Mercedes-Benz C-class AMG W203/S203/CL203 facelift (2004-2007) blk/grn Wiring diagrams

1.8L 2.6L 3.2L BA MV- UM 1 SS RF SS RF BLA SS LR SS LR BRK WEAR BLA BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CAN-C H VSS RF SPS SOL VSS LF CAN-C L 31 BA MV+ COMPUTER DATA LINES SYSTEM DIAG DIAPHRAGM TRAVEL SENSOR ESP, BAS CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) FRONT AXLE INLET SOLENOID VALVE FRONT AXLE SWITCH- OVER SOLENOID VALVE FUSE 59 FUSE 60 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HIGH PRESSURE, RETURN PUMP MOTOR HOT AT ALL TIMES LEFT FRONT AXLE SOLENOID VALVE (HOLD) LEFT FRONT AXLE SOLENOID VALVE (RELEASE) LEFT FRONT WHEEL SPEED SENSOR LEFT REAR AXLE SOLENOID VALVE (HOLD) LEFT REAR AXLE SOLENOID VALVE (RELEASE) LEFT REAR WHEEL SPEED SENSOR LSR TR, LA NCA WIRE REAR AXLE INLET SOLENOID VALVE REAR AXLE SWITCH- OVER SOLENOID VALVE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELEASE SWITCH RIGHT FRONT AXLE SOLENOID VALVE (HOLD) RIGHT FRONT AXLE SOLENOID VALVE (RELEASE) RIGHT FRONT BRAKE PAD CONTACT SENSOR RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR AXLE SOLENOID VALVE (HOLD) RIGHT REAR AXLE SOLENOID VALVE (RELEASE) RIGHT REAR BRAKE PAD CONTACT SENSOR RIGHT REAR WHEEL SPEED SENSOR SOLENOID VALVE SPS SOLENOID VALVE (UNDER VEHICLE, ON STEERING RACK) SS RR SS RR SPS SOL SS LF SS LF 31 TR, LA TR, LA BRK WEAR TURN RATE, LATERAL ACCELERATION SENSOR (FRONT OF CARGO AREA) VIO/BLU WIRE VIO/WHT WIRE VSS LF VSS RF WHT/BLU WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 9 10 31 30 CAN L CAN H 2 3 1 2 4 1 30 FZU A-ST 3 4 2 5 6 SIG 4 3 2 30 FZU A-ST 4 5 CAN L CAN H 4 6 LOW BEAM LOW BEAM 6 11 2 12 PARK LAMP TURN LAMP PARK LAMP TURN LAMP 7 8 TURN SIG TURN SIG ALARM SIGNAL HORN AMPLIFIER MODULE ATA HOOD SWITCH ATA INCLINATION SENSOR BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COUPE, SEDAN FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 2 FUSE 4 FUSE 8 GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HOOD SW HOT AT ALL TIMES LEFT FRONT DOOR CONTACT SWITCH LEFT REAR DOOR CONTACT SWITCH (SEDAN, WAGON) LOCK PAWL ROTARY TUMBLER SWITCH MOTOR W/ POSITION, OBSTRUCTION SENSORS NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE PNK/RED WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTACT SWITCH RIGHT REAR DOOR CONTACT SWITCH (SEDAN, WAGON) ROOF DRIVE SYSTEM SEDAN, COUPE SEDAN, COUPE WAGON SIG TRUNK LID CENTRAL LOCKING MOTOR TRUNK LID CONTACT SWITCH TRUNK LID EMERGENCY RELEASE SWITCH TRUNK LID EXTERNAL OPERATION SWITCH VIO/BLU WIRE WAGON COUPE WHT WIRE YEL WIRE YEL/BLK WIRE

17 1 15 6 MLS BS CAN-B L CAN-B H 17 18 12 13 CAN-B L CAN-B H CAN-B L CAN-B H 2 1 CAN L CAN H 4 5 CAN L CAN H 7 3 11 10 2 8 RF TURN RF PARK RF MARK LF MARK LF TURN LF PARK 7 6 CAN-B L CAN-B H BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ESP, BAS CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) EXTERIOR LAMPS FOG LAMP FOG LAMP IND FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 50 FUSE 56 FUSE 62 FUSE 63 GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD AUTO HEADLAMP WASH HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, ACC OR START IN OUT INSTRUMENT CLUSTER LAMP SWITCH MODULE LEFT EXTERIOR MIRROR LEFT FRONT DOOR CONTROL MODULE LEFT FRONT SIDE MARKER LAMP RIGHT FRONT SIDE MARKER LAMP LEFT HEADLAMP UNIT LEFT RIGHT LEFT TURN IND MIRROR FOLD- MIRROR SELECT MIRROR ADJUST NCA WIRE PARK OFF PNK WIRE PNK/RED WIRE RED WIRE RED/VIO WIRE RIGHT EXTERIOR MIRROR RIGHT FRONT DOOR CONTROL MODULE RIGHT HEADLAMP UNIT RIGHT TURN IND SOUNDER- STAND/ PARK LAMP STAND/ PARK LAMP TURN LAMP STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) TURN TURN LAMP VIO WIRE VIO/BLU WIRE WHT WIRE YEL WIRE

1 2 CAN B L CAN B H 2 4 1 3 AMBIENT LIGHT, ROAD AHEAD SENSORS 24 25 23 R LICENSE L LICENSE CHMSL 3 4 CAN-B L CAN-B H 5 6 7 6 CAN-B L CAN-B H CAN-B L CAN-B H 9 10 CAN-B L CAN-B H AUTOMATIC LIGHT SWITCH DAYLIGHT SENSOR (FRONT OF HEADLINER) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE CENTER HIGH MOUNT STOP LAMP RIGHT REAR SIDE MARKER LAMP (COUPE) COMBINATION SWITCH COMPUTER DATA LINES SYSTEM COUPE, SEDAN, WAGON DI CONTROL MODULE FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 2 FUSE 4 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SWITCH HOT AT ALL TIMES LEFT REAR SIDE MARKER LAMP (COUPE) LEFT TAILLAMP UNIT OVERHEAD CONTROL PANEL CONTROL MODULE PNK CAN-B H WIRE PNK WIRE PNK/RED WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/YEL WIRE RIGHT LICENSE PLATE LAMP LEFT LICENSE PLATE LAMP RIGHT TAILLAMP UNIT TAIL/ PARK LAMP BACK- UP LAMP STOP LAMP TURN SIGNAL LAMP TURN SIGNAL SWITCH UPPER CONTROL PANEL CONTROL MODULE VIO WIRE VIO/BLU WIRE WHT WIRE YEL WIRE

AIR PUMP RELAY ANTI-LOCK BRAKES SYSTEM BLA BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/RED WIRE BLK/YEL WIRE BRN WIRE BRN/RED WIRE CIRCUIT CIRCUIT 15 RELAY CIRCUIT 87 RELAY (CHASSIS) CIRCUIT 87 RELAY (ENGINE) CRASH DIAG FANFARE HORNS RELAY FROM FUSE 45 (DIAGRAM 1 OF 3) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 4 FUSE 44 FUSE 46 FUSE 47 FUSE 48 FUSE 49 FUSE 50 FUSE 51 FUSE 45 FUSE 52 FUSE 53 FUSE 54 FUSE 55 FUSE 56 FUSE 57 FUSE 6 FUSE 62 FUSE 65 40 GRN WIRE GRY WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES PNK/BLK WIRE RANGE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY STARTER RELAY STARTING SYSTEM ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO PIN 1, TO PIN 2, TO PIN 3, TO PIN 4, TO PIN 6, TO PIN 8, TO PIN 8, TO PIN 4, TO PIN 9, TRANSMISSION SYSTEM VIO WIRE VSS LF VSS RF WIPER WIPER ON/OFF RELAY WIPER STAGE 1-2 RELAY WIPER/WASHER SYSTEM YEL WIRE

1 2 3 4 NA KPR 1 2 5 CAN-B L CAN-B H NA 1 2 DIAG SOUND SYSTEMS SOUND SYSTEMS 2 3 4 5 6 7 8 9 10 HORNS SYSTEM ENGINE CONTROLS SYSTEM ECM DIAG AIR PUMP 15 HOOD 7 4 1 KPR 87 15 ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM MEMORY SYSTEM BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM (CL) CPP BRIDGE (EXCEPT CL) (CL) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DI CONTROL MODULE DIAG ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM (EXCEPT CL) FROM FANFARE HORNS RELAY (DIAGRAM 1 OF 3) FROM FUSE 47 (DIAGRAM 1 OF 3) FROM FUSE 48 (DIAGRAM 1 OF 3) FROM FUSE 50 (DIAGRAM 1 OF 3) FROM FUSE 51 (DIAGRAM 1 OF 3) FROM FUSE 53 (DIAGRAM 1 OF 3) FROM FUSE 54 (DIAGRAM 1 OF 3) FROM FUSE 57 (DIAGRAM 1 OF 3) FRONT CIGAR LIGHTER FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRY/BLU WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES FUSE 57 HOT AT ALL TIMES FUSE 59 HOT AT ALL TIMES FUSE 60 HOT AT ALL TIMES FUSE 62 HOT AT ALL TIMES FUSE 63 HOT AT ALL TIMES FUSE 64 INSTRUMENT CLUSTER AIR CONDITIONING SYSTEM PNK/RED WIRE PNK/YEL WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE VIO/BLU WIRE VIO/WHT WIRE YEL WIRE

1 2 3 15 XENON DIAGNOS VSS LF SIG OUT 1 2 3 4 5 6 7 8 9 10 DIAG 1 2 3 4 5 6 7 TEMP R PRESS R PRESS FAN SRA R PRESS 1 2 3 4 5 6 L FOG R FOG L HI L LO R HI R LO 1 2 3 CRASH SIG 1 2 PNK DIAG WIRE A/C SYSTEM A/C SYSTEM CHARGING SYSTEM ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-B L CAN-B H BACKUP COMPUTER DATA LINES SYSTEM CONTROL MODULE BOX BLOWER MOTOR COOL LVL COOLING FANS SYSTEM WIPER/WASHER SYSTEM A/C SYSTEM CPP DIAG DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DI CONTROL MODULE DIAG DLC DLC ECM ECM DLC EMERGENCY CALL SYSTEM CONTROL UNIT (FRONT OF CARGO AREA) ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM TRANSMISSION SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM WARNING SYSTEMS WARNING SYSTEMS EXTERIOR LIGHTS SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM (XENON) LAMP SW LAMP SW LAMP SW LAMP SW LAMP SW LF MARK RF MARK BRK LVL PARK BRK MOD COOL MODELS PNK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RF TURN LF PARK TELEPHONE WIRING TRANSMISSION SYSTEM TRANSMISSION SYSTEM COMPUTER DATA LINES SYSTEM VIO WIRE VIO/YEL WIRE WASH LVL WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/PNK WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 CAN-B L CAN-B H FUEL LVL 1 2 CAN-B H CAN-B L 2 3 4 1 KPR 87 15 NA 4 5 CAN-B L CAN-B H ANTI-THEFT SYSTEM BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/RED WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CIRCUIT COMPUTER DATA LINES SYSTEM (LEFT SIDE OF TRUNK) (SEDAN, WAGON) COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM CRASH DEFOGGER SYSTEM DOOR LOCKS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM ENGINE CONTROLS SYSTEM MEMORY SYSTEM, SEAT SYSTEM) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUEL PUMP RELAY FUSE 10 FUSE 12 FUSE 13 FUSE 14 FUSE 16 FUSE 2 FUSE 2 FUSE 1 FUSE 4 FUSE 7 GRN WIRE GRN/GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE 17 HOT AT ALL TIMES FUSE 20 HOT AT ALL TIMES FUSE 8 INTERIOR SOCKET KPR NA LF DOOR FUEL LVL CRASH FUEL LVL LR DOOR RF DOOR RR DOOR PNK/RED WIRE POWER WINDOWS SYSTEM REAR DEFOGGER RELAY REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) SEATS SYSTEM SEATS SYSTEM WIPER/ WASHER SYSTEM SIG SIG TELEPHONE WIRING TO PIN 2, VIO/BLU WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LR FOG LMP RR PARK RR MARK LR MARK 1 2 3 4 5 RADIO TRK LAMP RHR REL TRK LAMP COMMON 1 2 REAR BLIND REAR BLIND AMP MOD AMP MOD BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BRN WIRE BRN/YEL WIRE COUPE, WAGON ONLY DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM FROM FUSE 7 (DIAGRAM 1 OF 2) FUEL FILTER CAP POLARITY CHANGE 1 RELAY FUEL FILTER CAP POLARITY CHANGE 2 RELAY FUSE 15 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES FUSE 3 HOT AT ALL TIMES FUSE 8 HOT AT ALL TIMES FUSE 9 INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LOCK PAWL TRUNK CL CHMSL R LICENSE L LICENSE R WIPER LR BACK LR TURN RR STOP RR BACK RR TURN LR STOP LR PARK MODELS ONLY NCA WIRE NECK-PRO HEAD RESTRAINT TRIGGERING DEVICE OVERHEAD CONTROL PANEL CONTROL MODULE POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE RHR (KAF) RELEASE VALVE (LEFT SIDE OF TRUNK) SOUND SYSTEMS INTERIOR LIGHTS SYSTEM SOUND SYSTEMS SOUND SYSTEMS SOUND SYSTEMS TRUNK EMERG TRUNK EXT LOCK PAWL TRUNK SW TRUNK EMERG VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

ACTIVATED CHARCOAL CANISTER SHUTOFF VALVE (ABOVE RIGHT REAR WHEEL WELL) ADJUSTABLE CAMSHAFT TIMING SENSOR (RIGHT FRONT OF ENGINE) BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM ENGINE, A/C ELECTRIC SUCTION FAN WITH INTEGRATED CONTROL (FRONT OF ENG) FUEL LVL FUEL PUMP ASSEMBLY FUEL PUMP LEFT FUEL LEVEL SENSOR FUEL PUMP RELAY FUSE 4 GRN/BLK WIRE GRN/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE INTAKE CAMSHAFT SOLENOID (LEFT FRONT OF ENG) NCA WIRE OXYGEN SENSOR 1 (UPSTREAM TWC) (AT RIGHT REAR OF ENGINE COMPT) OXYGEN SENSOR 2 (DOWNSTREAM TWC) (RIGHT REAR OF ENG COMPT) PURGE CONTROL VALVE (LEFT REAR CORNER OF ENGINE COMPT) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/GRN WIRE RIGHT FUEL LEVEL SENSOR VIO/BLU WIRE