Mercedes-Benz C-class W204/S204/С204 facelift (2011-2015) lwr 31 Wiring diagrams

3 2 CAN-C H CAN-C L 30 31 CAN-B H CAN-B L 4 3 2 1 30 31 CAN E H CAN E L 5 7 LWR BLK/BLU WIRE BLK/PNK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE COMBINATION SWITCH COMPT) COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FRONT FOG LAMP BUTTON FRONT FOG LAMP IND LAMP FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 13 FUSE 29 FUSE 30 FUSE 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/PNK WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR HEADLAMP RANGE CONTROLLER (W/ HEADLAMP RANGE ADJUSTMENT FOR HALOGEN HEADLAMPS) HIGH BEAM IND LAMP HIGH BEAM LOW BEAM HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LEFT DAYTIME RUNNING LAMPS HEADLAMP (IF EQUIPPED) LEFT HIGH BEAM FOG LAMP (IF EQUI- PPED) LEFT REAR LAMP UNIT LEFT RIGHT FOG FRONT LAMP UNIT LAMP (IF EQUI- PPED) LOW BEAM LOW BEAM IND LAMP LOW BEAM SWITCH LWR LWR 31 MODULE CONTROL UNIT PARKING BRAKE INDICATOR SWITCH (ON PARKING BRAKE SUPPORT BRACKET) PNK/RED WIRE REAR FOG LAMP REAR FOG LAMP BUTTON REAR FOG LAMP IND LAMP 12 13 17 18 CAN E L CAN E H CAN B L CAN B H RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT DAYTIME RUNNING LAMPS HEADLAMP (IF EQUIPPED) RIGHT FRONT LAMP UNIT RIGHT REAR LAMP UNIT SIG SWITCH ILLUMINATION W/ ECO START/STOP FUNCTION W/ HEADLAMP RANGE ADJUSTMENT FOR HALOGEN HEADLAMPS W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3 7 LWR 9 10 CAN-B H CAN-B L BLK/BLU WIRE BLK/PNK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FRONT ELECTRICAL PREFUSE BOX (AT RIGHT REAR OF ENGINE COMPT) FRONT FOG LAMP BUTTON FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 152 FUSE 161 156 FUSE 4 FUSE 29 FUSE 30 FUSE 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/PNK WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HOT W/CIRCUIT 15 RELAY ENERGIZED ILLUMINATION LEFT DAYTIME RUNNING LAMPS HEADLAMP (IF EQUIPPED) LWR 31 PARKING BRAKE INDICATOR SWITCH (ON PARKING BRAKE SUPPORT BRACKET) PNK/RED WIRE PNK/WHT WIRE REAR FOG LAMP BUTTON RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT ACTIVE CURVE ILLUMINATION ACTUATOR MOTOR RIGHT ACTIVE CURVE ILLUMINATION POSITION SENSOR RIGHT CORNERING RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR RIGHT LIGHT DISTRIBUTION ACTUATOR MOTOR RIGHT LIGHT DISTRIBUTION POSITION SENSOR RIGHT XENON BULB W/ INTEGRATED IGNITION MODULE RIGHT XENON LIGHT POWER SUPPLY MODULE SIG SWITCH ILLUMINATION W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE