Mercedes-Benz C-class W202 facelift (1997-2001) blk/blu Wiring diagrams

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

1 2 4 5 9 10 PWR TR OUT A OUT B OUT C OUT D OUT 2-3 SHIFT VALVE 3-4 SHIFT VALVE 1-2/ 4-5 VALVE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/VIO WIRE CAN (-) CAN (+) CLK 320 CLK 430 COMPUTER DATA LINES SYSTEM DATA A DATA B DATA C DATA D POWER GROUND DAYTIME RUNNING LIGHT CONTROL MODULE (BEHIND LEFT SIDE OF DASH) DRIVER'S SIDE FUSE, RELAY MODULE BOX (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION LOCK CONTROL MODULE (ON IGNITION SWITCH) FUSE 3 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES ILLUM ILLUMINATION CONTROL MODULE INTERLOCK SWITCH KICKDOWN SWITCH (TOP OF ACCELERATOR PEDAL) MODUL- ATOR VALVE SHIFT VALVE LOCK UP VALVE PASSENGER'S SIDE FUSE, RELAY MODULE BOX (RIGHT REAR OF ENGINE COMPT) PNK WIRE PNK/RED WIRE POLARITY PROTECTION RELAY R/P LOCK SOLENOID (BEHIND LEFT SIDE OF DASH) RPM SENSOR 2 RPM SENSOR 3 STRTR LOCK-OUT TEMP SENSOR TRANSMISSION CONTROL MODULE (REAR OF ENGINE COMPT) TRANSMISSION RANGE RECOGNITION SWITCH (BASE OF GEAR SELECTOR LEVER) VALVE UNIT (ELECTRONIC TRANSMISSION CONTROL) VIO WIRE WHT WIRE WHT/GRN WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 BLWR CTRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 DIAG 30 15 DATA 31 PUMP A/C COMPRESSOR A/C PUSHBUTTON CONTROL MODULE ASPIRATOR BLOWER BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CMPR CLTCH DATA DRIVER-SIDE FUSE, RELAY MODULE BOX DUOVALVE ED B ED M FR B FR FUSE 20 FUSE 29 FUSE 30 FUSE 38 FUSE, RELAY BOX (ON LEFT REAR OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/VIO WIRE GRY/PNK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START IN-CAR TEMPERATURE SENSOR IN-CAR TEMPERATURE SENSOR (IN DOME LIGHT ASSEMBLY) INSTRUMENT CLUSTER LEFT-SIDE WATER VALVE NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT PRESSURE SENSOR (ON RECEIVER-DRIER, BEHIND LEFT HEADLIGHT) REFRIGERANT TEMPERATURE SENSOR (ON RECEIVER-DRIER, BEHIND LEFT HEADLIGHT) RIGHT-SIDE WATER VALVE SUCTION FAN AUXILIARY FAN SUN SWITCHOVER VALVE BLOCK WHT/BRN WIRE WHT/GRN WIRE WHT/PNK WIRE WHT/VIO WIRE YEL WIRE

AUTOMATIC DIMMING INSIDE REARVIEW MIRROR BACK-UP LAMP SWITCH BLK/BLU WIRE BRN WIRE BRN/RED WIRE EXTERIOR LIGHTS SYSTEM (BACK-UP LIGHTS SYSTEM) FUSE 13 FUSE 7 FUSE 9 FUSE/ RELAY BOX GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN, START ILLUMINATION CONTROL MODULE LEFT BACK-UP LAMP LEFT OUTSIDE REARVIEW MIRROR LOWER CONTROL FIELD CONTROL MODULE PNK/BLK WIRE PNK/GRN WIRE PNK/RED WIRE RED/BLK WIRE RED/YEL WIRE ROOF CONTROL PANEL CONTROL MODULE STAR POINT COUPLER DATABUS CONNECTOR TRANSMISSION RANGE RECOGNITION SWITCH YEL 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

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

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR FOR DTC FROM EXTERIOR LAMP FAILURE MONITORING MODULE (DIAGRAM FROM FUSE 33 (DIAGRAM FROM FUSE 34 (DIAGRAM FRONT AXLE SENSOR (HEADLAMP RANGE ADJUSTMENT) FUSE 13 FUSE, RELAY BOX (ON LEFT REAR OF ENGINE COMARTMENT) GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/VIO WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HIGH BEAM HIGH BEAM STANDING/ PARKING HOT IN RUN OR START LEFT HEADLAMP UNIT LOW BEAM XENON NCA WIRE REAR AXLE SENSOR (HEADLAMP RANGE ADJUSTMENT) RED WIRE RED/YEL WIRE RIGHT HEADLAMP UNIT STANDING/ PARKING VIO WIRE WHT WIRE WHT/YEL WIRE YEL WIRE

1 2 3 4 BATTERY 1 8 4 7 9 3 2 SIGNAL BATTERY CAN L BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE CAN H GROUND CAN L CAN H BATTERY GROUND COMPUTER DATA LINES SYSTEM DRIVER'S DOOR CONTROL MODULE FUSE 17 FUSE 3 FUSE 5 FUSE 7 FUSE 8 FUSE, RELAY BOX (LEFT REAR OF ENGINE COMPARTMENT) GRN WIRE GROUND GRY/BLU WIRE HOT AT ALL TIMES LEFT FRONT POWER WINDOW MOTOR LEFT REAR DOOR CONTROL MODULE LEFT REAR POWER WINDOW SWITCH LOWER CONTROL FIELD CONTROL MODULE PASSENGER'S DOOR CONTROL MODULE REAR FUSE BOX (RIGHT SIDE OF TRUNK) RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT POWER WINDOW MOTOR RIGHT REAR DOOR CONTROL MODULE RIGHT REAR POWER WINDOW SWITCH

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 M- M+ AIR BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CMP SHLD KS COIL 1 COIL 2 COM ETC CS- CS+ ECT SENSOR (TOP FRONT OF ENGINE) ENGINE CONTROL MODULE (ME-SFI) (IN MODULE BOX, ON RIGHT REAR OF ENGINE COMPT) FUEL INJECTORS FUSE 3 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRND GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HFM+ HFM HFM- HFM HOT IN RUN OR START IGNITION COIL 1 IGNITION COIL 2 ISC ACTUATOR (TOP LEFT SIDE OF ENGINE) KNOCK SENSOR (LEFT SIDE OF ENGINE) NCA WIRE NWS OIL OIL LEVEL SWITCH (LEFT SIDE OF OIL PAN) P+ P- PASSENGER'S SIDE FUSE, RELAY MODULE BOX (RIGHT REAR OF ENGINE COMPT) FUSE 6 PRESS. PRESSURE SENSOR (TOP LEFT FRONT OF ENGINE) RECIRCULATED AIR FLAP ACTUATOR RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SPARK PLUG 1 SPARK PLUG 4 SPARK PLUG 2 SPARK PLUG 3 VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/WHT WIRE