Mercedes-Benz C-class W204/S204/С204 facelift (2011-2015) brn/pnk Wiring diagrams

1 2 3 4 (+) (-) 31 (+) 1 2 5 4 CAN B L CAN B H 30 31 1 3 2 6 7 8 9 31 DATA 10 11 12 FLAT WIRE FLAT WIRE 31 SIG 4 10 5 6 8 7 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE SIG 4 10 5 SIG 6 7 8 9 ZV-MOT ZV-MOT GND SIG 9 10 CAN-B H CAN-B L BRN WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE CENTRAL MOTOR LOCKING RIGHT FRONT DOOR LOCK CENTRAL W/ KEYLESS GO LOCKING MOTOR W/O KEYLESS GO LEFT FRONT DOOR LOCK COMPUTER DATA LINES SYSTEM FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE FUSE 2 FUSE 3 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT DOOR CONTROL UNIT (FRONT OF LEFT FRONT DOOR) REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (RIGHT SIDE OF TRUNK/CARGO AREA) RED WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT (FRONT OF RIGHT FRONT DOOR) RIGHT FRONT DOOR EXIT, WARNING LAMP (W/ INTERIOR LIGHTS PACKAGE) RIGHT FRONT DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) RIGHT FRONT DOOR HANDLE RECESS ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) ROTARY TUMBLER SWITCH W/ KEYLESS GO W/O KEYLESS GO WHT WIRE ZV-MOT ZV-MOT GND SIG

1 2 3 4 (+) (-) 31 (+) 1 2 3 4 5 6 7 8 9 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 1 2 5 4 CAN B L CAN B H 10 11 12 FLAT WIRE FLAT WIRE 18 28 ZV SIG 4 30 31 3 SIG CAN B H CAN B L SIG 6 7 ZV-MOT ZV-MOT 7 6 ZV-MOT ZV-MOT BLU WIRE BRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE CENTRAL MOTOR LOCKING COMPUTER DATA LINES SYSTEM FLAT WIRE FLAT WIRE FLAT WIRE GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR EXIT, WARNING LAMP LEFT FRONT DOOR HANDLE RECESS ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT REAR DOOR CONTROL UNIT (REAR OF LEFT REAR DOOR) LEFT REAR DOOR DOOR HANDLE ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT REAR DOOR EXIT, WARNING LAMP (W/ INTERIOR LIGHTS PACKAGE) LEFT REAR DOOR HANDLE RECESS ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) LEFT REAR DOOR LOCK REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (RIGHT SIDE OF TRUNK/ CARGO AREA) RED WIRE RED/GRY WIRE RED/WHT WIRE RIGHT REAR DOOR CONTROL UNIT (REAR OF RIGHT REAR DOOR) RIGHT REAR DOOR HANDLE RECESS ILLUMINATION (W/ INTERIOR LIGHTS PACKAGE) RIGHT REAR DOOR LOCK ROTARY TUMBLER SWITCH TAILGATE CONTROL BUTTON (W/ AUTOMATIC TAILGATE, KEYLESS GO) TANK CAP CENTRAL LOCKING MOTOR (RIGHT SIDE OF TRUNK/CARGO AREA) TRUNK LID RELEASE/DRIVER TAILGATE CONTROL BUTTON W/ INTERIOR LIGHTS PACKAGE W/ KEYLESS W/O KEYLESS W/O KEYLESS W/ KEYLESS

1 2 3 4 5 6 7 8 HR+ VR+ 1 2 3 4 MOST OUT MOST IN 3 5 6 4 2 1 (NOT USED) 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 (FRONT CENTER INTERIOR ROOF) BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BTE CAN A L CAN A H CAN B H 31 ON/OFF CAN B L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 16 FUSE 26 GPS 1 GRN WIRE GRN/WHT WIRE HANDS-FREE SYSTEM MICROPHONE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HR- VR- INSIDE REAR VIEW MIRROR LEFT FRONT DOOR SPEAKER (W/O SOUND SYSTEM) LEFT FRONT LEFT FRONT DOOR DOOR BASS SPEAKER TWEETER LEFT REAR DOOR SPEAKER (W/O SOUND SYSTEM) MOST DATA BUS CIRCUIT MULTI-FUNCTION ANTENNA (CENTER REAR OF ROOF) 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 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 RIGHT REAR DOOR SPEAKER (W/O SOUND SYSTEM) SHIELD SHIELD FM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 VIO WIRE VL HL VL+ HL+ PNK WIRE WAKE-UP WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 HR+ VR+ VL+ HL+ HR- VR- VL- HL- 1 2 3 4 CD LVDS - RES LVDS + GND 1 2 3 4 MOST OUT MOST IN 1 2 3 4 USB 1 2 3 4 5 6 7 8 9 10 11 12 GND USB D- 5 6 PNK WIRE ANST AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU ORG WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L CAN B L MUTE CAN B H 31 ON/OFF COMAND CONTROL UNIT COMAND FAN MOTOR COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM DIAG FRONT SAM CONTROL MODULE FUSE 11 FUSE 16 W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 26 GRN BRN/ WIRE GRN WIRE GRN/YEL WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT DOOR BASS SPEAKER LEFT FRONT DOOR TWEETER LEFT FRONT DOOR SPEAKER (W/O SOUND SYSTEM) LVDS MOST DATA BUS CIRCUIT NCA NCA WIRE NCA WIRE ORG/ BLU WIRE ORG/ WIRE PNK 15 16 17 WIRE PNK WIRE RED WIRE RED/YEL WIRE RES+ USB D- USB ELECTRICAL CONNECTOR VIO WIRE WAKE-UP WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

3 5 (NOT USED) AUX JACK ELECTRICAL CONNECTOR BLK WIRE BRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/WHT WIRE COMPENSATOR/ CELLULAR TELEPHONE SYSTEM UMTS COUPE EXCEPT COUPE GRN WIRE HANDS FREE INSIDE REARVIEW MIRROR LEFT REAR BASS SPEAKER LEFT REAR DOOR SPEAKER (W/O SOUND SYSTEM) LEFT REAR TWEETER MICROPHONE MOBILE PHONE ELECTRICAL CONNECTOR (IF EQUIPPED), NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RED/YEL WIRE RIGHT REAR BASS SPEAKER RIGHT REAR DOOR SPEAKER (W/O SOUND SYSTEM) RIGHT REAR TWEETER SYSTEM VIO WIRE W/ MOBILE PHONE PRE INSTALLATION, UNIVERSAL INTERFACE W/ STATIONARY HEATER WHT WIRE YEL WIRE YEL/BLK WIRE

2 1 4 3 10 9 5 31 SIG SH (+) SH (-) 31 (+) LED 31 2 1 5 4 CAN B H CAN B L 30 31 4 5 3 6 33 33 LED LED 6 3 LED LED 9 10 3 4 (+) 31 SH (-) SH (+) BLK WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR ENGINE COMPT) FUSE FUSE 41 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT POWER WINDOW SWITCH LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR ADJUSTMENT SWITCH LEFT OUTSIDE MIRROR TURN SIGNAL LAMP LEFT REAR POWER WINDOW SWITCH MIRROR HEATER NCA WIRE OUTSIDE MIRROR ADJUSTMENT SWITCH OUTSIDE MIRROR FOLD-IN/ FOLD-OUT SWITCH PNK WIRE REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (RIGHT SIDE OF REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT POWER WINDOW SWITCH RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP RIGHT REAR POWER WINDOW SWITCH TRUNK/CARGO AREA)

1 2 3 4 5 6 7 8 9 10 ANT GND ANT GND DATA GND DATA GND 1 2 3 4 5 6 7 8 9 10 ANT GND ANT GND SIG (-) SIG (-) 1 2 3 4 5 6 7 8 9 10 CAN B-L CAN B-H 17 18 12 13 CAN B L CAN B H CAN E L CAN E H 30 31 CAN-B H CAN-B L ANT SHIELD BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE C-CLASS COUPE C-CLASS SEDAN, C-CLASS GLK- COUPE CLASS C-CLASS SEDAN, GLK- CLASS COMPUTER DATA LINES SYSTEM FUSE FUSE SIG GO ANTENNA AMPLIFIER (CENTER REAR OF ROOF) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HOT W/ ADDITIONAL BATTERY RELAY ENERGIZED INSTRUMENT CLUSTER KEYLESS GO CONTROL UNIT (RIGHT SIDE OF TRUNK/CARGO AREA) LEFT REAR KEYLESS GO GO DOOR HANDLE MULTI-FUNCTION DISPLAY NCA WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (RIGHT SIDE OF TRUNK/CARGO AREA) RED WIRE RIGHT FRONT KEYLESS GO DOOR HANDLE RIGHT REAR DOOR KEYLESS GO ANTENNA (IN RIGHT REAR DOOR) RIGHT REAR KEYLESS GO DOOR HANDLE TAILGATE KEYLESS GO BUTTON W/O ECO START/STOP FUNCTION WHT WIRE YEL WIRE

10 7 9 8 4 5 3 6 (+) SIG 31 SIG 33 33 LED LED 2 1 5 4 CAN B H CAN B L 30 31 3 6 5 4 8 9 7 10 LED LED 33 33 SIG 31 SIG (+) 31 SIG. SH(+) SH(-) 31 5 6 7 8 2 1 4 3 10 LED 31 9 10 3 4 8 7 6 5 (+) 31 SH(-) SH(+) AUTOMATIC DIMMING MIRROR (IF EQUIPPED) MIRROR LAMP HEATER BLK WIRE BLK/WHT WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP GRN WIRE HORI MOTOR HORI POTENTI- OMETER HORI POTENTIOMETER LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LEFT OUT SIDE MIRROR TURN SIGNAL LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR ADJUSTMENT SWITCH NCA WIRE OF RIGHT FRONT DOOR) (GLK-CLASS: RIGHT FRONT DOOR ASSEMBLY) OUTSIDE MIRROR ADJUSTMENT SWITCH OUTSIDE MIRROR FOLD-IN/ FOLD OUT ELECTRIC MIRROR (IF EQUIPPED) OUTSIDE MIRROR FOLD-IN/ FOLD-OUT SWITCH (IF EQUIPPED) PNK WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) RIGHT FRONT DOOR CONTROL UNIT (C-CLASS: REAR RIGHT OUT SIDE MIRROR MIRROR HEATER TURN SIGNAL LAMP RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH VERT MOTOR VERT POTEN- TIO- METER VERT POTENTIOMETER

1 2 3 PNK WIRE 1 2 4 5 HS 1 HS (+) FH H FH T 1 2 5 4 CAN B L CAN B H 1 2 5 4 CAN B L CAN B H 30 31 4 5 2 1 FH H FH T H (+) HS 1 7 6 31 SIG 9 6 8 SIG SIG BLK WIRE BLK/BRN WIRE BLK/PNK WIRE BLK/VIO WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FUSE 2 FUSE 3 FUSE 41 GRN WIRE GRY WIRE H (-) HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HS(+) LEFT FRONT POWER WINDOW MOTOR (C-CLASS: CENTER OF LEFT FRONT DOOR) LEFT FRONT POWER WINDOW SWITCH LEFT REAR POWER WINDOW MOTOR (C-CLASS: CENTER OF LEFT REAR POWER WINDOW SWITCH NCA WIRE PASSENGER-SIDE POWER WINDOW SWITCH REAR SIDE RIGHT REAR WINDOW POWER CHILD SAFETY WINDOW LOCK SWITCH SWITCH RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT POWER WINDOW MOTOR (C-CLASS: CENTER OF RIGHT FRONT DOOR) RIGHT REAR DOOR RIGHT REAR POWER WINDOW MOTOR (C-CLASS: CENTER OF RIGHT REAR POWER WINDOW SWITCH SIG WHT WIRE YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

15 SIG 30 30 (+) 31 SIG 58 SL-L SL-R (+) PNK WIRE 7 8 9 10 11 12 13 14 (+) ANST ZV ANT BSL-R ANTI-THEFT SYSTEM SOUND SYSTEMS SEATS SYSTEM SUPPLEMENTAL BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE BSL-R BSL-L ZV CAN B H CAN B L 31 31 31 31 CAN B L CAN B H (+) (+) SIG LIN COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DOOR LOCKS SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FUSE FUSE 164 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE HFE HFE SIG SIG SIG HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM POWER DISTRIBUTION SYSTEM INSTRUMENT CLUSTER, ANTI-THEFT SYSTEMS INSTRUMENT CLUSTER, ANTI-THEFT SYSTEMS INSTRUMENT CLUSTER, ANTI-THEFT SYSTEMS PNK BSL-L WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (RIGHT SIDE OF TRUNK/CARGO AREA) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RFL-R RFL-L NSL-R NSL-L RSS EIN RSS AUS SEATS SYSTEM SEATS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM SIG SIG SIG SIG SOUND SYSTEMS SOUND SYSTEMS SEATS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM STARTING/CHARGING SYSTEM VIO/BLU WIRE VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT/BLU WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM SOUND SYSTEMS EXTERIOR LIGHTS SYSTEM YEL WIRE