Mercedes-Benz C-class W202 facelift (1997-2001) yel/red Wiring diagrams

ABS MIL ASR MIL ASR WARNING IND ASR/ BAS MIL ASR/SPS CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BRAKE PAD WEAR IND BRN WIRE BRN/BLK WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FUSE 30 FUSE/ RELAY BOX GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT AXLE VSS SPEED SENSOR LEFT FRONT BRAKE PAD WEAR SENSOR LEFT REAR AXLE VSS SPEED SENSOR NCA WIRE PASSENGER'S SIDE FUSE/ RELAY MODULE BOX RADIO DATA LINK CONNECTOR (RIGHT REAR OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT AXLE VSS SPEED SENSOR RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT REAR AXLE VSS SPEED SENSOR TERMINAL BLOCK TERMINAL BLOCK 2.1 ULTRASONIC PTS CONTROL MODULE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

ASR OFF SWITCH ASR/ETS/ESP HYDRAULIC UNIT BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE FUSE 2 GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH PRESSURE/RETURN PUMP RELAY MODULE HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE PARKING BRAKE SWITCH PASSENGER'S SIDE FUSE/ RELAY MODULE BOX POLARITY PROTECTION RELAY RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE STOP LAMP SWITCH WHT/GRN WIRE YEL RED/ WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

ABS LATERAL ACCELERATION SENSOR ABS MIL BLK WIRE BLK/BLU WIRE BLK/PNK WIRE BLK/YEL WIRE BRAKE PAD WEAR IND BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM ESP MIL ESP OFF SWITCH ESP WARN IND ESP/ BAS MIL ESP/SPS/BAS CONTROL MODULE FUSE 2 FUSE, RELAY BOX FUSE 30 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT AXLE VSS SPEED SENSOR ESP YAW RATE SENSOR LEFT FRONT BRAKE PAD WEAR SENSOR LEFT REAR AXLE VSS SPEED SENSOR NCA WIRE PASSENGER'S SIDE FUSE/ RELAY MODULE BOX PNK/RED WIRE POLARITY PROTECTION RELAY RADIO RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT AXLE VSS SPEED SENSOR RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT REAR AXLE VSS SPEED SENSOR STEERING ANGLE SENSOR TERMINAL BLOCK ULTRASONIC PTS CONTROL MODULE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ASR/ETS/ESP HYDRAULIC UNIT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE BOOSTER (BAS) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE DRIVER'S SIDE FUSE, RELAY MODULE BOX ESP BRAKE PRESSURE SENSOR ESP/SPS/BAS CONTROL MODULE EXTERIOR LAMP FAILURE MONITORING MODULE (ON LEFT REAR OF ENG COMPT) FUSE 19 FUSE/ RELAY BOX GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/RED WIRE GRY/WHT WIRE HIGH PRESSURE/ RETURN PUMP RELAY MODULE HOT AT ALL TIMES HOT IN RUN OR START LEFT FOOTWELL) NCA WIRE PARKING BRAKE SWITCH PNK WIRE PNK/GRN WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE STEERING ANGLE SENSOR STOP LAMP SUPPRESSION RELAY MODULE STOP LAMP SWITCH TERMINAL BLOCK WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

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

A/C PUSHBUTTON CONTROL MODULE ASR/SPS CONTROL MODULE ASR/SPS CONTROL MODULE/ ESP/SPS/BAS CONTROL MODULE BAS CONTROL MODULE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE DATA LINK CONNECTOR (RIGHT REAR CORNER OF ENGINE COMPARTMENT) DRIVER'S SIDE FUSE, RELAY MODULE BOX ELECTRONIC IGNITION LOCK CONTROL MODULE ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) ESP/SPS/BAS CONTROL MODULE FUSE 1 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER NAVIGATION UNIT AND RADIO PASSENGER'S SIDE FUSE/ RELAY MODULE BOX RADIO RADIO, NAVIGATION OPERATING UNIT RED/GRN WIRE RED/WHT WIRE SRS CONTROL MODULE (FORWARD OF SHIFTER) TRANSMISSION CONTROL MODULE (REAR OF ENGINE COMPT) ULTRASONIC PTS CONTROL MODULE VIO WIRE WHT WIRE WHT/GRN (OR BLK/GRN) WIRE WHT/GRN WIRE XENON HEADLAMPS YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 4 1 LEFT OUTER SENSOR 1 2 4 3 LEFT INNER SENSOR 2 1 34 1 VSS RF 2 1 VSS RF 2 4 1 4 RIGHT INNER SENSOR 2 4 1 5 RIGHT CENTER SENSOR 2 4 1 6 RIGHT OUTER SENSOR 4 2 1 2 LEFT CENTER SENSOR ASR/SPS CONTROL MODULE BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE DATA LINK CONNECTOR (RIGHT REAR CORNER OF ENGINE COMPT) ESP/BAS CONTROL MODULE F+ F+ F- F- F DATA FRONT BUMPER PTS SENSOR ASSEMBLY FUSE 14 FUSE, RELAY BOX (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOT IN RUN OR START PTS ON/OFF SWITCH PTS WARNING INDICATOR (CENTER INSTRUMENT PANEL AIR OUTLET) PTS WARNING INDICATOR (LEFT INSTRUMENT PANEL AIR OUTLET) RF ERK DIAG TEVES BOSCH TRAILER) TRANSMISSIONS SYSTEM (LOWER CONTROL FIELD CONTROL MODULE) ULTRASONIC PTS CONTROL MODULE VSS RF W/ ELECTRONIC STABILITY W/O ELECTRONIC STABILITY WHT/RED WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE