Mercedes-Benz C-class AMG W204/S204/С204 (2007-2011) left front door control unit Wiring diagrams

1 2 3 4 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE (+) (-) 31 (+) 1 2 5 4 CAN B L CAN B H 30 31 1 3 2 6 7 8 9 31 DATA 31 SIG 4 10 5 6 8 7 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE SIG 5 6 7 8 9 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 6 7 8 9 ZV-MOT ZV-MOT GND SIG 9 10 12 14 15 17 CAN-B H CAN-B L ZV ZV ZV ZV BRN WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE CENTRAL MOTOR LOCKING RIGHT FRONT DOOR LOCK CENTRAL W/ LOCKING KEYLESS GO MOTOR W/O LEFT FRONT KEYLESS GO DOOR LOCK COMPUTER DATA LINES SYSTEM FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 12 13 14 15 FUSE 2 FUSE 3 FUSE 89 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/PNK WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT NCA WIRE PASSENGER-SIDE POWER WINDOW SWITCH RED WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR EXIT, WARNING LAMP (W/ INTERIOR LIGHTS PACKAGE) RIGHT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) ROTARY TUMBLER SWITCH SIG LED TRUNK LID RELEASE/ DRIVER TAILGATE CONTROL BUTTON (IF EQUIPPED) W/ KEYLESS GO W/O KEYLESS GO W/ TRUNK LID RELEASE, TAILGATE CONTROL W/O TRUNK LID RELEASE, TAILGATE CONTROL WHT WIRE ZV-MOT ZV-MOT GND SIG

2 1 CAN-B H CAN-B L AMBIENT LAMP RIGHT READING LAMP BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR EXIT, WARNING LAMP FLAT WIRE FUSE 89 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES INSIDE REARVIEW MIRROR LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT READING LAMP LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT TRUNK LAMP (MODEL CODE 204.2) LEFT TRUNK LID AMBIENT LAMP, WARNING LAMP MODEL CODE 204.0 PNK WIRE RED WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) RIGHT REAR DOOR CONTROL UNIT RIGHT REAR DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) RIGHT TRUNK LAMP RIGHT TRUNK LID AMBIENT LAMP, WARNING LAMP TRUNK LID EXTERNAL OPERATION SWITCH VIO WIRE WHT WIRE YEL WIRE

1 2 3 4 5 6 HS(-) ML/K HS(+) ML+ HS(+) MK+ 1 2 CAN B L CAN B H 3 2 1 FLAT WIRE FLAT WIRE FLAT WIRE 31 HS(+) HS(-) HS(+) 6 7 8 FLAT WIRE FLAT WIRE FLAT WIRE BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLI- NATION ADJUST- MENT MOTOR (IN DRIVER'S SEAT BACK) DRIVER SEAT CONTROL UNIT DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR (UNDER DRIVER'S SEAT) DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR (UNDER DRIVER'S SEAT) DRIVER SEAT INCLINATION ADJUSTMENT MOTOR (UNDER DRIVER'S SEAT) GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HV_MOT+ NV_MOT- NV_MOT+ LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC ADJUSTMENT) LV_MOT- LV_MOT+ HV_MOT- MLS H MLS V CAN-B L MLS CAN-B H RED WIRE RED/YEL WIRE STEERING COLUMN (IN/OUT) ADJUSTMENT MOTOR (IF EQUIPPED) STEERING COLUMN (UP/DOWN) ADJUSTMENT MOTOR (IF EQUIPPED) VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLK WIRE YEL/BLU WIRE

1 2 CAN B L CAN B H 39 6 27 13 12 BLS L BLS H BLS M CAN E L CAN E H 9 10 (+) 31 ACTIVE CURVE ILLUMINATION ACTUATOR MOTOR ACTIVE CURVE ILLUMINATION POSITION SENSOR BLK WIRE BLK/GRN WIRE BLU WIRE BRN WIRE BRN/RED WIRE COMPT) COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT (LEFT FRONT OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SIDE MARKER LAMP LEFT OUTSIDE MIRROR PNK PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE RED WIRE RED/VIO WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT HEADLAMP UNIT RIGHT FRONT SIDE MARKER LAMP RIGHT OUTSIDE MIRROR RIGHT XENON LAMP CONTROL UNIT STANDING LIGHT 2 STANDING/ PARKING LAMP STOP LAMP SWITCH (UNDER LEFT SIDE OF DASH) TURN SIGNAL LAMP TURN STANDING/ PARKING LAMP SIGNAL LAMP VIO WIRE W/ XENON WHT WIRE

2 1 4 3 10 9 31 SIG SH (+) SH (-) 31 (+) 2 1 5 4 CAN B H CAN B L 30 31 2 1 5 4 COMPUTER CAN-B H CAN-B L 30 31 DATA LINES SYSTEM 9 10 3 4 (+) 31 SH (-) SH (+) AUTOMATIC DIMMING MIRROR (W/ ENTRANCE EXIT LAMPS) LEFT OUTSIDE MIRROR BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 30 31 FUSE 2 HOT AT ALL TIMES IN/OUT MOTOR (IF EQUIPPED) LEFT EXTERIOR MIRROR TURN SIGNAL LAMP LEFT FRONT DOOR CONTROL UNIT MIRROR HEATER OUTSIDE MIRROR FOLD-IN/ FOLD-OUT SWITCH (IF EQUIPPED) RED/GRY WIRE RED/WHT WIRE RIGHT EXTERIOR MIRROR TURN SIGNAL LAMP RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR

2 1 5 4 CAN B H CAN B L 30 31 BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE GRY WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR RED WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR WHT WIRE

1 2 CAN-B H CAN-B L 1 5 CAN-B H CAN-B L 11 9 CAN-B H CAN-B L 2 1 CAN-B H CAN-B L 2 3 CAN-B H CAN-B L 3 1 2 31 CAN-B H CAN-B L 30 31 CAN-B H CAN-B L 6 5 CAN-A H CAN-A L 7 5 CAN-B H CAN-B L 7 6 CAN-B H CAN-B L 9 10 CAN-B L CAN-B H BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CAN C H CAN C L CAN E H CAN E L CAN-D H CAN-D L CAN-G H CAN-G L COMAND CONTROL UNIT DRIVER SEAT CONTROL UNIT EMERGENCY CALL SYSTEM CONTROL UNIT (W/ TELEAID EMERGENCY CALL SYSTEM) (CENTER FRONT OF TRUNK) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE LEFT FRONT DOOR CONTROL UNIT LEFT REAR DOOR CONTROL UNIT LEFT VEHICLE FLOOR INTERIOR CAN VOLTAGE DISTRIBUTOR ELECTRICAL CONNECTOR OVERHEAD CONTROL PANEL CONTROL MODULE PANORAMIC SLIDING ROOF CONTROL MODULE (LEFT FRONT OF ROOF) RADIO (W/ AUDIO 20 RADIO) RADIO W/ AUTO PILOT SYSTEM (W/ AUDIO 50) REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK/CARGO AREA) RIGHT REAR DOOR CONTROL UNIT TRAILER RECOGNITION CONTROL MODULE W/ AUDIO 20 RADIO, RADIO 50 W/ OVERHEAD CONTROL PANEL W/ CAN W/O AUDIO 20 RADIO, RADIO 50 YEL WIRE YEL/WHT WIRE

10 5 FLAT WIRE FLAT WIRE 2 1 CAN-B H CAN-B L 2 1 COMPUTER DATA LINES SYSTEM CAN B H CAN B L 8 7 FLAT WIRE FLAT WIRE AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CONTROL DRIVER TAILGATE CONTROL BUTTON (W/ TAILGATE FLAT WIRE FLAT WIRE FLAT WIRE FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE 89 GRY/BLU WIRE HOT AT ALL TIMES LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LEFT REAR DOOR CONTROL UNIT LEFT REAR POWER WINDOW SWITCH NCA WIRE REAR AIR OUTLET SYMBOL ILLUMINATION RED WIRE RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION RIGHT REAR DOOR CONTROL UNIT RIGHT REAR POWER WINDOW SWITCH TRUNK LID RELEASE BUTTON TRUNK LID RELEASE BUTTON (W/ TRUNK LID RELEASE) W/ AIR OUTLET SYMBOL ILLUMINATION

1 2 CAN B L CAN B H 10 7 9 8 4 5 (+) SIG 31 SIG 33 33 2 1 5 4 CAN B H CAN B L 30 31 3 2 1 FLAT WIRE FLAT WIRE FLAT WIRE 31 SIG. SH(+) SH(-) 31 5 4 8 9 7 10 33 33 SIG 31 SIG (+) 6 7 8 FLAT WIRE FLAT WIRE FLAT WIRE 9 10 3 4 8 7 6 (+) 31 SH(-) SH(+) BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 30 31 FUSE 2 HORI MOTOR HOT AT ALL TIMES IN/OUT MOTOR (IF EQUI- PPED) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR ADJUSTMENT SWITCH MIRROR HEATER OUTSIDE MIRROR ADJUSTMENT SWITCH OUTSIDE MIRROR FOLD-IN/ FOLD-OUT SWITCH (IF EQUIPPED) RED/GRY WIRE RED/WHT WIRE RIGHT EXTERIOR MIRROR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH VERT MOTOR

AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L CC CA CHASSIS CIRCUIT 87 RELAY COMPUTER DATA LINES SYSTEM DATA ELECTRIC STEERING LOCK CONTROL UNIT (TOP OF STEERING COLUMN) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FROM FUSE 101 (DIAGRAM 1 OF 5) FROM FUSE 111 (DIAGRAM 1 OF 5) FROM FUSE 16 (DIAGRAM 4 OF 5) FROM FUSE 32 (DIAGRAM 4 OF 5) FUSE FUSE 26 FUSE FUSE FUSE GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL UNIT RED WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT W/ REAR BATTERY W/O REAR BATTERY WHT/RED WIRE