Mercedes-Benz C-class W202 facelift (1997-2001) combination switch Wiring diagrams

1 2 3 PNK WIRE 1 2 4 CAN L CAN H 13 8 B+ 2 1 10 11 3 WASHER WIPER CAN H CAN L GROUND 2 3 4 1 B+ B+ 3 6 1 CAN L CAN H GROUND 6 7 2 CAN H CAN L BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE COMBINATION SWITCH DRIVER-SIDE FUSE, RELAY MODULE BOX ELECTRONIC IGNITION LOCK CONTROL MODULE FUSE 22 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START INT LO LEFT HEATED WINDSHIELD WASHER NOZZLE NCA WIRE OFF PARK PNK WIRE PNK/RED WIRE PNK/YEL WIRE RAIN SENSOR REAR FUSE BOX (RIGHT SIDE OF TRUNK) FUSE 9 RED WIRE RED/BLK WIRE RIGHT HEATED WINDSHIELD WASHER NOZZLE ROOF PANEL CONTROL MODULE SAM FUSE SIGNAL PICKUP AND ACTIVATION MODULE STAR POINT COUPLER DATABUS CONNECTOR TERMINAL BLOCK VIO WIRE VIO/YEL WIRE WASHER NOZZLE HEATING FUSE WASHER PUMP FUSE WASHER PUMP MOTOR WASHER SWITCH WHT WIRE WINDSHIELD WASHER RELAY WINDSHIELD WIPER MOTOR WIPER STAGE 1 RELAY WIPER STAGE 1-2 FUSE WIPER STAGE 2 RELAY WIPER SWITCH YEL WIRE

13 9 12 B+ HCS RELAY GROUND 2 10 11 3 WASHER CAN H CAN L GROUND 2 3 B+ B+ 6 7 2 CAN H CAN L BLK WIRE BLK/YEL WIRE BRN WIRE BRN/RED WIRE COMBINATION SWITCH DRIVER-SIDE FUSE, RELAY MODULE BOX ELECTRONIC IGNITION LOCK CONTROL MODULE EXTERIOR LAMP SWITCH FUSE 22 FUSE 24 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) GRY WIRE GRY/WHT WIRE HEAD HEADLAMP CLEANING SYSTEM PUMP RELAY HEADLAMP WASHER PUMP HORN FUSE HCS PUMP FUSE HOT AT ALL TIMES HOT IN RUN, ACC OR START LEFT HEADLAMP WIPER MOTOR NCA WIRE OFF PARK RH HEAD LH OFF PARK RH LH PARK PNK WIRE RED WIRE RIGHT HEADLAMP WIPER MOTOR RUN WIRE SAM FUSE SIGNAL PICK-UP, ACTIVATION MODULE TERMINAL BLOCK VIO WIRE VIO/YEL WIRE WASH WASHER SWITCH WHT WIRE WIPER SWITCH YEL WIRE

1/A INSTRUMENT CLUSTER HIGH BEAM ON INPUT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/VIO WIRE COMBINATION SWITCH DAYTIME RUNNING LIGHT CONTROL MODULE (BEHIND LEFT SIDE OF DASH) EXTERIOR LAMP FAILURE EXTERIOR LAMP SWITCH EXTERIOR LIGHTS SYSTEM (REAR FOG LAMP) EXTERIOR LIGHTS SYSTEM POWER DISTRIBUTION SYSTEM FLASH HI FOG LAMP FUSE FUSE 19 FUSE 22 FUSE 24 FUSE 25 FUSE 32 FUSE 31 FUSE 33 FUSE 35 FUSE/ RELAY BOX GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HEAD HIGH LOW HOT AT ALL TIMES HOT IN ACCY, RUN, OR START HOT IN OFF OR ACCY HOT IN RUN OR START INSTRUMENT CLUSTER SYSTEM LEFT FOOTWELL) LEFT HEADLAMP UNIT LH HEAD LOW HIGH MONITORING MODULE (ON LEFT REAR OF ENGINE COMPARTMENT) NCA WIRE NSE FOG LIGHTS SWITCH OFF OFF PARK OFF RH PARK OFF RH PARK HEAD LH PNK WIRE RED WIRE RELAY BOX FUSE 34 RH PARK HEAD LH RIGHT HEADLAMP UNIT SEPARATION RELAY MODULE TERMINAL BLOCK TRANSMISSIONS SYSTEM ENGINE CONTROLS SYSTEM WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

1/A INSTRUMENT CLUSTER HIGH BEAM ON INPUT BLK WIRE BLU WIRE BRN WIRE COMBINATION SWITCH EXTERIOR LAMP FAILURE EXTERIOR LAMP SWITCH EXTERIOR LIGHTS SYSTEM (REAR FOG LAMP) EXTERIOR LIGHTS SYSTEM POWER DISTRIBUTION SYSTEM FLASH HI FOG LAMP FOG LIGHTS SWITCH FUSE FUSE 22 FUSE 24 FUSE 25 FUSE 32 FUSE 31 FUSE 33 FUSE 35 FUSE/ RELAY BOX GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HEAD HOT AT ALL TIMES HOT IN ACCY, RUN, OR START HOT IN OFF OR ACCY INSTRUMENT CLUSTER SYSTEM LEFT HEADLAMP UNIT LH HEAD MONITORING MODULE (ON LEFT REAR OF ENGINE COMPARTMENT) NCA WIRE NSE OFF OFF PARK OFF RH PARK OFF RH PARK HEAD LH PNK WIRE RED WIRE RELAY BOX FUSE 34 RH PARK HEAD LH RIGHT HEADLAMP UNIT WHT WIRE YEL WIRE

1/A INSTRUMENT CLUSTER HIGH BEAM ON INPUT BLK WIRE BLU WIRE BRN WIRE COMBINATION SWITCH EXTERIOR LAMP FAILURE EXTERIOR LAMP SWITCH EXTERIOR LIGHTS SYSTEM (REAR FOG LAMP) EXTERIOR LIGHTS SYSTEM POWER DISTRIBUTION SYSTEM FLASH HI FOG LIGHTS SWITCH FUSE FUSE 24 FUSE 25 FUSE 32 FUSE 31 FUSE 33 FUSE 35 FUSE, RELAY BOX (ON LEFT REAR OF ENGINE COMARTMENT) FUSE 22 GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HEAD HOT AT ALL TIMES HOT IN ACCY, RUN, OR START HOT IN OFF OR ACCY INSTRUMENT CLUSTER SYSTEM LEFT FOG LAMP LH HEAD MONITORING MODULE (ON LEFT REAR OF ENGINE COMPARTMENT) NCA WIRE NSE OFF OFF PARK OFF RH PARK OFF RH PARK HEAD LH PNK WIRE RED WIRE RELAY BOX FUSE 34 RH PARK HEAD LH RIGHT FOG LAMP TO LEFT HEADLAMP UNIT (DIAGRAM TO RIGHT HEADLAMP UNIT (DIAGRAM WHT WIRE YEL WIRE

A/C SYSTEM BATTERY BLK WIRE BLU WIRE BRN WIRE CF RELAY MODULE, CIRCUIT 302 FUSE COMBINATION SWITCH CTEL INTERFACE DATA LINK CONNECTORS (OBD II, DTC READOUT) DRIVER'S SIDE FUSE, RELAY MODULE BOX ELECTRONIC IGNITION LOCK CONTROL MODULE EMERGENCY CALL CONTROL MODULE, MIRRORS SYSTEM, ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM TRANSMISSION RANGE RECOGNITION SWITCH ESC CONTROL MODULE EXTERIOR LAMP SWITCH EXTERIOR LIGHTS SWITCH EXTERIOR LIGHTS SYSTEM, FRONT CIGAR LIGHTER FUSE 1 FUSE 2 FUSE 11 FUSE 10 FUSE 12 FUSE 13 FUSE 14 FUSE 15 FUSE 17 FUSE 18 FUSE 22 FUSE 23 FUSE 27 FUSE 3 FUSE 16 FUSE 4 FUSE 5 FUSE 6 7.5 FUSE FUSE 19 FUSE, RELAY BOX (LEFT REAR OF ENG COMPT) FUSE/ RELAY BOX GLOVE COMPARTMENT LAMP, GARAGE DOOR OPENER GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HEATED SEATS CIRCUIT HORN RELAY WIPER STAGE 2 RELAY IGNITION COILS FUSE INSTRUMENT CLUSTER, EXTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER, MIRRORS SYSTEM LEFT FOOTWELL) MIRRORS SYSTEM NCA WIRE PASSENGER'S SIDE FUSE, RELAY MODULE BOX (RIGHT REAR OF ENG COMPT) PNK PNK WIRE PNK WIRE PNK/RED WIRE PNK/YEL WIRE POLARITY PROTECTION RELAY POWER TOPS SYSTEM REAR WINDOW SUNSHADE SWITCH, NAVIGATION PROCESSOR, RED WIRE SEATS SYSTEM SENSOR SOUND SYSTEMS, CTEL TRANSMITTER/ RECEIVER, NAVIGATION UNIT SOUND SYSTEMS, CTEL TRANSMITTER/ RECEIVER, NAVIGATION UNIT SOUND SYSTEMS STARTER STARTER RELAY STEERING ANGLE STEERING LOCK SUPPLEMENTAL RESTRAINTS SYSTEM TERMINAL TO REAR FUSE BOX (DIAGRAM 2 OF 2) TO TERMINAL ULTRASONIC PTS CONTROL MODULE VIO WIRE WASHER NOZZLE HEATING FUSE WASHER PUMP FUSE WHT WIRE WINDSHIELD WASHER RELAY WIPER STAGE 1 RELAY WIPER STAGE 1-2 FUSE WIPER/ WASHER SYSTEM YEL WIRE