensioning retractors • Kneebag on driver and passenger side (USA only) • Sidebag. Model Series 172 – This printout will not be recorded by the update service. integrated in door trim • Crash-active head restraints P91. integrated in backrest • Headbag.00-2276-50 Airbag system in vehicle (full equipment) 76 b Introduction of the New SLK-Class. Safety systems Safety Other main passive safety features include the following supplemental restraint systems: • Two-stage. tar- geted braking assistance during emergency braking. If the driver does not respond. This was the result of The DISTRONIC PLUS driver assistance system auto- analyses carried out by based on representative data matically regulates the vehicle speed and distance to from accident research and the evaluation of real-life the vehicle in front as specified by the driver in the accidents.: 6516 1381 02 i Note All the driving assistance systems are merely aids for the driver in controlling the vehicle in certain difficult situations. speed range of v = 0 to 200 km/h and v = 200 to 0 km/h. The PRE-SAFE® brake continuously determines the risk of a rear-end collision and initiates appropriate collision warning measures in critical situations.32-9262-00 DISTRONIC PLUS display 1 Distance warning readiness indicator 2 Own vehicle 3 Specified distance 4 Vehicle in front (target object) Introduction of the New SLK-Class. DISTRONIC PLUS including BAS PLUS and PRE-SAFE® brake Driving assistance systems General DISTRONIC PLUS including BAS PLUS and PRE-SAFE® brake Modern assistance systems effectively contribute towards accident avoidance. it also performs autonomous partial or emergency braking in order to reduce the severity of a collision. They can never replace a properly relaxed and attentive driver. The BAS PLUS function (Brake Assist System PLUS) assists the driver through situation-dependent. Model Series 172 b 77 – This printout will not be recorded by the update service. P54. Status: 01 / 2011 – . see Introduction into Service Manual "Introduction of the New CLS- Class – Introduction into Service Manual for Model Series 218" Order no. i Note For more information on the driver assistance systems listed here. The driver bears sole responsibil- ity at all times for the safety of his vehicle and its behavior. prompted to take a break through the output of a ber the speed limits. monotonous journeys in a speed range nage in order to display them symbolically on the of approx. 80 to approx. including on stretches of road visual and acoustic warning message. Status: 01 / 2011 – . The attention assistance system is switched on via the "Assist." menu in the "Attention Asst. If the system is switched on while driving. Model Series 172 – This printout will not be recorded by the update service.32-9263-00 P54. Speed Limit Assist and attention assistance system Driving assistance systems Speed Limit Assist Attention assistance system The Speed Limit Assist system forms part of the The attention assistance system which is available as COMAND Online special equipment and uses image special equipment on the SLK can detect the typical detection (integrated camera in center of windshield) signs of fatigue or deteriorating attentiveness of the to determine the maximum speeds as per the road sig. with varying signage and construction site signs. The driver is instrument cluster." menu level on the instrument cluster. driver on long.32-9264-00 Speed Limit Assist ATTENTION ASSIST function activated 1 Road sign with indication of permissible maximum 1 Coffee cup symbol speed 2 Speed Limit Assist is available 3 Unit for the displayed road sign 78 b Introduction of the New SLK-Class. A coffee cup symbol is dis- played on the multifunction display. It thus helps the driver to remem. i Note The behavior of the driver is also analyzed when the attention assistance system is switched off. 180 km/h. then the entire trip from the beginning is thus taken into account. P54. message "Pay attention to surroundings". P54. via the outer front distance sensors. parallel park- sors. Status: 01 / 2011 – .32-8855-00 Parking space detection. Model Series 172 b 79 – This printout will not be recorded by the update service. Alongside the warning tance between the vehicle and the obstacle is indi. illustration of principle 1 Drive past 2 Side distance sensor detection range 3 Front distance sensor detection range 4 Route into the parking space Introduction of the New SLK-Class. the area left and right of the vehicle and therefore have a larger range than the rest of the distance sen- While driving at speeds of v < 36 km/h. to activate the parking assistant appears in the lower section of the multifunction display. These monitor tance between the vehicle and an obstacle. play of the instrument cluster. The dis. Parking assistance Driving assistance systems Parking assistance Parking space detection The parking system uses the familiar PARKTRONIC The parking space detection function is implemented distance warning system in order to record the dis. The If a parking space is detected and reverse gear is driver is supported during the parking maneuver by engaged. "Activate Park Assist?" appears on the dis- appropriate steering and driving prompts. ing spaces on both sides of the vehicle in the direction of travel are measured and stored by the system. the option cated to the driver visually and acoustically. Climate control Comfort The new SLK is equipped with air conditioning as stan. Model Series 172 – This printout will not be recorded by the update service. On the THERMOTRONIC system. • A display on the operating unit The passenger compartment ventilation system has been further improved in terms of low noise emission and efficiency. P83. tional features. The operating units have been rede- signed for easier operation within a holistic design concept and the response characteristics of the sys- tems have been improved. combined with an acti. Status: 01 / 2011 – . sensor. These include: featuring separate temperature control for driver and • Automatic control of air distribution and air flow front passenger.40-4582-00 Automatic air conditioning control and operating unit 80 b Introduction of the New SLK-Class. air quality sensor) in the control system vated charcoal filter. Comfort automatic air conditioning air conditioning system are supplemented by addi- (THERMOTRONIC) is available as special equipment. the functions of the dard. • Separately controllable interior temperature for Both the air conditioning and comfort automatic air driver and front passenger conditioning feature an air recirculation function and • Incorporation of additional sensor signals (sun fine dust filter as standard. Status: 01 / 2011 – . Using this information. which saves drive energy. The sensor measures the windshield tion system. utes to a reduction in fuel consumption. the ranges and to reduce the mass airflow and thus the compressor output can be steplessly reduced when operating energy input of the refrigerant compressor. The compressor is thus operated according to need.00-2334-50 Climate control and air ducting Introduction of the New SLK-Class. The heat exchanger is used to increase temperature and interior humidity in order to detect the energy content of the refrigerant in the operating fogging of the windshield. P83. the air conditioning is operating "in dry weather" and while supplying the same cooling power. Model Series 172 b 81 – This printout will not be recorded by the update service. Climate control Comfort Energy savings through new climate control technologies The R 172 features a humidity/temperature sensor The refrigerant circuit features an internal heat which is integrated in the mirror base of the inside exchanger to improve the efficiency of the refrigera- rearview mirror. This contrib- "without cooling requirement". Model Series 172 – This printout will not be recorded by the update service. A PTC heating element heats up the airflow. The blower which draws in the cold air and transports the heated air to the outlet vent is located in the seat backrest.30-2534-00 Head restraint with AIRSCARF 82 b Introduction of the New SLK-Class. AIRSCARF Comfort AIRSCARF As on the predecessor model. AIRSCARF is also avail- able as special equipment on the new SLK. AIRSCARF is a head area heating system which blows warm air around the head and neck area of the vehicle occupants through an outlet vent in the front of the head restraints. Status: 01 / 2011 – . The height of the outlet opening is adjusted in the same way as the head restraint height. The switch for the AIRSCARF system is located in the lower control panel of the center console. P91. KEYLESS-GO Vehicle protection Drive authorization system (DAS) 3 KEYLESS-GO The well-known and tried-and-tested Drive Authoriza. The electric key for the KEYLESS-GO system can however also be used as on a conventional system. lock. the side windows are included in the process and are forc- ibly controlled. When it is closed. DAS 3 allows the ignition to be switched on and the KEYLESS-GO is a convenient operating system engine to be started. Model Series 172 b 83 – This printout will not be recorded by the update service. i Note When the Vario roof is opened or closed. such as comfort closing and global or selective lock- ing/unlocking. the side windows are first lowered. DAS 3 is a system network con. the corresponding The key can also be used to control comfort functions components are enabled independently. whereby the driver carries a KEYLESS-GO key which sisting of control units. each of which calculate and releases the engine immobilizer and electric steering compare the drive authorization code independently. they are first lowered to the short stroke position. special equipment. the Vario roof is closed and then side windows are raised. When the Vario roof is opened. Introduction of the New SLK-Class. Status: 01 / 2011 – . The KEYLESS-GO system is available to customers as tion System (DAS) 3 is also used on the new SLK. If the side windows are already in the closed posi- tion when the Vario roof is closed. If the respective query is valid. 5. signals from external devices via the Bluetooth® ics special equipment options will also be available. USB jack • Optimized map display. i Note The AUX IN jack in the center console is omitted on vehicles with the media interface special equip- ment. it is possible to simultaneously connect a telephone and a Bluetooth® audio device to the • USB interface in stowage compartment of center head unit via Bluetooth®. Status: 01 / 2011 – . antenna and play them back over the speakers of the audio system. including as retrofit (ECE only for Information about supported Bluetooth® audio Audio 20 CD) devices and about basic and comfort telephony can be found at: COMAND Online: http://www. the new SLK will be equipped The Bluetooth® audio equipment can receive audio with telematics generation 4. console • Becker MapPilot. The new customer-relevant features of the head units of NTG 4. 3D landmarks etc.mercedes-benz. 84 b Introduction of the New SLK-Class. Irrespective of the audio equipment in the vehicle. These can be used to connect external devices to the audio system of the vehicle. Telematics Audio and communications New Telematics Generation 4. Model Series 172 – This printout will not be recorded by the update service.com/connect • Internet access (COMAND Online) (not USA) • SIRIUS Weather Forecast in USA • Copy protection for HDD navigation data • SD card reader instead of PCMCIA adapter AUX-IN jack. an • Theft protection through electronic assignment to AUX-IN jack and a USB jack are installed in the center vehicle console as standard.5 and additional telemat.5 include: With NTG 4.5 Bluetooth® audio At its market launch. Becker MapPilot Audio and communications Becker MapPilot In NTG4. Becker MapPilot provides an introduction Design to the world of navigation. 400 x 240 pixels). The Becker MapPilot preinstallation only includes the agement system of the Audio 20 CD and the recom. mendations can be output via the vehicle speakers.8". MP3) if required. rechargeable battery) control on the center console. To ensure reliable position finding of the vehicle even in difficult conditions. directly by the driver via a button on the multifunc- tion steering wheel. the address (town. With this system. This is a portable map The Becker MapPilot consists of the following compo- navigation module which can be plugged into a nents cradle in the glove box by the driver and is easily removable. arrows are displayed on the display of the instrument cluster (turn-by-turn) to improve route guidance while driving. The navigation image • Retail packaging of Becker MapPilot with USB is displayed on the central display of the Audio 20 CD cable and quick-start operating instructions (5. The MapPilot can be connected to an Internet-capable PC via USB for MapPilot updates and added features. the Becker MapPilot uses the GPS antenna of the vehicle. for exam- ple. street. This connects the Becker MapPilot to • Cradle in glove box the Audio 20 CD. Model Series 172 b 85 – This printout will not be recorded by the update service. • Vehicle GPS antenna • Becker MapPilot as removable navigation module The Becker MapPilot is operated via the central (incl. Destinations can be entered by voice via the Becker One-Shot voice control system. cradle with wiring and GPS antenna. including lowering the volume of the current audio source (radio. Voice input can be started.5. Furthermore. house number) can be spoken in one sentence. Status: 01 / 2011 – . Acoustic output of driving recommendations is integrated into the audio man. Introduction of the New SLK-Class. CD. directly with the audio unit and uses the connection to the multifunction antenna. the telephone can be operated via the button groups on the multifunction steering wheel. ports SIM Access Profile. The downloading of SMS messages is also possible if the mobile phone (on vehi- The SAP module is used to hold a SIM card (Subscriber cles with basic telephony) supports MAP (Message Identity Module). the SAP the head unit buttons. the Audio/COMAND control module can use the SIM card of a Bluetooth-capable panel or the LINGUATRONIC voice control system. Telephone Audio and communications In terms of telephony. the equipment which features a cradle for the mobile contact data of the mobile phone can be transferred to phone or SAP module (SIM Access Profile). This optional SAP module can now be operated via the head unit HMI (Human Machine Interface) as of ver- sion V4. Model Series 172 – This printout will not be recorded by the update service. If no SIM card is inserted in the SAP module. 86 b Introduction of the New SLK-Class. there are two principal versions: On vehicles with basic telephony (if the mobile phone basic telephony whereby a mobile phone is connected supports the Bluetooth® Phonebook Access Profile via Bluetooth® and comfort telephony as special (PBAP)) and on vehicles with comfort telephony. With both versions. mobile phone in the vehicle if the mobile phone sup- Voice output takes place via the front speakers. the head unit via Bluetooth®. The SAP module communicates Access Profile). The module will not yet be available at market launch. Status: 01 / 2011 – . Model Series 172 b 87 – This printout will not be recorded by the update service. Status: 01 / 2011 – .70-7458-00 Mobile phone system block diagram A1 Instrument cluster A40/9 Audio/COMAND control panel A2 Radio (code 523) MB Audio 20 radio or Audio 20 A67b1 Inside rearview mirror microphone with CD changer (code 510) N40/3 Sound system amplifier control unit (code 810) A2/91 Bluetooth® antenna N80 Steering column tube module control unit A28/3 Antenna amplifier/mobile phone compensator N135 Steering wheel electronics for comfort telephony (code 386) S110 Left multifunction steering wheel button group A28/11 Multifunction antenna for comfort telephony S111 Right multifunction steering wheel button group (code 386) CAN A Telematics CAN A34/7 Bluetooth® module for comfort telephony CAN B Interior CAN (code 386) CAN E Chassis CAN A34/15 Mobile phone cradle for comfort telephony LIN E1 Steering LIN (code 386) or SAP module LVDS Low voltage differential signal A40/3 COMAND controller unit MOST Media Oriented System Transport A40/8 Audio/COMAND display Introduction of the New SLK-Class. Telephone Audio and communications P82. 60-8497-00 Audio 20 ECE version Audio 20 (standard in ECE/USA) Basic equipment: Audio 20 with CD changer • 5.8" color display Additional basic equipment compared with • Radio with integrated FM twin tuner and phase Audio 20 diversity • AM tuner • 6-disk CD changer (audio) • Audio amplifier with 4x25W • MOST bus connection • MP3-capable CD drive Special equipment: • AUX-IN in center console (not with SA media interface) • Media interface • USB interface in stowage compartment of center • harman/kardon® sound system console • Becker MapPilot • Bluetooth® capability (audio and telephony) • Becker MapPilot preinstallation • MOST bus connection (USA only) • Digital radio (DAB) • HD radio (USA only) • Comfort telephony (SAP module available as accessory) Special equipment ECE: • Becker MapPilot • Becker MapPilot preinstallation Special equipment USA: • Media interface • SIRIUS satellite radio • harman/kardon® sound system • TELE AID emergency call system 88 b Introduction of the New SLK-Class. Status: 01 / 2011 – . Audio equipment Audio and communications P82. Model Series 172 – This printout will not be recorded by the update service. DVD changer Basic equipment: Additional basic equipment compared with COMAND Online • 7" color display • FM twin tuner radio with phase diversity and RDS/ • 6-disk DVD changer (audio) TMC tuner Special equipment for both variants: • DVD drive for audio and video • Basic audio signal amplifier 4x25W • Media interface • Integrated navigation processor • harman/kardon® sound system • Integrated hard disk • Digital radio (DAB) (ECE only) • AUX-IN in center console (not with SA media • Comfort telephony (ECE only) (SAP module interface) available as accessory) • Bluetooth® capability (audio and telephony) • SIRIUS satellite radio (USA only) • Internet access (COMAND online) • TELE AID emergency call system (USA only) • HD radio (USA) • TV tuner (digital) for Japan • LINGUATRONIC i Note COMAND Online will not be available in USA at market launch. Audio equipment Audio and communications P82. Status: 01 / 2011 – . Introduction of the New SLK-Class. COMAND APS will be available at market launch. Model Series 172 b 89 – This printout will not be recorded by the update service.60-8498-00 COMAND Online ECE version COMAND Online (standard for Japan) COMAND Online incl. Model Series 172 – This printout will not be recorded by the update service. • Tweeters (HT) in the front area of the doors even in the basic versions. Both systems are equipped with speed-dependent volume control. Status: 01 / 2011 – . Sound systems Audio and communications Speakers The standard audio system in the new SLK features The power output of the Audio 20 and 6 speakers installed in pairs: COMAND Online head units is 4x25 W.62-3713-00 Speakers A2 Radio H4/8 Right rear speaker A40/3 COMAND controller unit H4/33 Left door tweeter H4/1 Left door speaker H4/34 Right door tweeter H4/2 Right door speaker H4/48 Emergency call speaker H4/7 Left rear speaker 90 b Introduction of the New SLK-Class. • Bass/midrange speakers (TMT) in the lower area of the door panels • Midrange speakers (MT) in the rear panel behind the seats P82. cen- trally on the instrument panel and in the rear panel. All speakers are also output-optimized. Status: 01 / 2011 – . The surround system is available for the Audio 20 and COMAND Online. Sound systems Audio and communications Surround sound system Also available as special equipment is a surround sound system from harman/kardon® with 10 speak- ers and an additional audio amplifier with a power out- put of 10x50 W. The four additional speakers compared to the basic version are installed in the doors on both sides. P82. Model Series 172 b 91 – This printout will not be recorded by the update service.62-3714-00 Speakers A2 Radio H4/86 Left door midrange speaker A40/3 COMAND controller unit H4/87 Right door midrange speaker H4/7 Left rear speaker H4/88 Left door bass speaker H4/8 Right rear speaker H4/89 Right door bass speaker H4/27 Center instrument panel speaker N40/3 Sound system amplifier control unit H4/33 Left door tweeter H4/34 Right door tweeter H4/49 Center rear speaker Introduction of the New SLK-Class. 00-2884-50 Bodyshell of SLK 172 92 b Introduction of the New SLK-Class. Overview of materials Body Picture P60. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. weight to be reduced by approx. The engine hood can be step- the area of the seat crossmembers and B-pillar. For side impact protection. The rocker panels protect the side longitudi- connecting to the side longitudinal members. The floor means of a pyrotechnical trigger if necessary for area has been optimized based on model series 171 in pedestrian protection. feature an additional outer beltline reinforcement and a new door bottom reinforcement. New lessly positioned/locked in place from 45° to 80° for developments include a weight-optimized aluminum service purposes using Interstop pneumatic springs. Bodyshell components Body The bodyshell structure of the new SLK is an optimized Engine hood and front fenders lightweight steel design with even greater torsional stiffness than the predecessor model series. This has allowed the bodyshell tion requirements. nal members. including a particu. They chips and also give shape to the side of the vehicle. which In contrast to the predecessor model series. fenders. the R 172 is equipped with sheet metal section made of increased-strength steel. Model Series 172 b 93 – This printout will not be recorded by the update service. which connect to the fenders and doors at the worked. the already possessed a very stiff bodyshell. the components are geometrically The roadster's lack of a roof structure rigidly con- designed to provide maximum pedestrian protection. nected to the bodyshell means that the structure has to be different to that of a sedan. Status: 01 / 2011 – . They entire area with plastic rocker panels in the vehicle have oval tubing welded into them and are made of hot color. The hinges have a four-link design but an additional larly sturdy floor area. Furthermore. instead of tubing as on the R 171. high-strength steel with sturdy gusset plates bottom. for the first time. Introduction of the New SLK-Class. The structure engine hood and front fenders are made of aluminum was also modified in order to meet pedestrian protec. crossmember under the instrument panel (steel on the R 171) and a rear panel module made of fiber-rein- forced plastic. in order to achieve the desired link allows the engine hood to be actively raised by stiffness and strength of the passenger cell. Rocker panels The side longitudinal members are covered over their The tried-and-tested A-pillars are unchanged. 13 kg at the front axle. doors and side wall from stone The doors have been redeveloped from scratch. panel with an additional beltline reinforcement on the caused by contact with other objects during maneu. Model Series 172 – This printout will not be recorded by the update service. In order to facilitate parking. eled in two directions – towards the direction of travel Underneath the headlamps and the radiator grille is an and opposite to the direction of travel. it holds an antenna with an aerodynamically favorable design. Doors Bumpers The stiff and deformation-resistant sheet steel struc- ture of the frameless door shells consists of an outer The bumpers are able to prevent or limit damage e. The front strength steel section. the purpose of engine cooling. or comfort telephony. into recess.g. collision but also to transfer longitudinal forces in the event of a frontal impact. On vehicles equipped with certain special which the front foglamps and daytime running lamps equipment options such as satellite radio for the USA are integrated. inner beltline reinforcement. Bodyshell components Body Trunk lid Radiator grille The trunk lid is a steel construction consisting of an The radiator grille with its large central star and wing- internal part. The latter is able not only to bumper holds six sensors and the rear bumper holds reduce the deformation depth in the event of a side four sensors. The trunk lid can be swiv. Its areas as well as multi-piece paneling which is joined appearance is reminiscent of previous sports car gen- together by laser soldering. Next to the grille are but this time features a standardized license plate covers with the same diamond-pattern structure. The rear bumper has integrated cutouts for the exhaust tips of the exhaust system. Status: 01 / 2011 – . the bumpers gle. inserted beltline. The front cover features with integrated door holder. The color and connect flush with the outer body panels all door is attached to the A-pillar with forged steel hinges the way around the vehicle. outside and an inner part with integrated mirror trian- vering. reinforcements in the hinge and lock shaped lateral fin is integrated into the "soft nose". 94 b Introduction of the New SLK-Class. opening covered by a black diamond-pattern grille for As on the predecessor model series it is made of steel. erations from Mercedes-Benz. license plate moldings which vary depending on the national version. house painted sensors in combination with the hinge and lock reinforcements as well as a high- PARKTRONIC special equipment option. Both door shells are con- The plastic bumper covers are painted in the vehicle nected to each other with folds and adhesive. Status: 01 / 2011 – . Model Series 172 b 95 – This printout will not be recorded by the update service.00-2885-50 Force progression in a head-on collision P60. Force progression during an accident Body P60.00-2886-50 Force progression in a side impact Introduction of the New SLK-Class. Model Series 172 – This printout will not be recorded by the update service. Chassis Special tools Adapter plate Use For clamping the front axle springs MB number W172 589 00 63 00 P58.20-2305-00 FG 33 Set B Category Basic Operations Compulsory – No Exemptions Note In combination with clamping plate W204 589 00 63 00 30-pin adapter cable Use For diagnosing the electric parking brake MB number W172 589 01 63 00 P58. Status: 01 / 2011 – .20-2306-00 FG 42 Set B Category Basic Operations Compulsory – Approved for Cooperation Note In combination with socket box W124 589 00 21 00 or W129 589 00 21 00 96 b Introduction of the New SLK-Class. Model Series 172 b 97 – This printout will not be recorded by the update service. Chassis Special tools Pulling device Use For reshaping work on the wheel well and on the fixture for the front shock-absorber strut MB number W172 589 00 63 00 P58.20-2307-00 FG 62 Set K Category Special Operations Note Introduction of the New SLK-Class. Status: 01 / 2011 – . 20-2308-00 FG 65 Set B Category Special Operations Note Welding device Use For checking and fixing in place the upper lon- gitudinal member plane. Model Series 172 – This printout will not be recorded by the update service.20-2309-00 FG 62 Set K Category Special Operations Note In combination with W 171 589 01 23 00 98 b Introduction of the New SLK-Class. Body Special tools Positioning device Use For positioning the Vario roof during assembly MB number W172 589 02 23 00 P58. Status: 01 / 2011 – . front crossmember and upper front soft nose reinforcement. MB number W172 589 00 23 00 P58. E line MB number W172 589 03 23 00 P58.20-2311-00 FG 77 Set K Category Special Operations Note Introduction of the New SLK-Class.20-2310-00 FG 77 Set B Category Special Operations Note Template Use For checking the roof contour. Body Special tools Valve block Use For leak testing the hydraulic system MB number W172 589 00 91 00 P58. Model Series 172 b 99 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Vogesenstrasse 3 Siemensstrasse 19 Vertriebs-GmbH D-63811 Stockstadt D-77694 Kehl-Sundheim Am Fliegerhorst 3 D-63762 Grossostheim- Ringheim www. Body repair systems Workshop equipment Manufacturer CELETTE CAR BENCH CAR-O-LINER Article Supplementary straighten.3 ing bracket set (Mercedes) 7172.com The tools are available from market launch.mercedes-benz. Route de Bechevienne S.de www.800 Source in CELETTE HSK CAR BENCH Car-O-Liner Germany Vertriebs GmbH Karosseriegeräte. Model Series 172 – This printout will not be recorded by the update service.car-o-liner. CAR BENCH International Car-O-Liner Germany 13.celette. Box 7 BP9 Via Dorsale 22 F-38217 Vienne Cedex I-54100 Massa 73621 Kungsör France Italy Sweden i Note i Note http://gotis.aftersales.509 Portal staightening set 7172.de www.A.de Source outside CELETTE S.carbench. Portal staightening set Straightening and measur- ing bracket set ing system Portal staightening set Order number Supplementary straighten. A7244000/T EVO 3.A. Status: 01 / 2011 – . 100 b Introduction of the New SLK-Class.p. Model Series 172 b 101 – This printout will not be recorded by the update service. Status: 01 / 2011 – . Abbreviations Annex ABS DPF Antilock Brake System Diesel Particulate Filter ABR DSB Adaptive Brake Digital Service Booklet AGR DTR Exhaust gas recirculation (EGR) DISTRONIC AKSE EBV Automatic child seat recognition (ACSR) Electronic brake force distribution (EBD) ASR ECO Acceleration skid control Economy AUX EDW Auxiliary Anti-theft alarm system (ATA) BAS ESP Brake Assist System Electronic Stability Program CAN ETS Controller Area Network Electronic Traction System CDI EU5 Common rail Direct Injection Euro 5 standard (exhaust emission regulation) COMAND FE-ATF Cockpit Management and Data System Fuel Economy – Automatic Transmission Fluid Cd FBS 3 Coefficient of drag Drive authorization system stage 3 (DAS 3) DAB HDD Digital radio Hard Disk Drive (permanent/mass storage device) DBE HSA Overhead control panel (OCP) control unit Hill Start Assist DIN ILS Deutsches Institut für Normung Intelligent Light System (German Standards Institute) Introduction of the New SLK-Class. Status: 01 / 2011 – . Model Series 172 – This printout will not be recorded by the update service. Abbreviations Annex LCT SAP Low Cost Teleaid SIM Access Profile LED SD Light-Emitting Diode Secure Digital MAP SIM Message Access Profile Subscriber Identification Module MOST SLA Media Oriented System Transport Speed Limit Assist (traffic sign recognition) MP3 SMS MPEG-1 audio layer 3 Short Message Service NOx SPD Nitrogen oxides Suspended Particle Device NTG SRS New Telematics Generation Supplemental Restraint System OBD TMC On-Board Diagnosis Traffic Message Channel PBAP UCI Phonebook Access Profile Universal Consumer Interface PCMCIA ULEV II Personal Computer Memory Card International Ultra Low Emission Vehicle Association (US exhaust emission regulation) PTC USB Positive Temperature Coefficient Universal Serial Bus RDK WIS Tire pressure monitor (TPM) Workshop Information System RDS WSS Radio Data System Weight Sensing System SAM Signal aquisition and actuation module 102 b Introduction of the New SLK-Class. . . . . . . . . . . . . . . . . . . 3 ECO start/stop function . . . 24 Bodyshell structure . . . . . . . . . . . 84. . . . . . . . . . . . . . 78 Headbag . . . 77 N Network architecture . 71. . . . . . . . . . . . 22 Market launch . . . 52 Digital Service Booklet . . . . . . . . . 77 Instrument cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 ADAPTIVE BRAKE . . . . . . . . Index Annex Numerics F 7G-Tronic Plus transmission . . . . . . . 9. . . . . 74 Internet access . . . . . 9. . . . . . . . 78 Becker MapPilot . . . . . . . . 9. . . . . . . . . . . . . . . . . . . 58 Fuel tank . . . . . . . . . . . . . . 34. 23 Media interface . . . . . . . . . . . . . . . . 55 DISTRONIC PLUS . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Ambiance illumination . . . . . . 17. . . . 84. . . . . . 74 Bluetooth® . . 73 H Attention assistance system . . . . . . . . Status: 01 / 2011 – . . . . 84 I B Innovations . . . . . . . . . . . . . . . . 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Coefficient of drag . . . . . . . . . . . . . . . . . . . . 43. . . . . . .9 BAS PLUS . . . . 85 Instrument panel . . . . . . . . . 50 Adjustable radiator shutters . 64. 34. . . . . . . . 65 D LINGUATRONIC . . . . . . 76 Comfort telephony . . 53 Electric parking brake . . . . 86 Diesel particulate filter . . . . 8 Dimensions and weights . . . . . . . . 45 Introduction of the New SLK-Class. . . . . 87. 94 Crash-active head L restraints . . . . . 69 E ECO power steering pump . . . . . . . . . . . . . . . . . . . 34. . . . . . . . . . . . . . . . . . . . . . . . . . . 55 O Overhead control panel . . . . 9. . . . . 89. 30 Intelligent Light System . . . . . . 15. . . . . . . . . . 17 Adjustable damping . . . . . . . . . . . . . . . . 95 A Front axle . . . . . 15. . . . . . . . . 41. . . . . . . . . . . . . . . . . . . . . . . . . . . 84 C K Center console . . . . . . . 37 Brake Assist System . . . . 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74. . . 86. . . . . . . . . . . . . . . . . . . . . . . . . 22 Kneebag . . . . . . . . . . . . . . . . . . . . . . . 15. . . . . . . . . . . . . . . . . . . . . 9. . . . 57. . . 62. . . .31. . . . . . . . 9. . . . 32. . . . . . . . . . . 9. . . . . 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74. . . . . . . . . . . . . . . . . Model Series 172 b 103 – This printout will not be recorded by the update service. . . . . . . 53 FE-ATF . . 30 Beverage holder . . . . . . . 86 Interior design . . . . . . . . . . . . . 9. . . . . . . . . . . . . . . . . . . . . . . 76 LED rear lamps . . . . . 76 AUX-IN . . 34 Direct steering . . . . . . . . . . . . . 53 Engine data . 72 Light alloy wheels . . . . . . . . . . . . 16. . . . . . . . . . . 93 Interior lights . 62 Electric transmission oil pump . . . . . . . . . . . . . . . . . . . . . . . 39 M Dimensions . . . 33 KEYLESS-GO . . . . 53 Force progression . 74 Front view . . . . . . . . . . . . . . . . . . . . . . . . 74. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34 Steering gear . . . . . 13 Steering column . . . . 31 Pedestrian protection . . . . Model Series 172 – This printout will not be recorded by the update service. . . . . . . . . . . . . . . 55 PRE-SAFE® . 34. . . . . . . . . . . . . . . . . . 16. . . . 75 Panoramic Vario roof with Sound generator . . . . . . . . . . . . . . 9 Side view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25. . . . . . . . . . . . . . . . . . Index Annex P Soft nose . . . 88. . .9 PRE-SAFE® brake . . . . . . . . . . . 28 Sound system . . . . . 17. . . . . . . . .76 X Xenon bulb . . . . . . . . . . . . . . . . . . . . . . . 84 S SAP module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 Parking assistance . . . . . . . . . . . . . . . . . . 40 MAGIC SKY CONTROL . . .18 Sidebag . . . . . . . . . . . . . . . . 74. . . . . . .35 Vehicle concept . . . . . . . . . . . . 74 Reading lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74. . . 74 Speed Limit Assist . .19 U USB . . . . . . . . . . . . . . . . . . .79 Sport steering wheel . . 78 Parking space detection . . 9.37 Torque Vectoring Brake . 56 Power outlet .57 Rear view . . 9. . . . 9. . . 63 Rear axle . . . . . . .86. . . . . . . . 87. . . . .75 Sports suspension . 58. . . . . . . 71 104 b Introduction of the New SLK-Class. . . . . . . . . . . . . . . . . . . . . 88. . 9. . . . . . . . . . . . . . . . . . . . 77 T R Tire pressure monitor . . . . . .74 Suspension with adjustable damping . . . . Status: 01 / 2011 – . 13. . . . . . . . . . . . . . . . . . . . . . . . . . . 13. . . . . . . . . . . . . . . . . . . . 89 V Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Pivoting draft stop . 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9. . . . 9. . . .