Mercedes-Benz C-class AMG W204/S204/С204 (2007-2011) computer data lines system 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

1 2 3 4 5 6 7 8 HR+ VR+ 1 2 3 4 MOST OUT MOST IN 6 4 2 1 PNK WIRE ANST ANT BT SHIELD ANT GPS SHIELD AUDIO/COMAND DISPLAY AUX GND AUX R AUX JACK ELECTRICAL CONNECTOR AUX SHIELD AUX L BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLUETOOTH ANTENNA BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A L CAN A H DIAG (+) CAN B H 31 ON/OFF CAN B L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM FM, AM, CL ANTENNA AMPLIFIER (CENTER FRONT OF ROOF) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 26 FUSE 16 GPS GPS 1 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HR- VR- INSTRUMENT CLUSTER, AUDIO/COMAND DISPLAY FAN MOTOR (UNDER LEFT SIDE OF DASH) LEFT FRONT DOOR BASS SPEAKER LEFT FRONT DOOR SPEAKER (W/O SOUND SYSTEM) LEFT FRONT DOOR TWEETER MOBILE PHONE ELECTRICAL CONNECTOR MULTI-FUNCTION ANTENNA NCA NCA WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK 1 2 3 4 5 6 7 8 9 10 11 12 MIC 1+ MIC 2+ SHIELD WIRE PNK WIRE RADIO W/ AUTO PILOT SYSTEM REAR WINDOW ANTENNA AMPLIFIER 1 (CENTER REAR OF ROOF) RED WIRE RED/WHT RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR BASS SPEAKER RIGHT FRONT DOOR SPEAKER (W/O SOUND SYSTEM) RIGHT FRONT DOOR TWEETER SHIELD SHIELD FM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SOUND SYSTEMS VIO WIRE VL HL VL+ HL+ PNK WIRE VOICE CONTROL SYSTEM MICROPHONE W/ MODEL CODE 204.0 W/ MODEL CODE 204.2 WAKE-UP WHT WIRE WHT/YEL WIRE YEL WIRE

1 2 3 4 5 6 7 8 HR+ VR+ 1 2 3 4 MOST OUT MOST IN 6 4 2 1 PNK WIRE ANST AUDIO/COMAND DISPLAY AUX JACK ELECTRICAL CONNECTOR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A L CAN A H DIAG (+) CAN B H 31 ON/OFF CAN B L COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL UNIT (CENTER FRONT OF TRUNK) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 26 FUSE 16 GND MIC - AUX GND AUX R GRN WIRE GRN/WHT WIRE GRN/YEL WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HR- VR- INSTRUMENT CLUSTER, AUDIO/COMAND DISPLY FAN MOTOR (UNDER LEFT SIDE OF DASH) LEFT REAR DOOR SPEAKER (W/O SOUND SYSTEM) MOBILE PHONE ELECTRICAL CONNECTOR NCA NCA WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK 1 2 3 4 5 6 7 8 9 10 11 12 MIC 1+ MIC 2+ SHIELD MIC + AUX SHIELD AUX L WIRE PNK WIRE RED WIRE RED/WHT RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR SPEAKER (W/O SOUND SYSTEM) SOUND SYSTEMS VIO WIRE VL HL VL+ HL+ PNK WIRE VOICE CONTROL SYSTEM MICROPHONE W/ MOBILE PHONE PRE INSTALLATION W/O MOBILE PHONE PRE INSTALLATION WAKE-UP WHT WIRE WHT/YEL 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

ANT GPS SHIELD BLK WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/VIO WIRE BRN WIRE CAN D H CAN D L CENTER INSTRUMENT PANEL SPEAKER COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM DIAGNOSTIC CONNECTOR (UNDER LEFT SIDE OF DASH) ELECTRONICS (W/O CAN) EMERGENCY CALL SYSTEM ANTENNA (CENTER OF HAT SHELF) EMERGENCY CALL SYSTEM BUTTON EMERGENCY CALL SYSTEM CONTROL UNIT (CENTER FRONT OF TRUNK) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 83 (LEFT SIDE OF TRUNK/CARGO AREA) FUSE 87 GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER (RIGHT FRONT OF TRUNK) GPS GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT INFO MB-INFO, BREAKDOWN ASSISTANCE BUTTON MIKR + MIKR - (-) KEEP ON MULTI-FUNCTION ANTENNA MUTE NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE (W/ CAN) OVERHEAD CONTROL PANEL REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED/BLU WIRE SHIELD SIG ANT NOT SHIELD 1 2 SOS LED WS LED INFO LED SOS WS INFO CRASH SOUND SYSTEM AMPLIFIER CONTROL UNIT (LEFT SIDE OF TRUNK) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) TEL TELEDIAGNOSIS VIO WIRE W/ NAVIGATION W/ SOUND SYSTEM W/O NAVIGATION W/O SOUND SYSTEM YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE

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

1 2 3 4 5 6 7 8 9 10 11 12 WH (-) (-) SV WH (DATA) BLK/GRN WIRE BLK/PNK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B L CAN B H (-) SH WV (-) 31 CAN E H CAN E L CENTER LEFT FRONT PARKTRONIC DISTANCE SENSOR CENTER RIGHT FRONT PARKTRONIC DISTANCE SENSOR COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 59 UNIT W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK/CARGO AREA) GRN WIRE GRN/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INNER LEFT FRONT PARKTRONIC DISTANCE SENSOR INNER LEFT REAR PARKTRONIC DISTANCE SENSOR INNER RIGHT FRONT PARKTRONIC DISTANCE SENSOR INNER RIGHT REAR PARKTRONIC DISTANCE SENSOR INSTRUMENT PANEL PARKTRONIC WARNING INDICATOR LIN 1 OUTER LEFT FRONT PARKTRONIC DISTANCE SENSOR OUTER LEFT REAR PARKTRONIC DISTANCE SENSOR OUTER RIGHT FRONT PARKTRONIC DISTANCE SENSOR OUTER RIGHT REAR PARKTRONIC DISTANCE SENSOR PARKTRONIC BUTTON PARKTRONIC CONTROL UNIT PNK/RED WIRE REAR PARKTRONIC WARNING INDICATOR REAR SAM CONTROL UPPER CONTROL PANEL CONTROL MODULE W V (DATA) WH (+) (+) SV WHT/RED WIRE WHT/YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT 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 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 CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT PASSE- NGER SEAT FORE/AFT ADJUSTMENT MOTOR (UNDER FRONT PASSENGER'S SEAT) FRONT PASSE- NGER SEAT HEIGHT ADJUSTMENT MOTOR (UNDER FRONT PASSENGER'S SEAT) FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR GRY WIRE HV_MOT+ NV_MOT- NV_MOT+ LV_MOT- LV_MOT+ HV_MOT- RED WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

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

BACKUP CAMERA BAS BLK WIRE BRN WIRE BRN/RED WIRE CAN-B H CAN-B L COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM NCA WIRE RED/BLU WIRE REVERSE CAMERA CONTROL MODULE SHIELD SIG SIG SHIELD UB GND YEL WIRE