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

1 2 CAN B L CAN B H 11 8 RR BACKUP LR BACKUP 4 5 6 CAN-B L CAN-B H REVERSE 6 7 CA CAN-B L CAN-B H BACK UP LAMP BACK- UP LAMP SWITCH (ON RIGHT SIDE OF TRANSMISSION) (M/T) BLU WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC SELECTOR LEVER CONTROL MODULE (AT BASE OF SELECTOR LEVER) (A/T) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE LEFT TAILLAMP UNIT REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RIGHT TAILLAMP UNIT YEL WIRE

68 77 66 76 46 45 TVA TVA SIG TVA TVA SIG TVA MTR TVA MTR 9 10 11 12 13 8 30 CAN-C H CAN-C L CAN-B L CAN-B H 31 ACCEL SET/ ACCELERATOR PEDAL ASSEMBLY (ABOVE PEDAL ASSEMBLY) BLK WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTACT CRUISE CONTROL SWITCH DEC DECEL/ SET ENGINE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRY WIRE OFF RED WIRE RED/BLU WIRE RES+ RESUME SAFETY THROTTLE VALVE ACTUATOR (FRONT LEFT SIDE OF ENGINE) VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE YEL 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

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 6 5 2 1 4 3 R LO BEAM R HI BEAM R FOG L FOG L LO BEAM L HI BEAM 9 10 CAN-B L CAN-B H AMBIENT LIGHT, ROAD AHEAD SENSORS AUTOMATIC LIGHT SWITCH DAYLIGHT SENSOR (FRONT OF HEADLINER) BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LAMPS FOG LAMP FOG LAMP IND 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 50 FUSE 62 FUSE 63 GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HEAD AUTO HEADLAMP WASH HIGH BEAM INDICATOR HIGH BEAM LOW BEAM HOT AT ALL TIMES HOT IN RUN OR START IN OUT INSTRUMENT CLUSTER LAMP SWITCH MODULE LEFT FRONT FOG LAMP RIGHT FRONT FOG LAMP LEFT HEADLAMP UNIT LEFT RIGHT MIRROR FOLD- MIRROR SELECT MIRROR ADJUST OVERHEAD CONTROL PANEL CONTROL MODULE PARK OFF RED WIRE RED/YEL WIRE RIGHT HEADLAMP UNIT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

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 6 5 2 4 3 1 R LO BEAM R HI BEAM R FOG L LO BEAM L HI BEAM L FOG 9 10 CAN-B L CAN-B H AMBIENT LIGHT, ROAD AHEAD SENSORS AUTOMATIC LIGHT SWITCH DAYLIGHT SENSOR (FRONT OF HEADLINER) BLK WIRE BLK/GRN WIRE BLK/PNK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DIAG EXTERIOR LAMPS FOG LAMP FOG LAMP IND FRONT AXLE SENSOR 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 50 FUSE 51 FUSE 62 FUSE 63 GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HEAD AUTO HEADLAMP RANGE ADJUSTMENT MOTOR HEADLAMP WASH HIGH BEAM INDICATOR HIGH XENON BEAM XENON BEAM HOT AT ALL TIMES HOT IN RUN OR START IN OUT INSTRUMENT CLUSTER LAMP SWITCH MODULE LEFT FRONT FOG LAMP LEFT HEADLAMP UNIT LEFT RIGHT MIRROR FOLD- MIRROR SELECT MIRROR ADJUST OVERHEAD CONTROL PANEL CONTROL MODULE PARK OFF REAR AXLE SENSOR RED WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP UNIT WHT WIRE WHT/BLK WIRE WHT/RED WIRE XENON CONTROL MODULE XENON IGNITION MODULE XENON CONTROL MODULE XENON IGNITION MODULE HIGH XENON BEAM XENON BEAM YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

10 11 13 12 9 8 CAN-C H CAN-C L CAN-B H CAN-B L 30 31 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN B L CAN B H CLOCK- SPRING COMPUTER DATA LINES SYSTEM FANFARE HORNS FANFARE HORNS RELAY FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 6 FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 4 GRN WIRE GRN/WHT WIRE HORN SWITCH HOT AT ALL TIMES LEFT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP NCA WIRE RED WIRE RED/BLU WIRE RELAY RELAY RELAY RIGHT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP STEERING COLUMN MODULE STR WHL WHT WIRE

ACCELERATOR PEDAL SENSOR (ABOVE PEDAL ASSEMBLY) BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRIDGE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN L CANISTER SHUTOFF VLV CIRCUIT 50 SIG CIRCUIT 87 RELAY (ENGINE) CLUTCH PEDAL SWITCH (TOP OF CLUTCH PEDAL ASSEMBLY) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CAN C L CAN C H DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DIAG 15 ENG COOL FAN ENG RPM SIG ENGINE CONTROL MODULE (ME-SFI) (LEFT REAR OF ENGINE COMPT) FRONT PRE-FUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUEL TANK PRESS FUEL TANK PRESSURE SENSOR (UNDER LEFT REAR SEAT) FUSE 5 FUSE 6 FUSE 2 FUSE 53 FUSE 53 FUSE 54 GND GND GND GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE HOT AT ALL TIMES M/T (MG) CIRCUIT 50 SIG P/N SIG PURGE CTRL VLV PEDAL VALUE 1 PEDAL VALUE 2 + PEDAL VALUE SIG PNK/RED WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE STR+ TNA VIO/BLU WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE

2003-2004, 2005 EARLY PRODUCTION 2005 LATE PRODUCTION, 2006 MODELS AIR FLAP 1 AIR FLAP SIG AIR PUMP SW AIR PUMP SWITCH OVER SENSOR AMBIENT SIG BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE CAMSHAFT SIG EA/CC/ISC ECT SIG ENGINE CONTROL MODULE (ME-SFI) (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE IAT SIG INTAKE AIR TEMPERATURE SENSOR OIL LEVEL SWITCH (LEFT REAR OF ENG COMPT) OIL LVL OUT OIL LVL SIG OIL SENSOR (OIL LEVEL, TEMPER- ATURE, QUALITY) (LOWER LEFT SIDE OF ENGINE) RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE VIO WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

ALTITUDE SENSOR (TOP OF ENGINE) BLK WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT SIG PRESSURE SENS SIG MAF GND EA/CC/ISC POT 1 HOT FILM MAF SIG EA/CC/ISC POT 2 ENG SENS GND ENGINE CONTROL MODULE (ME-SFI) (LEFT REAR OF ENGINE COMPT) FUEL INJECTORS GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY BLK/ WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE IGNITION COILS INJ 3 SIG OUT INJ 2 SIG OUT INJ 1 SIG OUT INJ 4 SIG OUT INTAKE CAMSHAFT ENG SENS GND KNOCK SENS SIG KNOCK SENS SIG AIR FLAP SIG MAF SENS PWR OUT OUTPUT LO SIDE OUTPUT HI OUTSIDE CKP SIG HI CKP SIG LO NCA WIRE PNK EXHT CAMSHAFT SIG WIRE PNK WIRE PRESSURE SENSOR (RIGHT FRONT OF ENGINE) RADIO INTERFERENCE SUPPRESSION CAPACITOR (TOP OF ENGINE) RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE SIG OUTPUT LO SIDE SIG OUTPUT HI SIDE GEN SIG STARTING/ CHARGING SYSTEM TO SPARK PLUGS VIO WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE