Diagram sections — 33 (91 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 56 (+) (base of interior rearview mirror) vehicle interior humidity/ temperature sensor (behind center of front bumper) outside temperature sensor (left front footwell) w15/5 1.8l turbo 12v 3.5l 30g Air quality sensor (right rear of engine compt) Air recir- culation mode button Automatic air conditioning control & operating unit C13d C14m C17c C20m C21m C5c Can-b h Can-b l Computer data lines system Coolant level switch Data Evaporator temperature sensor (left front of center console) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Gnd Hot at all times Interior temperature sensor (left side of dash) Interior temperature sensor w/ integrated fan Left center air outlet symbol illumination Left front footwell air outlet temperature sensor Left front side air outlet symbol illumination Lin2 Nca Overhead control panel electronics Pnk Rear window heater button Red Refrigerant compressor Refrigerant compressor w/ magnetic clutch (3.5l: left front of engine) Refrigerant pressure sensor (bottom of condenser) Right center air outlet symbol illumination Right front footwell air outlet temperature sensor Right front side air outlet symbol illumination Sig Solid state Sun sensor (top center of dash) W/ magnetic clutch W/o magnetic clutch W12 (in center console) W16/5 (left rear of engine compt) X15/8 X15/9 X25/2-c2 X26-c1 X26/21-c1 Automatic A/C Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 48 (right front footwell) w15/7 (right front footwell) w16/4 +12v 1.8l early production & 3.5l 1.8l late production 1.8l turbo 3.5l Ac housing Automatic air conditioning control & operating unit Blending air flap actuator motor Blower motor Blower regulator C14m C18m C22i C3m Can ch Can cl Can-b h Can-b l Center air outlet flap actuator motor (left side of hvac unit) Combustion engine & a/c w/ integrated control fan motor Computer data lines system Coolant circulation pump (right front of engine compt) Coolant temperature sensor Defroster vent flap actuator motor (right side of hvac unit) Fresh air/ air recirculation flap actuator motor (behind right side of dash) Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 100a Fuse 15a Fuse 50a Hot at all times Hot w/ engine circuit 87 relay energized Left blending air flap actuator motor (w/ thermotronic) (left side of hvac unit) Lin b8 Lues Me-sfi (me) control unit (3.5: left side of engine) Mr1 Red Right blending air flap actuator motor (w/ thermotronic) (right side of hvac unit) Sig Solid state Tmot W/ thermotronic W/o thermotronic W9 (left front of engine compt) X18/40
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 68 (-) (left front of engine compt) electronic stability program control unit (pressure release) +12v 1.8l 22i 3.5l 30g Bla Bls 12v Bls h Bls l Bls m Brake vacuum sensor Can e h Can e l Can h h Can h l Computer data lines system Df hl m Df hl s Df hr m Df hr s Df vl m Df vl s Df vr m Df vr s Eco Eco 12v Front axle brake pressure sensor Front axle intake ball valve Front axle switchover valve Front pressure sensor (distronic plus) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 25a Fuse 40a Fuse 5a Fuse 7.5a High pressure & return pump motor Hot at all times Hot w/ quiescent current cutout relay energized Left front axle rpm sensor (on left front axle) Left front pressure regulator valve Left front pressure regulator valve (pressure hold) Left rear pressure regulator valve (pressure hold) Left rear pressure regulator valve (pressure release) Nca Pml Pml 12v Power steering pump quantity control valve (on power steering pump) Rear axle intake ball valve Rear axle switchover valve Rear pressure sensor (distronic plus) Rear sam control unit w/ fuse & relay module (front of trunk) Red Right front pressure regulator valve (pressure hold) Right front pressure regulator valve (pressure release) Right rear axle rpm sensor (on right rear axle) Right rear pressure regulator valve (pressure hold) Right rear pressure regulator valve (pressure release) Traction system hydraulic unit (left front of engine compt) Vac 1 Vac 5v Vac m W70 (lower left side of engine compt) X25/2-c2 X25/7-c2 X26-c1 Anti-lock Brakes Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 31 (on brake fluid reservoir) brake fluid level switch (on steering rack assembly) (if equipped) direct steering solenoid valve 11c Antilock brake system indicator lamp Bfs C15m C20m C2i Can b h Can b l Can c h Can c l Can e h Can e l Computer data lines system Electronic stability program warning lamp ind Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Hot at all times Instrument cluster Left rear axle rpm sensor (on left rear axle) Nca Parking brake indicator lamp Right front axle rpm sensor (on right front axle) Steering column module control unit (top of steering column) Steering wheel angle sensor Stop lamp switch (on brake pedal assembly) W15/5 (left front footwell) W16/5 (left rear of engine compt) X18/33 Yaw rate, lateral & longitudinal acceleration sensor (under driver's seat)
ANTI-THEFT Anti-theft Alarm Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Anti-theft Alarm Wiring Diagram for Mercedes-Benz SLK250 2014: 65 (or red) +5v 30g 58d Alarm siren (if equipped) (right front underbody) Anti-theft alarm Ass off C11c C30g C3i C5h C6hd C7i C8d C9i Can b h Can b l Center console stowage compartment anti-theft alarm system switch (in center console) Computer data lines system Data Driver door infrared remote control receiver (integral to driver outside door handle assembly) Edw Front prefuse box (right front of engine compt) Front sam control module w/ fuse & relay module (left rear of engine compt) Fuse 150a Fuse 7.5a Glove compartment anti-theft alarm system switch Hot at all times Hot w/ quiescent current cutout relay energized Ig1 Info irs off sos led Info led irs led Interior protection Interior protection sensor (under center console) Left door control unit (in left door) Left engine hood contact switch Lin (roof) Lin b4 Overhead control panel control unit Pedestrian protection hall sensor & engine hood ata (edw) switch (front corners of engine compt) Pnk Protection Rear sam control unit w/ fuse & relay module (front of trunk) Red Sig Sos System/emergency call system button group Trunk lid contact switch (if equipped) (left rear of trunk lid) Trunk lid emergency opening switch Trunk lid external operation switch W/ anti-theft alarm system & W/ pedestrian protection W/o anti-theft alarm system & interior protection W/o pedestrian W12 (in center console) W15/2 (left front footwell) W15/5 (left front footwell) W15/7 (right front footwell) W7 (right side of trunk) W8/1 (left side of trunk) Ws led ass led X42/1-c1 X42/28 X42/34-c1 X44/19 Drive Authorization System Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Drive Authorization System Wiring Diagram for Mercedes-Benz SLK250 2014: 25 1.8l turbo 3.5l 30z Automatic transmission neutral position switch (base of transmission shifter assembly) C11c Can c h Can c l Can e h Can e l Can h h Can h l Computer data lines system Data Distronic electric controller unit (behind center of front grille) Electric steering lock control unit (right rear of engine compt) Electronic ignition switch control unit Front sam control unit w/ fuse & relay module (left rear of engine compt) Fully integrated transmission (vgs) control unit (inside transmission housing) Fuse 20a Hot at all times Me-sfi (me) control unit (3.5l: left side of engine) W/ keyless-go W/o keyless-go W15/5 (left front footwell) X190
BODY CONTROL MODULES Front SAM Control Module Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Front SAM Control Module Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 75 (+) 12v 15r 30g 30z 49l 49r 58d 58l 58r 5v kmd 87f 87m Air conditioning & cooling fans systems power distribution system Air conditioning system Anst Anti-theft system As-sg start Bfs C11c C12s C13d C16s C17c C18m C1m C20m C21m C3m C5c C6i C8s C9g Can e h Can e l Can g h Can g l Can-g h Can-g l Computer data lines & instrument cluster systems Computer data lines system Crash Cruise control & navigation systems Cruise control system Electronic power steering system Engine controls system Exterior lights system Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 100a Fuse 150a Headlights system Hot at all times Hot w/ quiescent current cutout relay energized Instrument cluster system Interior lights system Khd Lin 1 Lin 2 Mr2 Mr3 Mr4 Mrg1 Pnk Power distribution system Red Rfl Shift interlock system Sig Sound systems Starting/charging system Transmissions system W/ eco start/stop function W/o eco start/stop function Wiper/washer system Front SAM Control Module Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Front SAM Control Module Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 59 (+) 15r 30g 30z 55l 55r 56a l 56a r 56b 56b r 58d 87f 87m Air conditioning & cooling fans systems Anti-lock brakes system Bbv hr Bbv vr C10t C14m C15m C19i C22i C2i C4i C7i Can b h Can b l Can c h Can c l Can d h Can d l Can e h Can e l Can g h Can g l Computer data lines system Crash Cruise control system Ekp Engine controls system Exterior lights system Front sam control unit w/ fuse & relay module (left rear of engine compt) Headlights system Horns system Interior lights system Navigation & sound systems Navigation system Pnk Power distribution system Power tops system Red Sig Sound & navigation systems Starting/charging system Str Transmissions system W16/5 (left rear of engine compt) Warning systems Wiper/washer system Rear SAM Control Module Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Rear SAM Control Module Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 65 (+) 15r(1) 30g 49l 49r 58d 58l Anti-lock brakes system Anti-theft system Bl l Bl r Bla Bsl-l Bsl-r C1h C30 C30g C3i C5h C6hd C8d C9i Can-b h Can-b l Computer data lines system Defogger system Door locks system Edw Electronic suspension system Engine controls system Exterior lights system Front prefuse box (right front of engine compt) Fuse 100a Fuse 150a Headlights system Hfe Hot at all times Hot w/ quiescent current cutout relay energized Ig1 Instrument cluster system Interior lights system Lin Lin b4 Nsl-l Nsl-r Pnk Pnk/red Power distribution system Rear sam control module w/ fuse/ relay module (front of trunk) Red Restraints systems Rfl-l Rfl-r Rss aus Rss ein Sig Sound systems Starting/charging system Trunk, tailgate, fuel doors system W/ eco start/stop function W/ o eco start/stop function W7 (right side of trunk) Z va 1 Z va 2 Zv ant Rear SAM Control Module Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Rear SAM Control Module Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 29 (+) 15r 30g C11t C12i C13a C14i C15h C2g C7i Cruise control system Door locks system Interior lights system Memory systems Navigation system Power tops system Power windows, door locks & power tops systems Rear sam control module w/ fuse/ relay module (front of trunk) Red S89 S90 Seats system Shift interlock & navigation systems Shift interlock system Sound & navigation systems Sound systems Transmissions system W7 (right side of trunk) Warning systems
COMPUTER DATA LINES Data Link Connector Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Data Link Connector Wiring Diagram for Mercedes-Benz SLK250 2014: 13 C10t C11c C19i Can-d h Can-d l Diagnostic connector Emergency call system control unit Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Hot at all times Red W15/2 (left front footwell) W15/5 (left front footwell) High/Low Bus Wiring Diagram (1 of 4) for Mercedes-Benz SLK250 2014 List of elements for High/Low Bus Wiring Diagram (1 of 4) for Mercedes-Benz SLK250 2014: 23 Audio/comand control panel Audio/comand display C10 C11 C12 C13 Can-a h Can-a l Can-c h Can-c l Can-g h Can-g l Drive train can voltage distributor electrical connector Electric transmission oil pump (w/ 7-speed a/t & w/ eco start/ stop function) (bottom rear of transmission) Electronic selector lever module control unit (w/ 7-speed a/t) (front of center console) Fuel pump control unit (top of fuel tank) Fully integrated transmission control (vgs) control unit (w/ 7-speed a/t) (inside transmission housing) Headlamp control unit (left kick panel) Navigation module Navigation module cradle (in glove compt) Radio (w/ audio 20 w/ cd changer) comand control unit (w/ comand aps w/ dvd changer, w/ navigation) Telematics can voltage distributor electrical connector W15/2 (left front footwell) High/Low Bus Wiring Diagram (2 of 4) for Mercedes-Benz SLK250 2014 List of elements for High/Low Bus Wiring Diagram (2 of 4) for Mercedes-Benz SLK250 2014: 39 Automatic air conditioning control & operating unit (w/ comfort automatic air conditioning) C10 C10t C11 C12 C13 C18m C19i C20m C22i C2i C4i C5h Can-b h Can-b l Can-c h Can-c l Can-d h Can-d l Can-e h Can-e l Can-g h Can-g l Diagnostic connector Driver seat control unit (under driver's seat) Electronic stability program control unit (left front of engine compt) Emergency call system control unit Front sam control unit w/ fuse & relay module (left rear of engine compt) Instrument cluster Left door control unit (in left door) Left rear bumper intelligent radar sensor Left vehicle floor interior can voltage distributor electrical connector Magic sky control control unit (if equipped) (center front of roof) Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Right rear bumper intelligent radar sensor W15/2 (left front footwell) X133/3 X35/28 High/Low Bus Wiring Diagram (3 of 4) for Mercedes-Benz SLK250 2014 List of elements for High/Low Bus Wiring Diagram (3 of 4) for Mercedes-Benz SLK250 2014: 27 Airscarf control unit (if equipped) (rear interior) As1 C10 C11 C12 C13 Can-b h Can-b l Can-e h Can-e l Can-h h Can-h l Can-s h Can-s l Front passenger seat control unit (under front passenger seat) Keyless go control unit (if equipped) (left front of trunk) Left reversible emergency tensioning retractor (if equipped) (base of left "b" pillar) Multi-function camera (in interior rearview mirror assembly) Parking system control unit (if equipped) (right front of trunk) Radar sensors control unit (w/ exclusive parking assist, w/ distronic plus) (center rear of engine compt) Radio (w/ audio 20 w/ cd changer, w/ audio 20 radio) comand control unit (w/ comand aps w/ dvd changer, comand aps w/ navigation) Right door control unit (in right door) Right vehicle floor interior can voltage distributor electrical connector Tire pressure monitor control unit (if equipped) (right rear of trunk) Vario roof control control unit (left front of trunk) Vehicle floor chassis can voltage distributor electrical connector W15/2 (left front footwell) High/Low Bus Wiring Diagram (4 of 4) for Mercedes-Benz SLK250 2014 List of elements for High/Low Bus Wiring Diagram (4 of 4) for Mercedes-Benz SLK250 2014: 46 (3.5l) (center front of trunk) (right front of trunk) electric parking brake control unit 1.8l turbo 3.5l Adaptive damping system control unit (w/ vehicle dynamics package) Can-b h Can-b l Can-c h Can-c l Can-e h Can-e l Can-e l steering column module control unit (top of steering column) Can-h h Can-h l Can-i h Can-i l Can-s h Can-s l Distronic electric controller unit (if equipped) (behind center of front grille) Electronic ignition switch control unit Electronic stability program control unit (left front of engine compt) Gnd Instrument cluster Left front bumper distronic sensor (dtr) (w/ pedestrian protection & exclusive parking assist) (behind left end of front bumper) Left nox sensor control unit Left rear bumper radar sensor (w/ active blind spot assist) Me-sfi (me) control module (3.5l: left side of engine) Pnk Potential distributor electrical connector (can i) Right front bumper distronic sensor (dtr) (w/ pedestrian protection & exclusive parking assist) (behind right end of front bumper) Right nox sensor control unit Right rear bumper radar sensor (w/ active blind spot assist) Right reversible emergency tensioning retractor (if equipped) (base of right "b" pillar) W/ pedestrian protection W/ pedestrian protection & exclusive parking assist W/o pedestrian protection & exclusive parking assist W15/2 (left front footwell) X25/7-c2 X26/38-c1 X26/38-c2 X26/38-c3 X35/28-c2 X86/3-c1 X86/4-c1 Yaw rate, lateral & longitudinal acceleration sensor (under driver's seat)
COOLING FAN Cooling Fan Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Cooling Fan Wiring Diagram for Mercedes-Benz SLK250 2014: 45 (left rear of engine compt) w16/5 1.8l early production & 3.5l 1.8l late production 1.8l turbo 3.5l C13d C14m C18m C20m C21m C2i C3m Can-c h Can-c l Combustion engine & a/c w/ integrated control fan motor Computer data lines system Coolant circulation pump (right front of engine compt) Coolant level switch Coolant temperature sensor Front prefuse box (right front of engine compt) Front sam control module w/ fuse/ relay module (left rear of engine compt) Fuse 100a Fuse 15a Hot at all times Hot w/ engine circuit 87 relay energized Interior temperature sensor w/ integrated fan Lin2 Lues Me-sfi (me) control unit (3.5l: left side of engine) Mr1 Overhead control panel control unit Red Refrigerant compressor Refrigerant compressor w/ magnetic clutch (3.5l: left front of engine) Refrigerant pressure sensor (bottom of condenser) Sig Tem W/ magnetic clutch W/o magnetic clutch W16/4 (right front wheel well) W16/5 (left rear of engine compt) W9 (left front of engine compt) X25/2-c2 X26-c1 X26/21-c1
CRUISE CONTROL Cruise Control Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Cruise Control Wiring Diagram for Mercedes-Benz SLK250 2014: 84 (+) 5v (on brake pedal assembly) stop lamp switch (top of steering column) steering column module Accel/ set Accelerator pedal sensor (on accelerator pedal module) Actuator motor Actuator valve potentio- meter 1 Actuator valve potentio- meter 2 Bls_12v Bls_h Bls_l Bls_m C14i C2i C5c Can c h Can c l Can e h Can e l Can-e h Can-e l Can-h h Can-h l Can-s-h Can-s-l Clutch pedal switch (m/t) (top of clutch pedal assembly) Computer data lines system Cruise control lever Dcm Dcp Decel/ set Distronic control (if equipped) Distronic control unit Distronic electric controller unit (behind center of front grille) Distronic radar unit Distronic warning lamp Electronic stability program control unit (left front of engine compt) Front sam control module w/ fuse & relay module (left rear of engine compt) Fully integrated transmission control unit (inside transmission housing) Fuse 5a Fuse 7.5a Hot at all times Hot w/ chassis circuit 87f relay energized Hot w/ circuit 87f relay energized Indicator switch Instrument cluster Ip1s Ip2s Ipm Kup1 Kup2 Left front bumper distronic sensor (dtr) (behind left end of front bumper) Left rear bumper radar sensor (active blind spot assist) Me-sfi control module Off Output shaft rpm sensor Pedestrian protection Radar sensors control unit (center rear of engine compt) Rear sam control unit w/ fuse & relay module (front of trunk) Red Resume from memory Right front bumper distronic sensor (dtr) (behind right end of front bumper) Right rear bumper radar sensor (active blind spot assist) Sp1m Sp1s Sp2m Sp2s Start enable clutch pedal switch (m/t) (top of clutch pedal assembly) Throttle valve actuator U-pwg1 W/ eco start/ stop function W/ exclusive parking assist & pedestrain protection W/ pedestrian protection W/o eco start/ stop function W/o exclusive parking assist & W15/5 (left front footwell) W15/7 (right front footwell) W16/4 (right front footwell) W7 (right side of trunk) X25/7-c2 X26/38 -c1 X26/38 -c2 X26/38 -c3 X35/28-c2
DEFOGGERS Defoggers Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Defoggers Wiring Diagram for Mercedes-Benz SLK250 2014: 28 Automatic air conditioning control & operating unit C3i C5h Can b h Can b l Computer data lines system Fuse 30a Heated rear window relay Hot at all times Hot w/ quiescent current cutout relay energized Left door control unit (in left door) Left outside mirror Mirror heater Rear sam control unit w/ fuse & relay module (front of trunk) Rear window heated button Rear window heater Rear window interface suppression capacitor 1 (w/ magic sky control) Rear window interference suppression capacitor Right door control unit (in right door) Right outside mirror Sh(+) 61 Sh(-) 31 W15/5 (left front footwell) W15/7 (right front footwell) W18/1 (behind left seat) W78/1 X19/4-c1 X19/5-c1
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram, Early Production for Mercedes-Benz SLK250 2014 List of elements for Electronic Power Steering Wiring Diagram, Early Production for Mercedes-Benz SLK250 2014: 55 (left front footwell) w15/5 (top of steering column) steering column module control unit 30g Accelerate & set switch Accept/terminate phone call button Back & voice control system off button Button + & - setting of specific functions & volume control C11c C5c Can e h Can e l Center horns button Combination switch Computer data lines system Cruise control lever Decelerate & set switch Distronic control (if equipped) Fanfare horns & air bag clock spring contact Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Headlamp flasher/high beam switch Heating element temperature sensor Hot at all times Hot w/ quiescent current cutout relay energized Indicator switch Left fanfare horn system button Left multi-function steering wheel button Low beam switch Mute button Nca Ntc Off switch Ok button Pnk Red Resume from memory switch Right fanfare horn system button Right multi-function steering wheel button Scroll forward/ back button Steering column adjustment & steering wheel heater switch Steering column adjustment switch (if equipped) Steering wheel angle sensor Steering wheel downshift button (if equipped) Steering wheel electronics (center of steering wheel) Steering wheel heater Steering wheel heater heating element Steering wheel heater indicator lamp (if equipped) Steering wheel heater switch (if equipped) Steering wheel upshift button (if equipped) Steering wheel vibration motor (w/ automatic lane detection) System selection button Turn signal lamp switch Voice control system on button Windshield washer system switch Wipe switch Electronic Power Steering Wiring Diagram, Late Production for Mercedes-Benz SLK250 2014 List of elements for Electronic Power Steering Wiring Diagram, Late Production for Mercedes-Benz SLK250 2014: 53 (left front footwell) w15/5 (top of steering column) steering column module control unit 30g Accelerate & set switch Accept/terminate phone call button Back & voice control system off button Button + & - setting of specific functions & volume control C5c Can e h Can e l Center horns button Combination switch Computer data lines system Cruise control lever Decelerate & set switch Distronic control (if equipped) Fanfare horns & air bag clock spring contact Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Headlamp flasher/high beam switch Heating element temperature sensor Hot w/ quiescent current cutout relay energized Indicator switch Left fanfare horn system button Left multi-function steering wheel button Low beam switch Mute button Nca Ntc Off switch Ok button Pnk Red Resume from memory switch Right fanfare horn system button Right multi-function steering wheel button Scroll forward/ back button Steering column adjustment & steering wheel heater switch Steering column adjustment switch (if equipped) Steering wheel angle sensor Steering wheel downshift button (if equipped) Steering wheel electronics (center of steering wheel) Steering wheel heater Steering wheel heater heating element Steering wheel heater indicator lamp (if equipped) Steering wheel heater switch (if equipped) Steering wheel upshift button (if equipped) Steering wheel vibration motor (w/ automatic lane detection) System selection button Turn signal lamp switch Voice control system on button Windshield washer system switch Wipe switch
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 33 (front of trunk) +5v 30g Adaptive damping system control unit (center front of trunk) C11c C3i Can e-h Can e-l Computer data lines system Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 15a Fuse 7.5a Gnd H side Hot at all times Hot w/ seat adjustment relay energized L side Left air scarf button Left front level sensor (in left front wheelwell) Left rear axle damping valve unit (base of left rear shock absorber assembly) Left rear level sensor (in left rear wheelwell) Lin Nca Rear sam control unit w/ fuse & relay module Right air scarf button Right rear axle damping valve unit (base of right rear shock absorber assembly) Right rear body lateral acceleration sensor (right front of trunk) Right rear level sensor (in right rear wheelwell) Sig Upper control panel control unit Vertical dynamics button W12 (in center console) W7 (early production) w6 (late production) (early production: right side of trunk) (late production: left side of trunk) Electronic Suspension Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 12 +5v Adaptive damping control unit (center front of trunk) Gnd H side L side Left front axle damping valve unit (base of left front shock absorber assembly) Left front body lateral acceleration sensor (left front corner of engine compt) Nca Right front axle damping valve unit (base of right front shock absorber assembly) Right front body lateral acceleration sensor (right front corner of engine compt) Right front level sensor (in right front wheelwell) Sig
ENGINE PERFORMANCE
1.8L TURBO 1.8L Turbo, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz SLK250 2014 List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (1 of 6) for Mercedes-Benz SLK250 2014: 46 (+) (-) A-wgv At zue1 At zue2 At zue3 At zue4 Cylinder 1 fuel injector Cylinder 2 fuel injector Cylinder 3 & 4 knock sensor Cylinder 3 fuel injector Cylinder 4 fuel injector Cylinder ignition coils Dcm Dcp Ea lds Ev1 Ev2 Ev3 Ev4 Fuel tank pressure sensor (on fuel tank) Interference suppression capacitor Ks1-sig Kwdga Lin c1 Lshu1 Lsu1n Lsu1s Lsu1us Me-sfi (me) control module Nca Nwhgsa Nwhgse Nwva2 Pnk Red Sig Starting/charging system To spark plugs Transmission neutral position sensor (m/t) W/ eco start/stop function W/o eco start/stop function W11 (right rear of engine compt) X220-1 X25/7-2 X26/39 1.8L Turbo, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz SLK250 2014 List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (2 of 6) for Mercedes-Benz SLK250 2014: 45 87m1 87m2 A-sg-start A-u-uref1 C18m C2i C3m C4i C6i Can-c-h Can-c-l Can-e-h Combustion engine & air conditioning w/ integrated control fan motor (w/ radiator shutters) Computer data lines system E-a-dst E-a-nls1s E-a-nls2s Early production Ekp1 Electric air pump From engine circuit 87 relay (diagram 3 of 6) Front sam control unit w/ fuse/ relay module (left rear of engine compt) Fuse 10a Fuse 40a Fuse 7.5a Hot at all times Hot w/ circuit 15 relay energized Late production Lues M-r-sews1 Me-sfi (me) control module Pnk Red Secondary air injection relay Sp1m Sp2m Starting/ charging system Str Str+ U-pwg1 W/ eco start/stop function W16/4 (right front wheelwell) W46 W9 (left front of engine compt) X26/2 1.8L Turbo, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz SLK250 2014 List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (3 of 6) for Mercedes-Benz SLK250 2014: 40 A-slp Accelerator pedal sensor (on accelerator pedal module) As-aav C14m C16s C3m C4i C6i C9g Can-e-l Clutch pedal switch (m/t & w/o eco start/stop function) (top of clutch Computer data lines system Crash Engine circuit 87 relay Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 100a Fuse 150a Fuse 15a Fuse 20a Fuse 7.5a Hot at all times Hot w/ chassis circuit 87 relay energized Kup1 Kup2 Me-sfi (me) control module Mr1 Mr2 Pedal assembly) Pnk Red Reg Sp1s Sp2s Start enable clutch pedal switch (top of clutch pedal assembly) To fuse 32 (diagram 2 of 6) W15/5 (left front footwell) W16/4 (right front wheelwell) X25/7-c2 X26-1 1.8L Turbo, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz SLK250 2014 List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (4 of 6) for Mercedes-Benz SLK250 2014: 20 Activated charcoal filter shutoff valve (right rear wheelwell) Boost pressure control pressure transducer Can-eh Can-el Computer data lines system Coolant temperature warning lamp Coolant thermostat heating element Divert air switch over valve Engine diagnosis indicator lamp Exhaust camshaft hall sensor Heating system shutoff valve Instrument cluster Intake camshaft hall sensor Nca Oxygen sensor downstream of catalytic converter Pnk Purge control valve (left side of engine) Quantity control valve Sig X25/7-1 1.8L Turbo, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz SLK250 2014 List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (5 of 6) for Mercedes-Benz SLK250 2014: 30 (+) (-) C3i C5h C7i C9i Can c h Can c l Computer data lines system Ekp Ekp-ec-u Ekp-ec-v Ekp-ec-w Exhaust camshaft solenoid Fuel level indicator sensor Fuel pressure sensor (on fuel tank) Fuel pump (fp) Fuel pump control unit (top of fuel tank) Full-load operation vent line heater element Fuse 25a Gnd Hot w/ quiescent current cutout relay energized Intake camshaft solenoid Kds-sig Nca Oxygen sensor Rear sam control unit w/ fuse/ relay module (front of trunk) Red Upstream of catalytic converter W7 (right side of trunk) 1.8L Turbo, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz SLK250 2014 List of elements for 1.8L Turbo, Engine Performance Wiring Diagram (6 of 6) for Mercedes-Benz SLK250 2014: 35 (+) (+) 5v (-) +5 v Actuator motor At-kwhs At-kwtv Charge air temperature sensor Coolant temperature sensor Crankshaft hall sensor Cylinder 1 & 2 knock sensor Hall sensor Intake manifold swirl flap actuator motor Ip1s Ip2s Ipm Ks2-sig Lsu1vm Me-sfi (me) control module Mr uds Nca Nwve2 Oil level check switch (lower left side of engine) Oss Potenti- ometer 1 Potenti- ometer 2 Pressure sensor downstream throttle valve Pressure sensor upstream of compressor impeller Pressure sensor upstream throttle valve Rail pressure sensor Sig Ta tans Throttle valve actuator Ths Tmot
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Backup Lamps Wiring Diagram for Mercedes-Benz SLK250 2014: 31 30g Backup lamp Backup lamp switch (m/t) C16s C22i C30g C5h C9g Can-b h Can-b l Can-c h Can-c l Computer data lines system Electronic selector lever module control module (a/t) (front of center console) Front prefuse box (right front of engine compt) Front sam control module w/ fuse & relay module (left rear of engine compt) Fuse 150a Hot at all times Hot w/ quiescent current cutout relay energized Ig1 red Left rear lamp unit Mr2 red Prnd-d+ Rear sam control module w/ fuse & relay module (front of trunk) Red Rfl Rfl-l Rfl-r Right rear lamp unit W12 (in center console) W7 (right side of trunk) Exterior Lamps Wiring Diagram (1 of 3) for Mercedes-Benz SLK250 2014 List of elements for Exterior Lamps Wiring Diagram (1 of 3) for Mercedes-Benz SLK250 2014: 50 (+) 30g 49l 49r 58l 58r Acoustic turn signal light function check Active curve illumination actuator motor C11c C14m C16s C17c C18m C20m C21m C22i C7i Can b h Can b l Can e h Can e l Computer data lines system Front sam control module w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Hazard warning system button Headlamp range adjustment actuator motor Hot at all times Hot w/ circuit 15 relay energized Instrument cluster Left door control module (in left door) Left front lamp unit Left outside mirror Left turn signal ind light Lin 1 Lin roof Overhead control panel control unit Rain/light sensor (base of interior rearview mirror assembly) Red Right door control module (in right door) Right outside mirror Right turn signal ind light Side marker lamp Standing/ parking lamp Turn signal lamp Upper control panel control unit W/ xenon headlamps W/o xenon headlamps W12 (in center console) W16/5 (left rear of engine compt) Xenon lamp control unit Exterior Lamps Wiring Diagram (2 of 3) for Mercedes-Benz SLK250 2014 List of elements for Exterior Lamps Wiring Diagram (2 of 3) for Mercedes-Benz SLK250 2014: 21 (left front of engine compt) electronic stability program control module (on brake pedal assembly) Active curve illumination actuator motor Bls 12v Bls h Bls l Bls m Can e h Can e l Computer data lines system Headlamp range adjustment actuator motor Red Right front lamp unit Side marker lamp Standing/ parking lamp Stoplight switch Turn signal lamp W/ xenon headlamps W/o xenon headlamps W16/4 (right front wheelwell) Xenon lamp control unit Exterior Lamps Wiring Diagram (3 of 3) for Mercedes-Benz SLK250 2014 List of elements for Exterior Lamps Wiring Diagram (3 of 3) for Mercedes-Benz SLK250 2014: 50 30g 49l 49r 58d 58l Bl l Blr Bsl l Bsl r Bsl-l Bsl-r C30g C5h C6hd C7i C9i Can b h Can b l Can e h Can e l Center stop lamp Combination switch Computer data lines system Flasher/ high beam switch Front prefuse box (right front of engine compt) Fuse 150a Headlamp Hot at all times Hot w/ quiescent current cutout relay energized Ig1 Inner left stop lamp & taillamp Inner right stop lamp & taillamp Left license plate lamp Left rear lamp unit Left stop lamp Mr2 Outer left brake light & taillight Outer right brake light & taillight Rear sam control module w/ fuse & relay module (front of trunk) Rear side marker lamp Red Right license plate lamp Right rear lamp unit Right stop lamp Steering column module (top of steering column) Turn signal lamp Turn signal lamps switch W15/5 (left front footwell) W7 (right side of trunk) W8/1 (left side of trunk)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 17 Adaptive damping system control unit (late production), keyless-go control unit (if equipped), satellite digital audio radio (sdar) control unit (w/ sirius satellite radio), digital audio broadcasting control unit (w/ digital radio), right rear brake wear sensor, rear shelf limit switch (early production), tv digital tuner (late production) & emergency call system control unit Combustion engine, air conditioning w/ integrated control fan motor, wiper park heater & left daytime running lamps headlamp Electronic ignition switch control unit, overhead control panel control unit, multi-function camera, steering column module control unit, instrument cluster, electric steering lock control unit, electric parking brake switch, diagnostic connector, right footwell lamp, left footwell lamp, clutch pedal switch (m/t), interior temperature sensor, pedestrian protection hall sensor, engine hood ata (edw) switch (w/ pedestrian protection), left engine hood contact switch (w/o pedestrian protection), left illuminated door sill molding electrical connector (late production), left nox sensor control unit (late production), ac housing & left door control unit Front passenger seat control unit, right reversible emergency tensioning retractor, vario roof control control unit & right illuminated door sill molding electrical connector (early production) Interference suppression capacitor (1.8l turbo), cylinder 1, 2, 3 & 4 ignition coils (1.8l turbo) & cylinder 1, 2, 3, 4, 5 & 6 ignition coils (3.5l) Left front side air outlet symbol illumination, right front side air outlet symbol illumination, right center air outlet symbol illumination, left center air outlet symbol illumination, backup lamp switch (m/t), cockpit ambiance illumination electrical connector, front vehicle interior power outlet, analog clock, radio, comand control unit, automatic air conditioning control & operating unit, audio/comand display, electronic selector lever module control unit (a/t), audio/comand control panel, upper control panel control unit, media interface control unit, center console stowage compartment socket, anti-theft alarm system switch, cigarette lighter w/ ashtray illumination & center console stowage compartment Right door control unit, fully integrated transmission control control unit (a/t), radar sensors control unit, distronic electric controller unit, sound system amplifier control unit (if equipped), glove box lamp switch, glove compartment anti-theft alarm system switch, right nox sensor control unit, electric transmission oil pump, cradle for navigation module, right front brake wear sensor, right illuminated door sill molding electrical connector (late production), ac housing, left front bumper/distronic sensor (dtr), right engine hood contact switch (w/ eco start/stop function) & right front bumper/distronic sensor (dtr) Trunk lid control locking motor/ trunk lid rotary tumbler switch, interior protection sensor, rear sam control unit w/ fuse & relay module, fuel level indicator sensor, tank cap central locking actuator, fuel pump control unit, adaptive damping system control unit (early production), parking system control unit (if equipped), right luggage compartment lamp, left rear lamp unit, right rear lamp unit, trunk lid keyless go button (if equipped), tubular frame locked limit switch, tubular frame open limit switch, trunk partition closed limit switch, left/right vario roof locked limit switch, vario roof closed limit switch (left pin), vario roof stowed limit switch, magic sky control control unit, tv digital tuner (early production), trunk lid emergency opening switch, right/left rear bumper radar sensor (w/ active blind spot assist), electric parking brake control unit, left seat cushion heater pad, left backrest heated cushion, rear self limit switch (late production), right seat sitting surface heated cushion & right backrest heated cushion W11 (right rear of engine compt) W12 (in center console) W15/5 (left front footwell) W15/7 (right front footwell) W19/1 (behind right seat) W26 (lower center of dash) W6 (left side of trunk) W7 (right side of trunk) W9 (left front of engine compt) Ground Distribution Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 23 Airscarf control unit, left airscarf heating element, right airscarf heating element, tire pressure monitor control unit, eco start/stop function additional battery relay & vario roof control control unit Battery sensor Decoupling relay, me-sfi (me) control unit front prefuse (w/ eco start/stop function), right fog lamp, coolant circulation pump, radiator sensor for engine diagnosis, right daytime running lamps headlamp, right front lamp unit (w/ xenon headlamps), headlamp control unit (w/ xenon headlamps), right front lamp unit (w/o xenon headlamps) & start enable clutch pedal switch Drive train can voltage distributor electrical connector, telematics can voltage distributor electrical connector, left vehicle floor interior can voltage distributor electrical connector, vehicle floor chassis can voltage distributor electrical connector, potential distributor electrical connector (can i), alarm siren, vario roof control control unit & diagnostic connector Eco start/stop function additional battery (if equipped) Electric air pump Electronic stability program control unit Front sam control unit w/ fuse & relay module, headlamp cleaning system pump (if equipped), left fog lamp, left fanfare horn, right fanfare horn, refrigerant compressor w/ magnetic clutch (1.8l turbo), spray nozzle hose heater (if equipped), left front lamp unit, windshield washer system pump & refrigerant compressor Rear window interface suppression capacity 1 (w/ magic sky control) Rear window interface suppression capacity 1 (w/ magic sky control), left nox sensor control unit, (early production), left reversible emergency tensioning retractor, interior protection sensor (slave), driver seat control module 9, left illuminated door sill molding electrical connector (early production) & rear window heater Right license plate lamp, left license plate lamp, Trunk led central locking motor, trunk lid contact switch, trunk lid warning/ambient lamp, trunk lid external operation switch (if equipped) & center stop lamp W10 (right rear of engine compt) W10/4 W15/2 (left front footwell) W16/4 (right front wheelwell) W16/5 (left rear of engine compt) W18/1 (behind left seat) W32/2 (right rear interior) W46 (1.8l turbo) W70 (lower left side of engine compt) W78/1 W8/1 (left side of trunk)
HEADLIGHTS Headlights Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Headlights Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 57 30g Active curve illumination actuator motor Beam solenoid C11c C13d C14m C15m C16s C20m C21m C22i C2i C5c C7i C8s Can c h Can c l Can e h Can e l Combination switch Computer data lines system Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 100a Fuse 10a Fuse 150a Fuse 20a Fuse 7.5a Headlamp flasher/ high beam switch Headlamp range adjustment actuator motor High High beam lamp Hot at all times Hot w/ circuit 15 relay energized Hot w/ quiescent current cutout relay energized Left daytime running lamp (if equipped) Left fog lamp Left front lamp unit Left rear level sensor (w/o vehicle dynamics) (in left rear wheelwell) Lin g1 Low beam lamp Low beam switch Mr2 Mrg1 Red Right daytime running lamp (if equipped) Right fog lamp Steering column module control unit (top of steering column) W/ xenon lamps W/o xenon lamps W15/5 (left front footwell) W16/4 (right front wheelwell) W16/5 (left rear of engine compt) W9 (left front of engine compt) X25/7-c1 Xenon bulb w/ integrated ignition module Xenon lamp control unit Headlights Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Headlights Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 60 (left front footwell) w15/5 (right front of trunk) electric parking brake control unit (right side of trunk) w7 30g Active curve illumination actuator motor C30g C5h C7i Can b h Can b l Can e h Can e l Can-e h Can-e l Computer data lines system Electric parking brake switch Front fog lamps indicator lamp Front prefuse box (right front of engine compt) Fuse 150a Headlamp control unit (left kick panel) Headlamp range adjustment actuator motor High beam indicator lamp High beam lamp High beam sole- noid Hot w/ quiescent current cutout relay energized Ig1 Instrument cluster Interior lights system Left front level sensor (w/o vehicle dynamics) (in left front wheelwell) Left rear lamp unit Lin (roof) Lin g1 Lin g2 Low beam indicator lamp Low beam lamp Module Multi-function display Nsl-l Nsl-r Overhead control panel control unit Pnk Pnk/red Rain/light sensor (base of interior rearview mirror assembly) Rear fog lamp Rear fog lamp indicator lamp Rear sam control unit w/ fuse & relay module (front of trunk) Red Right front lamp unit Right rear lamp unit Sw-1 Sw-3 Sw-4 Sw-6 W/ xenon lamps W/o vehicle dynamics W/o xenon lamps W16/4 (right front wheelwell) W7 (right side of trunk) Xenon bulb w/ integrated ignition Xenon lamp control unit
HORN Horn Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Horn Wiring Diagram for Mercedes-Benz SLK250 2014: 25 C15m C16s C22i Can-b h Can-b l Can-e h Can-e l Centre horns button Computer data lines system Fanfare horn relay Fanfare horns & air bag clock spring contact Front prefuse box (right front of engine compt) Front sam control module w/ fuse & relay module (left rear of engine compt) Fuse 150a Fuse 31b 15a Hot at all times Left fanfare horn (left front corner of engine compt) Left fanfare horn system button Mr2 Red Right fanfare horn (right front corner of engine compt) Right fanfare horn system button Steering column module control unit (top of steering column) Steering wheel electronics (center of steering wheel) W16/5 (left rear of engine compt)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Instrument Cluster Wiring Diagram for Mercedes-Benz SLK250 2014: 96 30g Acoustic turn signal light function check Analog clock (if equipped) Anti-lock brake system indicator lamp Automatic child seat recognition air bag off indicator lamp Bbv hr Bbv vr Bfs Brake fluid level switch (on brake fluid reservoir) Brake system warning lamp Brightness sensor C11c C14m C16s C17c C20m C22i C30g C5h C7i C9i Can-b h Can-b l Can-e h Can-e l Computer data lines system Coolant temperature gauge Coolant temperature warning lamp Distronic warning lamp Eco start/stop function button Electric parking brake control unit (right front of trunk) Electric parking brake switch Engine diagnosis indicator lamp Esp off button Esp warning lamp Espa/asr off warning lamp Front fog lamps indicator lamp Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuel level indicator Fuel level indicator sensor Fuel reserve indicator lamp Fuse 150a Fuse 7.5a Gear indicator (prnd) Hazard warning system button High beam indicator lamp Hot at all times Hot w/ quiescent current cutout relay energized Ig1 Instrument cluster Instrument illumination Instrument illumination brightness control Interior lights system Left airscarf button Left seat heater button Left turn signal indicator light Lin 1 Low beam indicator lamp Mr2 Multi-function display Nca Parking brake indicator lamp Parking system button Pnk Power distribution system Preglow indicator lamp Rear fog lamps indicator lamp Rear sam control unit w/ fuse & relay module (front of trunk) Red Right airscarf button Right front brake wear sensor (on right front brake caliper assembly) Right rear brake wear sensor (on right rear brake caliper assembly) Right seat heater button Right turn signal indicator light Seat belt warning lamp Speedometer Sw-1 Sw-3 Sw-4 Sw-6 Tachometer Tire pressure monitor warning lamp Transmission mode display (s) Upper control panel control unit Vehicle dynamics button W12 (in center console) W15/5 (left front footwell) W15/7 (right front footwell) W16/5 (left rear of engine compt) W6 (left side of trunk) W7 (right side of trunk) Warning buzzer X36/3-c2 X62/6 X62/8-c Overhead Console Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Overhead Console Wiring Diagram for Mercedes-Benz SLK250 2014: 55 (base of interior rearview mirror) vehicle interior humidity/ temperature sensor (left front footwell) w15/5 (or red) 30g 58d Anti-theft alarm system/ emergency call system button group Ass led Ass off Automatic dimming mirror C11c C13d C5c Eyeglass box illumination Forward automatic dimming mirror light sensor Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Garage door opener Garage door opener button 1 Garage door opener button 2 Garage door opener button 3 Garage door opener indicator lamp Hot at all times Hot w/ quiescent current cutout relay energized Hs 5v Info Info led Inside rearview mirror Inside rearview mirror microphone Interior lamp automatic function switch Interior lights system Interior temperature sensor w/ integrated fan Irs led Irs off Led Left front reading lamp switch Left interior/ reading lamp Left mounting console incident illumination Lin Magic sky control button Navigation system Nca Ntc Overhead control panel control unit Pnk Rain/light sensor (base of interior rearview mirror assembly) Rearward automatic dimming mirror light sensor Red Right front reading lamp switch Right interior/ reading lamp Right mounting console incident illumination Sos Sos led W/ interior protection W/o interior protection Ws led
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 50 (+) (w/ interior lights package) left footwell lamp (w/ interior lights package) right footwell lamp 30g 58d C11c C13d C14m C16s C17c C22i C30g C5h C6hd C7i Can-b h Can-b l Computer data lines system Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Glove box lamp Glove box lamp switch Hot w/ circuit 15r relay energized Hs sv Interior lamp automatic function switch Led Left a-pillar exit lamp (w/ interior lights package) Left front Left front mirror lamp switch (w/ interior lights package) Left interior/ reading lamp Left sun visor mirror lamp (w/ interior lights package) Lin (roof) Ntc Overhead control panel control module Pnk Rain/light sensor (base of interior rearview mirror assembly) Reading lamp switch Rear sam control unit w/ fuse & relay module (front of trunk) Red Right a-pillar exit lamp (w/ interior lights package) Right front Right front mirror lamp switch (w/ interior lights package) Right interior/ reading lamp Right sun visor mirror lamp (w/ interior lights package) Sig W15/5 (left front footwell) W15/7 (right front footwell) W16/5 (left rear of engine compt) W7 (right side of trunk) X29/1-c1 Courtesy Lamps Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 35 (+) (if equipped) left door handle ambiance illumination (if equipped) left front door trim piece ambiance illumination (if equipped) left rear door trim piece ambiance illumination (left rear of trunk lid) (if equipped) trunk lid contact switch Automatic dimming mirror Can b h Can b l Computer data lines system Forward automatic dimming mirror light sensor Front prefuse box (right front of engine compt) Fuse 150a Garage door opener Garage door opener indicator lamp Hot at all times Hot w/ quiescent current cutout relay energized Ig1 Interior rearview mirror Left door control unit (in left door) Mr2 Pnk Rearward automatic dimming mirror light sensor Red Right door control unit (in right door) Right door handle ambiance illumination (if equipped) Right front door trim piece ambiance illumination (if equipped) Right luggage compartment lamp Right rear door trim piece ambiance illumination (if equipped) Trunk lid emergency opening switch Trunk lid external operation switch Trunk lid warning/ ambient lamp W7 (right side of trunk) W8/1 (left side of trunk) X35/43 X35/44 Instrument Illumination Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 47 (or red) 30g 58d Anti-theft alarm system/ emergency call system button group Automatic transmission mode button C11c C13d C14m C16s C17c C19i C22i C5c C9g Can b h Can b l Can c h Can c l Can e h Can e l Combination switch Computer data lines system Electric parking brake switch Electronic selector lever module control module (front of center console) Front cigarette lighter w/ ashtray illumination (w/ flap & power outlet) Front sam control unit w/ fuse & relay module (left rear of engine compt) Front vehicle interior power outlet (w/ socket in glove compartment) Fuse 5a Fuse 7.5a Headlamp flasher/ high beam switch Hot at all times Hot w/ quiescent current cutout relay energized Info led irs led Instrument cluster Instrument illumination brightness control Lin (roof) Nca Overhead control panel control module Red Sos led Steering column module control unit (top of steering column) W/ interior protection W/o interior protection W12 (in center console) W15/5 (left front footwell) W16/5 (left rear of engine compt) Ws led ass led Instrument Illumination Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 33 58d C15h C5h C7i Can b h Can b l Can-b h Can-b l Computer data lines system Front cigarette lighter w/ ashtray illumination Front prefuse box (right front of engine compt) Fuse 150a Fuse 15a Hot at all times Hot w/ circuit 15r relay 2 energized Left center air outlet symbol illumination Left door control unit (in left door) Left front door central locking interior switch Left front side air outlet symbol illumination Mr2 Nca Passenger side power window switch Rear sam control unit w/ fuse & relay module (front of trunk) Red Right center air outlet symbol illumination Right door control unit (in right door) Right front door central locking interior switch Right front side air outlet symbol illumination Vario roof control control unit (left front of trunk) Vario roof/power window switch group W/ interior lights package W12 (in center console) W7 (right side of trunk)
MEMORY SYSTEMS Driver"s Memory Seat Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Driver"s Memory Seat Wiring Diagram for Mercedes-Benz SLK250 2014: 46 30g Can b h Can b l Can-b h Can-b l Computer data lines system Driver seat backrest angle adjustment motor (at rear of left seat) Driver seat control unit (under driver seat) Driver seat fore/aft adjustment motor (under left seat) Driver seat height adjustment motor (under left seat) Driver seat inclination adjustment motor Driver seat lumbar support adjustment control unit (in driver seat back) Driver seat lumbar support adjustment switch Driver seat lumbar support pneumatic pump (in driver seat back) Fuse 30a Hot w/ quiescent current cutout relay energized Hs(+) Hs(-) Hv hs(+) Hv hs(-) Hv mot+ Hv mot- Left door control unit (in left door) Left seat adjustment switch group Lin b5 Ls hs h/t(+) Ls hs v/z(+) Ls hs(-) Lsm h/t Lsm v/z Lsm v/z/h/t Lv hs(+) Lv hs(-) Lv mot+ Lv mot- Ml+ Ml/k Nv hs(+) Nv hs(-) Nv mot+ Nv mot- Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Steering column memory circuit W18/1 (behind left seat) Memory Mirrors Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Memory Mirrors Wiring Diagram for Mercedes-Benz SLK250 2014: 46 (+) Automatic dimming mirror (if equipped) C3i Can b h Can b l Computer data lines system Driver side power window & outside mirror adjustment switch group Fuse 30a Hori motor Hori potenti- ometer Hori potentio- meter Hot at all times Left door control unit (in left door) Left outside mirror Left outside mirror adjustment switch Left outside mirror ambient lamp Left outside mirror turn signal lamp Left seat adjustment switch group Lin b5 Lin b6 M hori motor Mirror heater Nca Outside mirror adjustment switch Outside mirror fold in/ fold out electric motor (if equipped) Outside mirror fold-in/ fold out electric motor (if equipped) Outside mirror fold-in/ fold-out switch (if equipped) Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Right door control unit (in right door) Right outside mirror Right outside mirror adjustment switch Right outside mirror ambient lamp Right outside mirror turn signal lamp Right seat adjustment switch group Sh(+) 61 Sh(-) 31 Sig Sv m1 Sv m1m2 Sv m2 Vert motor Vert potenti- ometer Vert potentio- meter W15/5 (left front footwell) W15/7 (right front footwell) Passenger"s Memory Seat Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Passenger"s Memory Seat Wiring Diagram for Mercedes-Benz SLK250 2014: 39 30g Can b h Can b l Can-b h Can-b l Computer data lines system Front passenger seat backrest angle adjustment motor (at rear of right seat) Front passenger seat control unit (under front passenger seat) Front passenger seat fore/aft adjustment motor (under right seat) Front passenger seat height adjustment motor (under right seat) Front passenger seat inclination motor Front passenger seat lumbar support adjustment control unit (in front passenger seat back) Front passenger seat lumbar support adjustment switch Front passenger seat lumbar support pneumatic pump (in front passenger seat back) Fuse 30a Hot w/ quiescent current cutout relay energized Hs(+) Hs(-) Hv hs(+) Hv hs(-) Hv mot+ Hv mot- Lin b6 Lv hs(+) Lv hs(-) Lv mot+ Lv mot- Ml+ Ml/k Nv hs(+) Nv hs(-) Nv mot+ Nv mot- Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Right door control unit (in right door) Right seat adjustment switch group W19/1 (behind right seat) Steering Column Memory Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Steering Column Memory Wiring Diagram for Mercedes-Benz SLK250 2014: 35 (left front footwell) w15/5 30g 3og C5c red Can b h Can b l Can-b h Can-b l Can-e h Can-e l Computer data lines system Driver seat control unit (under driver seat) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 30a Fuse 7.5a Hot w/ quiescent current cutout relay energized Left door control unit (in left door) Left seat adjustment switch group Lin b5 Ls hs v/z(+) Ls hs(-) Lshs h/t(+) Lsm h/t Lsm v/z Lsm v/z/h/t Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Steering column adjustment switch Steering column adjustment/ steering wheel heater switch Steering column in/out adjustment motor (on steering column) Steering column module control unit (top of steering wheel) Steering column up/down adjustment motor (on steering column) W18/1 (behind left seat) X19/2-c1
NAVIGATION Blind Spot Information System Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Blind Spot Information System Wiring Diagram for Mercedes-Benz SLK250 2014: 15 C12i C22i Can g h Can g l Can-g h Can-g l Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 5a Hot w/ circuit 15 relay energized Left rear bumper intelligent radar sensor Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Right rear bumper intelligent radar sensor W7 (right side of trunk) X35/28 COMAND Actuation Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for COMAND Actuation Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 57 (+) (-) (in center console) w12 (left side of trunk) (if equipped) cellular telephone system antenna amplifier/ compensator (w/ teleaid emergency call system) emergency call system control unit (w/o sound system) 30g Anst Audio/ comand display Aux jack electrical connector (w/ media interface) Aux1 gnd Aux1-l Aux1-r Aux1-s C10t C11t C2i C5c Can a h Can a l Can b h Can b l Clock + Clock - Comand control unit Comand fan motor (center of dash) Computer data lines system Data 2+ Data 2- Diag Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 20a Fuse 5a Fuse 7.5a Gnd Hot w/ quiescent current cutout relay energized Left door speaker Left door tweeter Left rear speaker Mic + Mic - Mic 1+ Mic 2+ Most in Most out Mute Nca Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Right door speaker Right door tweeter Right rear speaker Shield Sound system Wake up X39/37-c2 COMAND Actuation Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for COMAND Actuation Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 55 "back" & voice control system off button (in center console) w12 (in glove compt) navigation module cradle (integral to inside rearview mirror assembly) inside rearview mirror microphone (left "a" pillar) fm1, am & cl (zv) antenna amplifier (left front footwell) w15/5 (lower center of dash) fm/tmc antenna splitter (right "a" pillar) fm2, dab & tv 3 antenna amplifier 30g Accept/ terminate phone call button Am/fm Ant Ant gps Ant uci Audio/comand control panel Audio/comand controller Back button Buttons + & - for setting specific function & volume control Can a h Can a l Can e h Can e l Comand control unit Computer data lines system Data + Data - Delete button Fanfare horns & air bag clock spring contact Fm1/am Fm2 Global positioning system antenna splitter (left side of trunk) Gnd Hands-free system Left multi-function steering wheel button group Media interface electrical connector (if equipped) Microphone Mute button Nca Ok button Pnk Red Right multi- function steering wheel button group Scroll forward/ backward button Shield Steering column module control unit (top of steering column) Steering wheel electronics (center of steering wheel) System selection button Tmc Tv tuner circuit Usb electrical connector Vcc_+5vc Voice control system on button W/ navigation W/o navigation X18/69 Emergency Call Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Emergency Call Wiring Diagram for Mercedes-Benz SLK250 2014: 59 (+) (-) (center rear of engine compt) sound system amplifier control unit 58d Ant gps Ant not Anti-theft alarm system/ emergency call system button group Breakdown assistance button C1 s C11c C11t C13d C20m Can-d h Can-d l Center instrument panel speaker Comand control unit (if equipped) Computer data lines system Crash Emergency call speaker Emergency call system antenna (right side of trunk) Emergency call system button Emergency call system control unit Front sam control module w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Global positioning system antenna splitter (left side of trunk) Gps Hot at all times Info Info led Lin Mb-info button Mic + Mic - Mikr (+) Mikr (-) Multi-function antenna (center of trunk lid) Mute Nca Not Overhead control panel control module Radio Rear sam control unit w/ fuse & relay module (front of trunk) Red Shield Sig Sos Sos led Tel W/ comand W/ navigation W/ sound system W/o comand W/o navigation W/o sound system W15/5 (left front footwell) W6 (left side of trunk) Ws led X1-gps Multifunction Camera Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Multifunction Camera Wiring Diagram for Mercedes-Benz SLK250 2014: 14 (left front footwell) w15/5 30g Auxiliary heater heating element C2i Can e h Can e l Computer data lines system Defrost+ Defrost- Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Gnd Hot w/ quiescent current cutout relay energized Multi-function camera (in interior rearview mirror assembly) Parktronic Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Parktronic Wiring Diagram for Mercedes-Benz SLK250 2014: 60 (+) sh (+) sv (-) sh (-) sv (in front bumper) (in rear bumper) 30g C11c C14i C17c C20m Can e h Can e l Center left front parking system distance sensor Center right front parking system distance sensor (in front bumper) Computer data lines system Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Hot at all times Hot w/ quiescent current cutout relay energized Inner left front parking system distance sensor Inner left rear parking system distance sensor Inner right front parking system distance sensor Inner right rear parking system distance sensor Instrument panel parking system warning indicator Lin 1 Outer left front parking system distance sensor (in front bumper) Outer left rear parking system distance sensor Outer right front parking system distance sensor Outer right rear parking system distance sensor Parking system button Parking system control unit (right front of trunk) Pnk Rear parking system warning indicator Rear sam control unit w/ fuse & relay module (front of trunk) Red S1 v S10 h S2 v S3 v S4 v S5 v S6 v S7 h S8 h S9 h Upper control panel control unit W/ pedestrian protection W/o pedestrian protection W12 (in center console) W7 (right side of trunk) Wh (+) Wh (-) Wh (data) Wv (+) Wv (-) Wv (data) X26/38-c1 X26/38-c2 X35/28-c1
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for Mercedes-Benz SLK250 2014 List of elements for Power Distribution Wiring Diagram (1 of 5) for Mercedes-Benz SLK250 2014: 67 (not used) (right front of engine compt) front prefuse box (right rear interior) w32/2 A/c housing Additional battery Additional battery circuit (left rear of engine compt) Airscarf control unit (if equipped) Alarm siren (if equipped) Alternator Battery sensor C12i C30 C30g C3i C8d C9i Combustion engine & a/c w/ integrated control fan motor Decoupling relay Eco start/stop function additional battery relay (center rear of interior) Fm, am & cl (zv) antenna amplifier From front sam control module w/ fuse & relay module (diagram 5 of 5) From front sam control unit w/ fuse & relay module (diagram 4 0f 5) From fuse 155 (diagram 1 of 5) Fuse 100a Fuse 10a Fuse 150a Fuse 25a Fuse 30a Fuse 40a Fuse 50a Fuse 7.5a Fuse 80a Fuse n/a Ig1 Interior protection sensor Left door control unit Mr1 Mr2 Mr3 Mr4 Mr5 Mr6 Mr7 Mr8 Mrg1 Mrg2 Nca On-board electrical system battery Pyro fuse Quiescent current cutout relay Rear sam control module w/ fuse & relay module (front of trunk) Red Right door control unit Starter To circuit 15 relay (diagram 2 of 5) To front sam control module w/ fuse & relay module (diagram 4 of 5) To front sam control module w/ fuse & relay module (diagram 5 of 5) To front sam control unit w/ fuse & relay module (diagram 4 0f 5) To front sam control unit w/ fuse & relay module (diagram 4 of 5) To front sam control unit w/ fuse & relay module (diagram 5 of 5) To fuse 152 (diagram 1 of 5) To fuse 42 (diagram 2 of 5) Vario roof control control unit W/ eco start/stop function W/o eco start/stop function W10/4 W16/4 (right front wheelwell) Power Distribution Wiring Diagram (2 of 5) for Mercedes-Benz SLK250 2014 List of elements for Power Distribution Wiring Diagram (2 of 5) for Mercedes-Benz SLK250 2014: 39 (diagram 1 of 5) (front of trunk) rear sam control unit w/ fuse & relay module (not used) Airscarf control unit (if equipped) C11t C12i C13a C15h C3i Circuit 15 relay Circuit 15r relay 1 Digital audio broadcasting control unit (if equipped) satellite digital audio radio (sdar) control unit (if equipped) Driver seat control unit Driver seat neck-pro head restraint solenoid (if equipped) Electric parking brake control unit Emergency call system control unit (if equipped) From fuse 41 b From fuse 46 c (diagram 1 0f 5) From fuse 63 (diagram g 2 0f 5) Front passenger seat control unit Front passenger seat neck-pro head restraint solenoid (if equipped) Fuel pump control unit (if equipped) Fuel pump relay Fuse 25a Fuse 30a Fuse 5a Fuse 7.5a Fuse n/a If equipped Left rear bumper intelligent radar sensor & right rear bumper intelligent radar sensor Magic sky control unit (early production) Red Res fuse n/a S89 S90 Seat adjustment relay To fuse 68 (diagram 2 of 5) To fuse 75 (diagram 3 0f 5) To fuse 85 (diagram 3 0f 5) Power Distribution Wiring Diagram (3 of 5) for Mercedes-Benz SLK250 2014 List of elements for Power Distribution Wiring Diagram (3 of 5) for Mercedes-Benz SLK250 2014: 47 (front of trunk) rear sam control unit w/ fuse & relay module (not used) Adaptive damping system control unit (if equipped) C11t C12i C14i C15h C2g C3i Cellular telephone system antenna amplifier/ compensator Center console stowage compartment socket Circuit 15r relay 2 From front sam control unit w/ fuse & relay module (diagram 4 of 5) From fuse 67 j (diagram 3 0f 5) From fuse 84 (diagram 2 0f 5) From fuse 86 (diagram 2 of 5) Front cigarette lighter w/ ashtray illumination Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 40a Fuse 50a Fuse 5a Fuse 7.5a Fuse n/a Heated rear window relay If equipped Interior lights system Keyless-go control unit (if equipped) Left reversible emergency tensioning retractor (if equipped) Magic sky control unit (late production) Media interface control unit (if equipped) Nca Parking system control unit (if equipped) Radar sensors control unit Red Right reversible emergency tensioning retractor (if equipped) Sound system amplifier control unit (if equipped) Tire pressure monitor control unit (if equipped) To front sam control unit w/ fuse & relay module (diagram 4 of 5) To fuse 70 (diagram 3 of 5) Tv digital tuner (if equipped) Vario roof control unit W/ cigarette lighter W/o cigarette lighter W12 (in center console) Power Distribution Wiring Diagram (4 of 5) for Mercedes-Benz SLK250 2014 List of elements for Power Distribution Wiring Diagram (4 of 5) for Mercedes-Benz SLK250 2014: 74 (diagram 4 0f 5) (left rear of engine compt) front sam control unit w/ fuse & relay module (not used) Audio/ comand control panel Audio/ comand display Automatic air conditioning control & operating unit Backup relay C10t C11c C13d C14m C15m C16s red C17c C19i C1m C2i C5c C6i C7i C8s C9g Circuit 15 relay Circuit 15r relay Electric transmission oil pump (w/ eco start/ stop function) Electronic selector level module control module Engine circuit 87 relay Fanfare horn relay From additional battery circuit (diagram 1 of 5) From front prefuse box (diagram 1 of 5) From fuse 17 (diagram 4 of 5) From fuse 31b n From rear sam control unit w/ fuse & relay module (diagram 3 0f 5) From x engine circuit 87 relay (diagram 4 0f 5) Front sam control unit w/ fuse & relay module (left rear of engine compt) Front vehicle interior power outlet (w/ glove compartment socket) Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 31a 15a Fuse 31b 15a Fuse 40a Fuse 5a Fuse 7.5a Glove box lamp Headlamp control unit Interior lights system Left front lamp unit Me-sfi (me) control unit Multi- function camera (if equipped) Navigation module cradle (w/ external navigation) Overhead control panel control unit Pnk Red Right front lamp unit Secondary air injection relay Starter circuit 50 relay Steering column module control unit Steering column module control unit (late production) To chassis circuit 87 relay (diagram 5 0f 5) To eco start/ stop function additional battery relay (diagram 1 of 5) To engine circuit 87 relay (diagram 4 0f 5) To fuse 1 (diagram 5 0f 5) To fuse 14 (diagram 5 0f 5) To fuse 15 (diagram 4 0f 5) To rear sam control unit w/ fuse & relay module (diagram 3 of 5) To secondary air injection relay (diagram 4 0f 5) Upper control panel control unit & overhead control panel control unit W12 (in center console) Weight sensing system (wss) control unit (w/ weight sensing system) front passenger seat occupied recognition & acsr (w/o weight sensing system) Wiper motor Wiper park heater (if equipped) Wiper park position heater relay Power Distribution Wiring Diagram (5 of 5) for Mercedes-Benz SLK250 2014 List of elements for Power Distribution Wiring Diagram (5 of 5) for Mercedes-Benz SLK250 2014: 53 (left rear of engine compt) front sam control unit w/ fuse & relay module 30z Analog clock (if equipped) Automatic transmission neutral position switch (base of transmission shifter assembly) C10t C11c C12s C14m C18m C2i C4i C5c C7i C9g Can-b h Can-b l Can-e h Can-e l Chassis circuit 87 relay Computer data lines system Data Distronic electric controller unit Electric steering lock control unit (right rear of engine compt) Electronic ignition switch control unit Electronic stability program control unit From front prefuse box (diagram 1 of 5) From fuse 16 (diagram 4 of 5) From fuse 32 (diagram 4 of 5) From fuse 5 u (diagram 4 of 5) Fuel pump control unit Fully integrated transmission control unit (7-speed a/t) Fuse 10a Fuse 20a Fuse 25a Fuse 30a Fuse 40a Fuse 5a Fuse 7.5a Instrument cluster Me-sfi (me) control unit Radio (w/ audio 20), (w/ audio 20 & cd changer) comand control unit (if equipped) Red Right front bumper distronic sensor (dtr) & left front bumper distronic sensor (dtr) Right rear bumper radar sensor & left rear bumper radar (w/ active blind spot) Steering column module control unit (early production) To front prefuse box (diagram 1 of 5) Vario roof control unit W/ eco start/stop function W/ keyless go W/o eco start/stop function W/o keyless go W15/5 (left front footwell) W16/5 (left rear of engine compt)
POWER DOOR LOCKS Automatic Door Locks Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Automatic Door Locks Wiring Diagram for Mercedes-Benz SLK250 2014: 53 (+) (w/ ambiance illumination) +5v 30g 58d C11c C3i C5h C6hd Can-b h Can-b l Central locking motor Computer data lines system Data Driver door infrared remote control receiver (integral to driver outside door handle assembly) Front sam control module w/ fuse & relay module (left rear of engine compt) Fuse 30a Fuse 7.5a Garage door opener ind lamp Gnd Hot at all times Hot w/ quiescent current cutout relay energized Inside rearview mirror Left door control unit (in left door) Left door door handle illumination Left door front trim piece ambiance illumination Left door lock Left door rear trim piece ambiance illumination Left front door central locking interior switch Lin (roof) Overhead control panel control unit Rear sam control module w/ fuse & relay module (front of trunk) Red Right door control unit (in right door) Right door front trim piece ambiance illumination Right door handle ambiance illumination Right door lock Right door rear trim piece ambiance illumination Right front door central locking interior switch Rotary tumbler switch Sig Tank cap central locking actuator (at fuel tank filler) Trunk lid central locking motor (center rear of trunk lid) Vario roof control unit (left front of trunk) W/ keyless go W/o keyless go W15/5 (left front footwell) W15/7 (right front footwell) W7 (right side of trunk) X35/43 X35/44 X8/4 Zv-mot + Keyless Go System Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Keyless Go System Wiring Diagram for Mercedes-Benz SLK250 2014: 36 (-) (left side of trunk) w6 Ant Ant c5 C14i C6hd Can b-h Can b-l Can-b h Can-b l Can-e h Can-e l Computer data lines system Data Fuse 15a Gnd Hot at all times Instrument cluster Interior keyless go antenna (center of dash) Keyless-go control unit (left front of trunk) Left door keyless go antenna (left door) Left keyless-go door handle (left outside door handle) Multi-function display Nca Rear keyless go antenna (center rear of roof) Rear sam control module w/ fuse & relay module (front of trunk) Red Right door keyless go antenna (right door) Right keyless go door handle (right outside door handle) Shield Sig Trunk keyless go antenna (center front of trunk) Trunk lid contact switch (left rear of trunk lid) W8/1 (left side of trunk) X35/1-c1 X35/2-c1
POWER MIRRORS Power Mirrors Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Power Mirrors Wiring Diagram for Mercedes-Benz SLK250 2014: 38 30g 58d Automatic dimming mirror C11c C13d C3i C5c Can-b h Can-b l Computer data lines system Forward automatic dimming mirror light sensor Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 30a Fuse 7.5a Garage door opener Garage door opener button 1 Garage door opener button 2 Garage door opener button 3 Garage door opener indicator lamp Hot at all times Hot w/ quiescent current cutout relay energized Inside rearview mirror Inside rearview mirror microphone Left door control unit (in left door) Left outside mirror Lin Lin (roof) Navigation system Nca Not used Overhead control panel control unit Pnk Rain/light sensor (base of interior rearview mirror assembly) Rear sam control unit w/ fuse & relay module (front of trunk) Rearward automatic dimming mirror light sensor Red Sig W15/5 (left front footwell)
POWER SEATS Heated Seats Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Heated Seats Wiring Diagram for Mercedes-Benz SLK250 2014: 34 (+) (in center console) w12 (right side of trunk) w7 30g C11c C17c C22i C51 C5h C61 C7i Can b h Can b l Computer data lines system Driver seat connector block Front passenger seat connector block Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 150a Fuse 7.5a Hot at all times Hot w/ quiescent current cutout relay energized Ig1 Left backrest heated cushion Left seat cushion heater pad Left seat heater button Lin 1 Rear sam control unit w/ fuse & relay module (front of trunk) Red Right backrest heated cushion Right seat heater button Right seat sitting surface heated cushion Upper control panel control unit W7 (right side of trunk) Heated Steering Wheel Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Heated Steering Wheel Wiring Diagram for Mercedes-Benz SLK250 2014: 21 30g C5c Can e h Can e l Computer data lines system Fanfare horns & air bag clock spring contact Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 7.5a Heating element temperature sensor Hot w/ quiescent current cutout relay energized Nca Ntc Red Steering column adjustment & steering wheel heater switch Steering column module control unit (top of steering column) Steering wheel electronics (center of steering wheel) Steering wheel heater Steering wheel heater heating element Steering wheel heater indicator lamp (if equipped) Steering wheel heater switch (if equipped) W15/5 (left front footwell) Seat Ventilation Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Seat Ventilation Wiring Diagram for Mercedes-Benz SLK250 2014: 37 (in center console) w12 (right rear interior) w32/2 30g Airscarf control unit (rear interior) As1 As2 As3 C11c C12i C17c Can-b h Can-b l Computer data lines system Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 25a Fuse 7.5a Heizung li Heizung re Hot at all times Hot w/ quiescent current cutout relay energized Left airscarf button Left airscarf fan motor (in left seat back) Left airscarf heating element Lin 1 Rear sam control unit w/ fuse & relay module (front of trunk) Red Right airscarf button Right airscarf fan motor (in right seat back) Right airscarf heating element Sig Status Upper control panel control unit W32/2 (right rear interior) X55/3-c1 X55/3-c2 X55/4-c1 X55/4-c2
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Power Top/Sunroof Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 70 (or red) (right rear interior) w32/2 (right side of trunk) w7 14i 15h 30-fhl 30-fhr 30-hut 31 hs-vd/z 31-fhl 31-fhr 31-hut 58d 6hd A-fhl-h A-fhl-t A-fhr-h A-fhr-t A-hut-h A-hut-t Bs-fh-zh Bs-fh-zt Bs-vd-a Bs-vd-z Can-b h Can-b l Computer data lines system Early production Es-hut/o Es-hut/u Es-rkt/z Es-rr/a Es-rr/z Es-vd-o Es-vd/v li Es-vd/v re Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 20a Fuse 30a Fuse 7.5a Hd-zu Hot at all times Hot w/ circuit 15r relay energized Late production Left vario roof locked limit switch M-sensor Mot-vd-auf Mot-vd-zu Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Rear shelf drive electric motor (left front of trunk) Right vario roof locked limit switch Sig hs-vd/z T-sensor Trunk lid central locker motor/trunk lid rotary tumbler switch (on trunk lid central locking motor) Trunk partition closed limit switch (left rear of trunk) Tubular frame locked limit switch (left rear of trunk) Tubular frame open limit switch (right rear of trunk) Vario roof closed limit switch (on top left side of windshield frame) Vario roof control control unit (left front of trunk) Vario roof stowed limit switch (right "b"pillar) W/ eco start/ stop function W15/2 (left front footwell) W19/1 (behind right seat) W32/2 (right rear interior) W7 (right side of trunk) X23/23 X23/26-c1 X23/9 X814 Power Top/Sunroof Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Power Top/Sunroof Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 27 (or red) 15r Can-b h Can-b l Computer data lines system Front prefuse box (right front of engine compt) Fuse 40a Hot at all times Hydraulic fluid temperature sensor Left rear power window motor (left front of trunk) Magic sky control control unit (center front of roof) Magic sky control roof Phase 1 Phase 2 Rear shelf limit switch (behind left seat) Red Right rear power window motor (right front of trunk) Vario roof control hydraulic unit (center front of trunk) Vario roof control hydraulic unit electric motor Vario roof power window switch group Vario roof solenoid valve W/ eco start/ stop function W6 (early production) w7 (late production) (early production: left side of trunk) (late production: right side of trunk) W7 (right side of trunk) X133/3 X16/2 X16/3
POWER WINDOWS Power Windows Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Power Windows Wiring Diagram for Mercedes-Benz SLK250 2014: 46 30g 58d A-fhl-h A-fhl-t A-fhr-h A-fhr-t Bs-fh-zh Bs-fh-zt Bs-vd-a Bs-vd-z C14i C3i Can-b h Can-b l Computer data lines system Driver-side power window & outside mirror adjustment switch group Fh h Fh hoch Fh t Fh tief Fuse 20a Fuse 30a Hot at all times Hot w/ quiescent cutout relay energized Hs (+) Hs (-) Hs 1 Left door control unit (in left door) Left front power window motor (in left door) Left power window switch Left rear power window motor (left front of trunk) Lin b5 Passenger- side power window switch Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Right door control unit (in right door) Right front power window motor (in right door) Right power window switch Right rear power window motor (right front of trunk) Vario roof control unit (left front of trunk) Vario roof/power window switch group W15/5 (left front footwell) W15/7 (right front footwell) W32/2 (right rear interior) X16/2 X16/3
RADIO COMAND Actuation Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for COMAND Actuation Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 57 (+) (-) (in center console) w12 (left side of trunk) (if equipped) cellular telephone system antenna amplifier/ compensator (w/ teleaid emergency call system) emergency call system control unit (w/o sound system) 30g Anst Audio/ comand display Aux jack electrical connector (w/ media interface) Aux1 gnd Aux1-l Aux1-r Aux1-s C10t C11t C2i C5c Can a h Can a l Can b h Can b l Clock + Clock - Comand control unit Comand fan motor (center of dash) Computer data lines system Data 2+ Data 2- Diag Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 20a Fuse 5a Fuse 7.5a Gnd Hot w/ quiescent current cutout relay energized Left door speaker Left door tweeter Left rear speaker Mic + Mic - Mic 1+ Mic 2+ Most in Most out Mute Nca Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Right door speaker Right door tweeter Right rear speaker Shield Sound system Wake up X39/37-c2 COMAND Actuation Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for COMAND Actuation Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 55 "back" & voice control system off button (in center console) w12 (in glove compt) navigation module cradle (integral to inside rearview mirror assembly) inside rearview mirror microphone (left "a" pillar) fm1, am & cl (zv) antenna amplifier (left front footwell) w15/5 (lower center of dash) fm/tmc antenna splitter (right "a" pillar) fm2, dab & tv 3 antenna amplifier 30g Accept/ terminate phone call button Am/fm Ant Ant gps Ant uci Audio/comand control panel Audio/comand controller Back button Buttons + & - for setting specific function & volume control Can a h Can a l Can e h Can e l Comand control unit Computer data lines system Data + Data - Delete button Fanfare horns & air bag clock spring contact Fm1/am Fm2 Global positioning system antenna splitter (left side of trunk) Gnd Hands-free system Left multi-function steering wheel button group Media interface electrical connector (if equipped) Microphone Mute button Nca Ok button Pnk Red Right multi- function steering wheel button group Scroll forward/ backward button Shield Steering column module control unit (top of steering column) Steering wheel electronics (center of steering wheel) System selection button Tmc Tv tuner circuit Usb electrical connector Vcc_+5vc Voice control system on button W/ navigation W/o navigation X18/69 MOST Data Bus Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for MOST Data Bus Wiring Diagram for Mercedes-Benz SLK250 2014: 14 Comand control unit Media interface control unit (w/ media interface) (under center console) Most Most in Most out Radio Satellite digital audio radio (sdar) control unit (w/ sirius satellite radio) digital audio broadcasting control unit (w/ digital radio) (left front of trunk) Sound system amplifier control unit (w/ sound system) (center rear of engine compt) Tv digital tuner (w/ digital) (front of trunk) W/ comand W/ digital radio W/ sirius satellite radio W/o comand Wake up Multimedia Interface Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Multimedia Interface Wiring Diagram for Mercedes-Benz SLK250 2014: 27 Audio in gnd Audio in l Audio in r Audio in sh C14i Cable det Comand control unit Fuse 7.5a Gnd Hot w/ quiescent current cutout relay energized Media interface control unit (under center console) Media interface electrical connector Most Most data bus circuit Most in Most out Nca Out Rear sam control unit w/ fuse & relay module (front of trunk) Red Usb (+) Usb (-) Usb +5v Usb gnd W12 (in center console) Wake up X18/69 Radio Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Radio Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 77 "back" & voice (+) (-) (center of steering wheel) steering wheel electronics (in center console) (in center console) w12 (left front of trunk) satellite digital audio radio (sdar) control unit (left side of trunk) w6 (w/ audio 20) 30g Accept/terminate phone call button Ant Audio/comand display Backward button scroll forward/ Button selection system C10t C11t (left side of trunk) w6 C2i C5c Can a h Can a l Can b h Can b l Cellular telephone system antenna amplifier/ compensator (if equipped) (left side of trunk) Clock + Clock - Comand control unit Computer data lines system Control system off button Data 0+ Data 0- Data 1+ Data 1- Data 2+ Data 2- Digital audio broadcasting control unit (left front of trunk) Fanfare horns & airbag clock spring contact Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 20a Fuse 5a Fuse 7.5a Gnd Hot at all times Hot w/ quiescent current cutout relay energized Left door speaker (w/o sound system) Left door tweeter (w/o sound system) Left multi-function steering wheel button group Left rear speaker (w/o sound system) Most Most data bus circuit Most in Most out Mute button Nca Ok button Pnk Radio Rear sam control unit w/ fuse & relay module (front of trunk) Red Red 30g Right door speaker (w/o sound system) Right door tweeter (w/o sound system) Right multi-function steering wheel button group Right rear speaker (w/o sound Sat Shield Specific function & buttons + & - for setting Steering column module control unit (top of steering column) System) Voice control system on button Volume control W/ comand W/o comand W12 W15/5 (left front footwell) Wake up X39/37-c2 Radio Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Radio Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 54 Am/fm Ant Aux jack electrical connector Aux1 gnd Aux1-l Aux1-r Aux1-s Can a h Can a l Can-a l Computer data lines system Dab Data+ Data- Fm, am & cl (zv) antenna amplifier (left "a" pillar) Fm/tmc antenna splitter (lower center of dash) Fm1/am Fm2 Fm2, dab & tv 3 antenna amplifier (right "a" pillar) Gnd Gps Gps antenna (center of dash) In + In+ Inside rearview mirror microphone (integral to inside rearview mirror assembly) Mic + Mic - Mic 1+ Mic 2+ Multi-function antenna (center of trunk lid) Navigation module cradle (in glove compt) Navigation system Nca Out + Out+ Pnk Radio (w/ audio 20) S nca S1 shield S2 shield Shield Tmc Tv digital tuner (front of trunk) Tv3 Usb electrical connector Vcc_+5vc W/ comfort telephony W/ navigation W/ tv tuner W/o comfort telephony W/o navigation W/o tv tuner W15/7 (right front footwell) X3-c2 Sound Amplifier Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014 List of elements for Sound Amplifier Wiring Diagram (1 of 2) for Mercedes-Benz SLK250 2014: 22 (+) (-) (w/ teleaid emergency call system) emergency call system control unit 30g C15h Center instrument panel speaker Center rear speaker Fuse 40a Hot w/ quiescent current cutout relay energized Left rear speaker Most Most data bus circuit Most in Most out Mute Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Right rear speaker Sound system amplifier control unit (center rear of engine compt) W15/7 (right front footwell) Wake up Sound Amplifier Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014 List of elements for Sound Amplifier Wiring Diagram (2 of 2) for Mercedes-Benz SLK250 2014: 10 Left door bass speaker Left door midrange speaker Left door tweeter Pnk Red Right door bass speaker Right door midrange speaker Right door tweeter X1/6 X1/7 TV Tuner Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for TV Tuner Wiring Diagram for Mercedes-Benz SLK250 2014: 28 (right side of trunk) w7 30g C11t Comand control unit Early production Fm1/am Fm2 Fm2, dab & tv 3 antenna amplifier (right "a" pillar) Fuse 7.5a Hot w/ quiescent current cutout relay energized Late production Most Most data bus circuit Most in Most out Nca Rear sam control unit w/ fuse & relay module (front of trunk) Rse Shield Tv 1 antenna amplifier (left "a" pillar) Tv 2 antenna amplifier (right "a" pillar) Tv digital tuner (front of trunk) Tv1 Tv2 Tv3 Tv4 W6 (left side of trunk) Wake up
SHIFT INTERLOCK Electric Parking Brake Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Electric Parking Brake Wiring Diagram for Mercedes-Benz SLK250 2014: 26 (left front footwell) w15/5 12i 30l 30r Can-e h Can-e l Computer data lines system Electric parking brake control unit (right front of trunk) Electric parking brake switch Fuse 30a Fuse 5a Hot at all times Hot w/ circuit 15 relay energized Interior lights system Left electric parking brake actuator motor (on left rear brake caliper assembly) Motor l+ Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Right electric parking brake actuator motor (on right rear brake caliper assembly) S89 S90 Sw-1 Sw-3 Sw-4 Sw-6 W7 (right side of trunk) Shift Interlock Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Shift Interlock Wiring Diagram for Mercedes-Benz SLK250 2014: 24 (on brake pedal assembly) stop lamp switch 30g 58d Automatic transmission transmission mode button Bls 12v Bls h Bls l Bls m Can c h Can c l Can-e h Can-e l Computer data lines system Electronic selector lever module control unit (front of center console) Electronic stability program control unit (left front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 5a Gear indicator sensor Hot w/ quiescent current cutout relay energized Nca R n d Selector lever positions r & p locking solenoid Sig W12 (in center console)
STARTING/CHARGING Charging Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Charging Wiring Diagram for Mercedes-Benz SLK250 2014: 43 (or nca) (right front wheelwell) w16/4 1.8l turbo 100a 3.5l Additional battery Additional battery circuit (left rear of engine compt) Alternator C17c C19i C5h Can b h Can b l Can e h Can e l Can-e-h Can-e-l Computer data lines system Eco start/stop function additional battery relay (center rear of interior) Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse Fuse 10a Fuse 400a Fuse n/a Gnd Instrument cluster Lin Lin c1 Me-sfi (me) control module (3.5l: left side of engine) Mr8 Multifunction display Nca On-board electrical system battery Pyro- fuse Rear sam control module w/ fuse & relay module (front of trunk) Red Starter W/ eco start/stop function W/o eco start/stop function W10 (right rear of engine compt) W10/4 W32/2 (right rear interior) Starting Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Starting Wiring Diagram for Mercedes-Benz SLK250 2014: 62 (or nca) (right front wheelwell) w16/4 (right rear interior) w32/2 1.8l turbo 100a 3.5l Additional battery Additional battery circuit (left rear of engine compt) Alternator C15m C17c C19i C3m C4i C5h C6i Can b h Can b l Can c h Can c l Can e h Can e l Can-e-h Can-e-l Clutch pedal switch (m/t) (top of clutch pedal assembly) Computer data lines system Eco start/stop function additional battery relay (center rear of interior) Electronic ignition switch control unit Electronic selector lever module control unit (front of center console) Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fully integrated transmission control unit (inside transmission housing) Fuse Fuse 10a Fuse 20a Fuse 400a Fuse n/a Gnd Hot at all times Instrument cluster Kup1 Lin Me-sfi (me) control module (3.5l: left side of engine) Mr8 Multifunction display Nca On-board electrical system battery P r n d- d+ Pnk Pyro- fuse Rear sam control module w/ fuse & relay module (front of trunk) Red Starter Starter circuit 50 relay W/ eco start/stop function W/o eco start/stop function W10 (right rear of engine compt) W10/4 W15/5 (left front footwell) W16/5 (left rear of engine compt) X25/2-c2 X25/7-c2
SUPPLEMENTAL RESTRAINTS Emergency Seat Belt Tensioners Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Emergency Seat Belt Tensioners Wiring Diagram for Mercedes-Benz SLK250 2014: 11 C2g Can e h Can e l Computer data lines system Fuse 50a Hot at all times Left reversible emergency tensioning retractor (base of left "b" pillar) Rear sam control unit w/ fuse & relay module (front of trunk) Right reversible emergency tensioning retractor (base of right "b" pillar) W18/1 (behind left seat) W19/1 (behind right seat) Supplemental Restraint Wiring Diagram (1 of 4) for Mercedes-Benz SLK250 2014 List of elements for Supplemental Restraint Wiring Diagram (1 of 4) for Mercedes-Benz SLK250 2014: 79 (+) (-) (lower center of dash) w26 (w/ pedestrian protection) 1.8l turbo 3.5l Akse/ wss lin Bbp dr+ Bbp dr- Bbp pa+ Bbp pa- C11c C20m C22i C3i C5c C9i Cak bf Cak fa Ci2 Csh out an Csh out dig Driver etr (gus) squib Ds bf + Ds bf - Ds fa + Ds fa - Edw Front passenger knee air bag squib (if equipped) (lower right side of dash) Front prefuse (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fs vl+ Fs vl- Fs vr+ Fs vr- Fuse 7.5a Fuse n/a Gss bf Gss fa Hot at all times Hot w/ circuit 15r relay 1 energized Hot w/ circuit 15r relay energized Hot w/ quiescent current cutout relay energized Kb bf+ Kb bf- Left rear active engine hood squib Me-sfi (me) control unit (3.5l: left side of engine) Mhs Nca Pnk Pps+ li Pps+ re Pps- li Pps- re Rear sam control unit w/ fuse & relay module (front of trunk) Return line Right headbag squib (in right door) Right rear active engine hood squib (w/ pedestrian protection) Sb bf + Sb bf - Sb fa + Sb fa - Sbp dr+ Sbp dr- Sbp pa+ Sbp pa- Ss bf + Ss bf - Ss fa + Ss fa - Ufs bf + Ufs bf - Ufs fa + Ufs fa - W26 (lower center of dash) Wb vl+ Wb vl- Wb vr+ Wb vr- Supplemental Restraint Wiring Diagram (2 of 4) for Mercedes-Benz SLK250 2014 List of elements for Supplemental Restraint Wiring Diagram (2 of 4) for Mercedes-Benz SLK250 2014: 20 (left doorsill) left side bag sensor (left front corner of engine compt) left frontal acceleration sensor (right doorsill) right side bag sensor (right front corner of engine compt) right frontal acceleration sensor 15r Driver seat belt buckle restraint system switch (integral to driver's seat belt buckle assembly) Driver seat neck-pro head restraint solenoid (if equipped) (in driver head restraint) Driver side air bag squib (outer edge of driver front seat back) Front passenger seat belt buckle restraint system switch (integral to front passenger's seat belt buckle assembly) Front passenger seat neck-pro head restraint solenoid (if equipped) (in front passenger head restraint) Front passenger seat occupied recognition & acsr (in right seat cushion) Lin Nca Pnk W/ weight sensing system W/o weight sensing system W26 (lower center of dash) Weight sensing system (wss) control unit X28/29-c1 X28/30-c1 Supplemental Restraint Wiring Diagram (3 of 4) for Mercedes-Benz SLK250 2014 List of elements for Supplemental Restraint Wiring Diagram (3 of 4) for Mercedes-Benz SLK250 2014: 14 (behind left position of front bumper) (if equipped) left front bumper pedestrian protection sensor (behind right position of front bumper) (if equipped) right front bumper pedestrian protection sensor (front corners of engine compt) (if equipped) pedestrian protection hall sensor (front corners of engine compt) (if equipped) pedestrian protection hall sensor + engine hood ata (edw) switch Driver buckle etr squib (right side of driver's seat) Front passenger buckle etr squib (left side of passenger's seat) Front passenger etr (gus) squib Front passenger side air bag squib (outer edge of front passenger front seat back) Left headbag squib (in left door) W15/5 (left front footwell) W26 (lower center of dash) X26/38-c3 X28/29-c1 X28/30-c1 Supplemental Restraint Wiring Diagram (4 of 4) for Mercedes-Benz SLK250 2014 List of elements for Supplemental Restraint Wiring Diagram (4 of 4) for Mercedes-Benz SLK250 2014: 27 (lower left side of dash) (if equipped) driver kneebag squib (right side of dash) front passenger air bag squib 1 (right side of dash) front passenger air bag squib 2 15r Ab1 bf+ Ab1 bf- Ab1 fa+ Ab1 fa- Ab2 bf+ Ab2 bf- Ab2 fa+ Ab2 fa- Can e h Can e l Computer data lines system Driver air bag squib 1 (in steering wheel) Driver air bag squib 2 (in steering wheel) Emergency call system control unit (w/ teleaid emergency call system) Fanfare horns & air bag clock spring contact Instrument cluster Kb fa+ Kb fa- Left door pressure sensor (in left door) Right door pressure sensor (in right door) Steering column module control unit (top of steering column) W26 (lower center of dash) X28/12
TRANSMISSION Transmission Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Transmission Wiring Diagram for Mercedes-Benz SLK250 2014: 70 30g 30z 58d Automatic transmission mode button Automatic transmission neutral position switch (base of transmission shifter assembly) Backup relay C10t C11c C12i C14m C19i C22i C9g Can b h Can b l Can c h Can c l Can-c h Can-c l Clutch control solenoid valve k1 Clutch control solenoid valve k2 Clutch control solenoid valve k3 Computer data lines system Electric steering lock control unit (right rear of engine compt) Electric transmission oil pump Electronic ignition switch control unit Electronic selector lever module control unit (front of center console) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fully integrated transmission control (vgs) control unit (inside transmission housing) Fully integrated transmission control unit Fuse 10a Fuse 5a Fuse 7.5a Gear indicator Gear indicator sensor Gnd Hot at all times Hot w/ chassis circuit 87 relay energized Hot w/ quiescent current cutout relay energized Instrument cluster Internal transmission speed rpm sensor Multidisk brake control solenoid valve b1 Multidisk brake control solenoid valve b2 Multidisk brake control solenoid valve b3 Output shaft rpm sensor R n d R/p s (+) R/p s (-) Rear sam control unit w/ fuse & relay module (front of trunk) Red Select lever positions r & p locking solenoid Selection range sensor Shift gate symbol illumination Sig Tipp (+) Tipp (-) Tipp (masse) Tipp (plus) Torque converter lockup clutch control solenoid valve Transmission mode display Transmission oil auxiliary pump control unit (w/ eco start/ stop function) (on auxiliary pump) Transmission oil temperature sensor Turbine wheel rpm sensor W/ keyless go system W/o keyless go system W12 (in center console) W15/7 (right front footwell) W16/5 (left rear of engine compt) Working pressure control solenoid valve X190
TRUNK, TAILGATE, FUEL DOOR Trunk Pull-Down Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Trunk Pull-Down Wiring Diagram for Mercedes-Benz SLK250 2014: 26 30g 58d C5h C6hd C7i Can-b h Can-b l Computer data lines system Front prefuse box (right front of engine compt) Fuse 150a Hfe Hot w/ quiescent current cutout relay energized Ig1 Pnk Rear sam control unit w/ fuse & relay module (front of trunk) Red Sig Trunk lid central locking motor (center rear of trunk lid) Trunk lid contact switch (left rear of trunk lid) Trunk lid emergency opening switch Trunk lid external operation switch Vario roof control unit (left front of trunk) W7 (right side of trunk) W8/1 (left side of trunk) X44/19 X8/4
WARNING SYSTEMS Seat Belt Warning Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Seat Belt Warning Wiring Diagram for Mercedes-Benz SLK250 2014: 54 (left front footwell) w15/5 (lower center of dash) w26 (right front footwell) w15/7 Bbv hr Bbv vl Bfs Brake fluid level switch (on brake fluid reservoir) Brake system warning lamp C11c C14m C19i C20m C22i C5c Can b h Can b l Can e h Can e l Can-e h Can-e l Computer data lines system Driver seat belt buckle restraint system switch (integral to driver's seat belt buckle assembly) Electric parking brake control unit (right front of trunk) Electric parking brake switch Front sam control unit w/ fuse & relay module (left rear of engine compt) c22i Fuse 7.5a Gnd Gss, fa Hot at all times Hot w/ quiescent current cutout relay energized Instrument cluster Left door control unit (in left door) Left door lock Multi-function display Nca Parking brake indicator lamp Pnk Return line Right front brake wear sensor (on right front brake caliper assembly) Right rear brake wear sensor (on right rear brake caliper assembly) Rotary tumbler switch Seat belt warning lamp Sig Sw-1 Sw-3 Sw-4 Sw-6 W/ keyless go W/o keyless go W16/5 (left rear of engine compt) W6 (left side of trunk) Warning buzzer X62/6 X62/8-c Tire Pressure Monitoring Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Tire Pressure Monitoring Wiring Diagram for Mercedes-Benz SLK250 2014: 20 C11c C15h Can e h Can e l Computer data lines system Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 5a Fuse 7.5a Hot at all times Hot w/ quiescent current cutout relay energized Instrument cluster Left front tire pressure (rdk) sensor (in left front wheel assembly) Left rear tire pressure (rdk) sensor (in left rear wheel assembly) Rear sam control unit w/ fuse & relay module (front of trunk) Right front tire pressure (rdk) sensor (in right front wheel assembly) Right rear tire pressure (rdk) sensor (in right rear wheel assembly) Tire pressure monitor control unit (right rear of trunk) Tire pressure monitor warning lamp W15/5 (left front footwell) W32/2 (right rear interior)
WIPER/WASHER Headlamp Washer Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Headlamp Washer Wiring Diagram for Mercedes-Benz SLK250 2014: 28 30g C14m C15m C16s C22i C8s Can b h Can b l Can-e h Can-e l Combination switch Computer data lines system Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 100a Fuse 150a Headlamp cleaning system pump (headlamp cleaning system pump) Hot at all times Hot w/ quiescent current cutout relay energized Instrument cluster Mr2 Mrg1 Red Sig Steering column module control unit (top of steering column) W16/5 (left rear of engine compt) Windshield washer system switch Wiper switch Wiper/Washer Wiring Diagram for Mercedes-Benz SLK250 2014 List of elements for Wiper/Washer Wiring Diagram for Mercedes-Benz SLK250 2014: 42 30g Backup relay C11c C14m C16s C1m C21m C22i C5c Can b h Can b l Can-e h Can-e l Combination switch Computer data lines system Front prefuse box (right front of engine compt) Front sam control unit w/ fuse & relay module (left rear of engine compt) Fuse 150a Fuse 30a Fuse 7.5a Hot at all times Hot w/ circuit 15r relay energized Instrument cluster Lin (roof) Mr2 Nca Overhead control panel control unit Rain/light sensor (base of interior rearview mirror assembly) Red Sig Spray nozzle hose heater (if equipped) Steering column module control unit (top of steering column) W15/5 (left front footwell) W16/5 (left rear of engine compt) W9 (left front of engine compt) Windshield washer system fluid level switch Windshield washer system pump (on washer fluid reservoir) Windshield washer system switch Wiper motor (left rear of engine compt) Wiper park heater (if equipped) Wiper switch X88/11
