Mercedes-Benz C-class W202 facelift (1997-2001) (right wheelhousing, in trunk) Wiring diagrams

1 2 3 4 4 ATA R TAIL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 R DOME 1 2 3 4 PWR GRND CTRL LOCK 1 2 CAN H CAN L 30 30 LK PWR 4 5 10 11 PWM A PWM B CAN L CAN H ALARM SIREN (W/ AUXILIARY BATTERY) ATA STATUS/TOWING/ INTERIOR PROTECTION SWITCH ATA TOW SENSOR B+ GROUND B+ BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-H- CAN-L- COMPUTER DATA LINES SYSTEM ELECTRONIC STEERING COLUMN CONTROL MODULE ENGINE HOOD SWITCH (FRONT OF ENGINE COMPT) FUSE 2 FUSE 27 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HEADLAMPS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES L TAIL LED STOP LEFT FOOTWELL) LEFT FRONT DOOR SWITCH LEFT REAR DOOR SWITCH PNEUMATIC SYSTEM EQUIPMENT (PSE) CONTROL MODULE (RIGHT REAR SIDE OF TRUNK) REAR DOME LAMP REAR FUSE BOX (RIGHT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RF DOOR LR DOOR RR DOOR RIGHT FRONT DOOR SWITCH RIGHT REAR DOOR SWITCH SENS GND SENS IN HOOD SW IN SIREN TERMINAL BLOCK TRUNK LAMP TRUNK LAMP SWITCH TRUNK LF DOOR WHT WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

BACK-UP BACK-UP LAMP SWITCH BLK/BLU WIRE BRN WIRE FUSE 13 FUSE/ RELAY BOX GRY/YEL WIRE HOT IN RUN OR START LEFT TAILLIGHT UNIT LOWER CONTROL FIELD CONTROL MODULE RIGHT TAILLIGHT UNIT

2 6 3 1 30 CAN H CAN L 31 COMPUTER DATA LINES SYSTEM BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-H- CAN-L- CAN-L CAN-H COMPUTER DATA LINES SYSTEM FRONT DRIVER-SIDE DOOR CONTROL MODULE FRONT PASSENGER SIDE DOOR CONTROL MODULE FUSE 2 FUSE 3 FUSE 4 FUSE 6 FUSE 8 FUSE 9 FUSE, RELAY BOX (ON LEFT REAR OF ENGINE COMPT) FUSE 23 GLOVE COMPARTMENT ILLUMINATION WITH SWITCH GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC, RUN OR START INSTRUMENT CLUSTER LEFT FRONT DOOR SWITCH LEFT FRONT ENTRANCE/ EXIT LAMP LEFT REAR DOOR SWITCH LEFT SUN VISOR (W/ILLUMINATED VANITY MIRROR) PNK WIRE PNK/GRN WIRE POWER DISTRIBUTION SYSTEM PSE CONTROL MODULE (ON RIGHT SIDE REAR OF TRUNK) REAR DOME LAMP REAR FUSE BOX (ON RIGHT SIDE OF TRUNK) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR SWITCH RIGHT FRONT ENTRANCE/ EXIT LAMP RIGHT REAR DOOR SWITCH RIGHT SUN VISOR (W/ILLUMINATED VANITY MIRROR) ROOF CONTROL UNIT CONTROL MODULE SOLID STATE TRUNK LAMP TRUNK LAMP SWITCH WHT WIRE

A/C PUSHBUTTON CONTROL MODULE BLK WIRE BLU WIRE BRN WIRE EQUIPMENT (PSE) CONTROL MODULE (RIGHT SIDE REAR OF TRUNK) FUSE 4 HOT AT ALL TIMES PNEUMATIC SYSTEM REAR FUSE BOX (RIGHT SIDE OF TRUNK) REAR WINDOW DEFROSTER ELEMENT RED/GRN WIRE SIGNAL PICK-UP, ACTIVATION MODULE STAR POINT COUPLER DATABASE CONNECTOR

BACKREST FORE/AFT BACKREST FORE/AFT MOTOR BATTERY BLK WIRE BLU WIRE BRN WIRE CF RELAY MODULE (ON RIGHT SIDE OF TRUNK FLOOR) FORE/AFT MOTOR REAR RAISE/LOWER MOTOR FRONT RAISE/LOWER MOTOR FRONT SEAT HEIGHT FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE, RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE 1 GRN WIRE GRY WIRE HEAD RESTRAINT RAISE/LOWER MOTOR HEAD RESTRAINT UP/DOWN HOT AT ALL TIMES HOT IN ACC, RUN OR START LEFT FRONT DOOR SWITCH LEFT FRONT POWER SEAT MOTOR GROUP LEFT FRONT POWER SEAT SWITCH NCA WIRE ORG/ WIRE PASSENGER'S POWER SEAT CIRCUIT PNK PNK WIRE PNK WIRE PNK/WHT WIRE REAR FUSE BOX (RIGHT SIDE OF TRUNK) REAR FUSE BOX (RIGHT SIDE OF TRUNK) FUSE 6 RED WIRE RIGHT FRONT DOOR SWITCH SEAT FORE/ AFT REAR SEAT HEIGHT SOLID STATE VIO WIRE W/ BOTH LEFT, RIGHT FRONT POWER SEATS W/ ONLY LEFT FRONT POWER SEAT W/ ONLY RIGHT FRONT POWER SEAT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

AUX TAIL BACK- UP FOG BACK-UP BACK-UP LAMPS CIRCUIT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/RED WIRE BLK/VIO (OR YEL/PNK) WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE CIRCUIT BACK-UP LAMPS COCKPIT SWITCH GROUP COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION - STARTER SWITCH CONTROL MODULE EXTERIOR LAMP FAILURE IND FUSE 2 FUSE 22 FUSE 4 FUSE, RELAY BOX (LEFT REAR OF ENGINE COMPARTMENT) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACCY, RUN, OR START INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LEFT FOOTWELL) LEFT TAILLAMP UNIT LEFT TURN IND LEFT TURN SIGNAL/SIDE MARKER LAMP NCA WIRE OFF ON OFF PNK/BLK WIRE PSE CONTROL MODULE R/L TURN SIGNAL SWITCH COMBINATION SWITCH REAR FUSE BOX (RIGHT SIDE OF TRUNK) RED WIRE RED/BLU WIRE RED/GRN WIRE RIGHT TAILLAMP UNIT RIGHT TURN IND RIGHT TURN SIGNAL/SIDE MARKER LAMP SIGNAL PICKUP, ACTIVATION MODULE (SAM) SOUNDER- STOP STOP TAIL/ PARK TURN TERMINAL BLOCK TURN TAIL/ PARK AUX TAIL WHT WIRE YEL WIRE

AIR PUMP BATTERY BRN WIRE NAVIGATION PROCESSOR (APS), CTEL TRANSMITTER-RECEIVER, PSE CONTROL MODULE,

BACKREST FORE/AFT BACKREST FORE/AFT MOTOR REAR RAISE/LOWER MOTOR BATTERY BLK WIRE BLU WIRE BRN WIRE CF RELAY MODULE (ON RIGHT SIDE OF TRUNK FLOOR) DRIVER'S POWER SEAT CIRCUIT FORE/AFT MOTOR FRONT RAISE/LOWER MOTOR FRONT SEAT HEIGHT FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE, RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE 1 GRN WIRE GRY WIRE HEAD RESTRAINT RAISE/LOWER MOTOR HEAD RESTRAINT UP/DOWN HOT AT ALL TIMES HOT IN ACC, RUN OR START LEFT FRONT DOOR SWITCH NCA WIRE ORG/ WIRE PNK PNK WIRE PNK WIRE PNK/WHT WIRE REAR FUSE BOX REAR FUSE BOX (RIGHT SIDE OF TRUNK) FUSE 6 REAR SEAT HEIGHT RED WIRE RIGHT FRONT DOOR SWITCH RIGHT FRONT POWER SEAT MOTOR GROUP RIGHT FRONT POWER SEAT SWITCH SEAT FORE/ AFT SOLID STATE VIO WIRE W/ BOTH LEFT, RIGHT FRONT POWER SEATS W/ ONLY LEFT FRONT POWER SEAT W/ ONLY RIGHT FRONT POWER SEAT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

1 2 4 CAN L CAN H 1 3 1 B+ GROUND 2 3 4 2 B+ GROUND B+ 2 4 9 14 18 3 IR D GROUND CAN L IR U+ CAN H 6 1 SW IN BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN CONNECTOR COCKPIT SWITCH GROUP COMPUTER DATA LINES DRIVER SIDE DOOR CONTROL MODULE FUSE 17 FUSE 2 FUSE 3 FUSE 4 FUSE 8 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT DOOR IR RECEIVER LEFT FRONT DOOR LOCK/ UNLOCK SWITCH LEFT FRONT DOOR SWITCH LEFT REAR DOOR SWITCH LF UNLOCK LF LOCK LOCK UNLK NCA WIRE PASSENGER SIDE DOOR CONTROL MODULE PNEUMATIC SYSTEM EQUIPMENT (PSE) CONTROL MODULE (RIGHT REAR SIDE OF TRUNK) REAR FUSE BOX (RIGHT SIDE OF TRUNK) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RF UNLOCK RF LOCK RIGHT FRONT DOOR IR RECEIVER RIGHT FRONT DOOR LOCK/ UNLOCK SWITCH RIGHT FRONT DOOR SWITCH RIGHT REAR DOOR SWITCH SIGNAL PICKUP AND ACTIVATION MODULE TRUNK LID LOCK SWITCH TRUNK RELEASE SWITCH UNLK LOCK WHT WIRE WHT/GRN WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COCKPIT SWITCH FUSE 2 GRN WIRE GRY WIRE HOT AT ALL TIMES PNEUMATIC SYSTEM EQUIPMENT (PSE) CONTROL MODULE (RIGHT SIDE REAR OF TRUNK) REAR FUSE BOX (RIGHT SIDE OF TRUNK) REAR HEAD REST UNLOCKING SWITCH RED WIRE SIGNAL PICK-UP, ACTIVATION MODULE STAR POINT COUPLER DATABASE CONNECTOR WHT WIRE