Mercedes-Benz C-class AMG W202 facelift (1997-2000) hot at all times Wiring diagrams

A/C COMPRESSOR A/C PUSHBUTTON CONTROL UNIT (CENTER OF DASH) A/C SYSTEM BLOWER UNIT BLK WIRE BLK/BLU WIRE BLK/GRN 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 COOLANT CIRCULATION PUMP DATA LINK CONNECTOR DRIVER-SIDE FUSE AND RELAY MODULE BOX DUOVALVE EVAPORATOR TEMPERATURE SENSOR FUSE 20 FUSE 30 FUSE AND RELAY BOX FUSE 29 GRN WIRE GRN/BLK WIRE GRN/PNK WIRE GRN/VIO WIRE GRY/PNK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEATER CORE TEMPERATURE SENSOR HOT AT ALL TIMES HOT IN RUN OR START IN-CAR TEMPERATURE SENSOR INSTRUMENT CLUSTER NCA WIRE ORG/ WIRE PNK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT PRESSURE SENSOR REFRIGERANT TEMPERATURE SENSOR SWITCHOVER VALVE BLOCK WHT/BRN WIRE WHT/GRN WIRE WHT/PNK WIRE WHT/VIO WIRE

AIR CONTROL MODULE (W/ AUXILIARY FAN) AUXILIARY FAN BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN L ELECTRONIC IGNITION LOCK CONTROL MODULE ENGINE CONTROL MODULE (ME-SFI) ENGINE/ CLIMATE CONTROL ELECTRIC COOLING FAN ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN CONTROL MODULE (W/ SUCTION FAN) FUSE 38 FUSE AND RELAY BOX GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT SIGNAL PICKUP AND ACTIVATION MODULE NCA WIRE RED/WHT WIRE RED/YEL WIRE W/ SUCTION FAN W/ AUXILIARY FAN WHT WIRE

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

1 2 3 4 4 ATA L TAIL HORN 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 5 6 7 8 9 10 11 12 13 14 15 3 SENS IN SENS IN ALARM HORN ATA STATUS/TOWING/ INTERIOR PROTECTION SWITCH ATA TOW SENSOR B+ GROUND B+ BLK WIRE BLK/RED 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- COCKPIT SWITCH GROUP COMPUTER DATA LINES SYSTEM ENGINE HOOD SWITCH (FRONT OF ENGINE COMPT) EXTERIOR LAMPS SYSTEM EXTERIOR LAMPS SYSTEM EXTERIOR LAMPS SYSTEM FUSE 19 FUSE 2 FUSE 4 FUSE 6 FUSE 7 GRN WIRE GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN OR START INTERIOR LAMPS SYSTEM LED BLS SENS GND SENS GND SENS GND LEFT FRONT DOOR SWITCH RIGHT FRONT DOOR SWITCH LEFT INFRARED TRANSMITTER, RECEIVER 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/BLU/YEL WIRE RED/GRN WIRE RED/GRY WIRE RF DOOR LR DOOR RR DOOR RIGHT INFRARED TRANSMITTER, RECEIVER RIGHT REAR DOOR SWITCH SENS IN HOOD SW IN STOP LAMP SWITCH (AT TOP OF BRAKE PEDAL) TRUNK LAMP TRUNK LAMP SWITCH TRUNK LF DOOR WHT WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM BLK WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DEFOGGER SYSTEM DRIVER-SIDE FUSE, RELAY MODULE BOX ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FUSE GRN/BLU WIRE HCS PUMP RELAY HORN RELAY HOT AT ALL TIMES OIL COOLER FAN RELAY RED/WHT WIRE SIGNAL PICK-UP, ACTIVATION MODULE WHT/GRN WIRE WINDSHIELD WASHER RELAY WIPER STAGE 1 RELAY WIPER STAGE 2 RELAY WIPER/WASHER SYSTEM YEL/BLU WIRE YEL/BRN WIRE

1 2 3 4 1 POS NEG 1 2 3 4 5 6 2 RELEASE SW RELEASE SW NEG 1 2 3 4 5 6 3 GROUND CAN H ABS MIL BAS MIL BLK WIRE BLK/RED WIRE BLK/WHT WIRE BRAKE ASSIST (BAS) CONTROL MODULE BRAKE BOOSTER (BAS) BRAKE PAD WEAR IND BRN WIRE CAN L DATA LINK COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR FOR DTC ENGINE CONTROLS SYSTEM COMPUTER DATA LINES SYSTEM FUSE 30 FUSE/ RELAY BOX GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER NCA WIRE OUT RED WIRE RED/YEL WIRE RELEASE POS TERMINAL BLOCK 3.2 VIO WIRE WHT WIRE YEL 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

A/C PUSHBUTTON CONTROL MODULE AIR CONTROL MODULE AUXILIARY FAN BLK WIRE BLK/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE COOLANT CIRCULATION PUMP DRIVER 'S SIDE FUSE, RELAY MODULE BOX DUOVALVE FUSE, RELAY BOX FUSE 38 GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES NCA WIRE RED WIRE RED/YEL WIRE WHT WIRE

BRN WIRE ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN CONTROL MODULE FUSE 38 FUSE/ RELAY BOX GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT SIGNAL PICK-UP, ACTIVATION MODULE NCA WIRE RED/WHT WIRE RED/YEL WIRE WHT WIRE