Mercedes-Benz E-class W210/S210 facelift (1999-2003) nca Wiring diagrams

ASR/ETS/ESP HYDRAULIC UNIT BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/WHT WIRE BRAKE BOOSTER (BAS) BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FUSE, RELAY MODULE BOX ESP BRAKE PRESSURE SENSOR ESP/SPS/BAS CONTROL MODULE (RIGHT REAR OF ENGINE COMPT, IN MODULE BOX) FRONT AXLE VACUUM FRONT FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE 19 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HIGH PRESSURE/ RETURN PUMP FRONT AXLE SWITCHOVER HIGH PRESSURE/ RETURN PUMP RELAY MODULE HOT AT ALL TIMES LEFT FOOTWELL) LEFT FRONT BRAKE PAD WEAR SENSOR (ON BRAKE CALIPER) LEFT FRONT HOLD LEFT FRONT RELEASE LEFT FRONT VSS SENSOR (BEHIND WHEEL HUB ASSEMBLY) LEFT REAR HOLD LEFT REAR RELEASE NCA WIRE PNK WIRE PNK/GRN WIRE PNK/WHT WIRE REAR AXLE SWITCHOVER REAR AXLE VACUUM RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELEASE SWITCH RIGHT FRONT HOLD RIGHT FRONT RELEASE RIGHT REAR HOLD RIGHT REAR RELEASE SOLENOID VALVE SPS SOLENOID VALVE (ON STEERING RACK) TERMINAL BLOCK TRAVEL SENSOR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ABS LATERAL ACCELERATION PRESSURE SENSOR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE DATA LINK CONNECTOR (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION LOCK CONTROL MODULE ESP OFF SWITCH ESP YAW RATE SENSOR ESP/SPS/BAS CONTROL MODULE (RIGHT REAR OF ENGINE COMPT, IN MODULE BOX) ETC/ ADS FUSE TRACTION SYSTEM FUSE FRONT FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE 4 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HOT AT ALL TIMES HOT IN RUN OR START ILLUMINATION CONTROL MODULE LEFT REAR VSS SENSOR (BEHIND WHEEL HUB ASSEMBLY) NCA WIRE PASSENGER'S SIDE FUSE/ RELAY MODULE BOX PNK/RED WIRE POLARITY PROTECTION RELAY RADIO RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR BRAKE PAD WEAR SENSOR RIGHT REAR VSS SENSOR (BEHIND WHEEL HUB ASSEMBLY) STEERING ANGLE SENSOR PARKING BRAKE SWITCH STOP LAMP SUPPRESSION RELAY MODULE STOP LAMP SWITCH ULTRASONIC PTS CONTROL MODULE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 DIAG 30 15 DATA 31 PUMP VALVE A/C COMPRESSOR AAC CONTROL UNIT, MODULE AUX FAN BLK/RED WIRE BLK/YEL/GRN WIRE BLK/YEL/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED 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 L CMPR CLTCH COOLANT CIRCULATION PUMP DATA DATA LINK CONNECTOR (DLC) (DTC READOUT) (PARTIAL) DRIVER-SIDE FUSE, RELAY MODULE BOX DUOVALVE ELECTRONIC IGNITION- STARTER SWITCH (EIS) CONTROL MODULE EMISSIONS SENSOR EVAP EVAPORATOR TEMPERATURE SENSOR FUSE 7 FUSE, RELAY BOX FUSE 4 GRN/BLK WIRE GRN/BLU WIRE GRY/GRN WIRE GRY/PNK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEATER CORE TEMPERATURE SENSOR HOT AT ALL TIMES HOT IN RUN, START IN-CAR INSTRUMENT CLUSTER LED RWD LEFT FRONT SIGNAL PICKUP, ACTIVATION MODULE (SAM) NCA WIRE PNK/GRN WIRE R VALVE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE REFRIGERANT PRESSURE SENSOR REFRIGERANT TEMPERATURE SENSOR RWD SW SMOG REF TEMP SOLID STATE SUN REF PRESS SUN SENSOR SWITCHOVER VALVE BLOCK WHT/PNK WIRE YEL/BLU WIRE

A/C SYSTEM BLOWER UNIT ACTIVATED CHARCOL FILTER FLAP ACTUATOR MOTOR AUXILIARY/ ELECTRICAL COOLING FAN CONTROL MODULE BLK/RED WIRE BLK/WHT WIRE BLK/YEL/GRN WIRE BLK/YEL/WHT WIRE BLOWER MOTOR BLOWER REGULATOR BRN WIRE BRN/WHT WIRE BRN/YEL WIRE ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN FUSE, RELAY BOX FUSE 20 GRY/YEL WIRE HOT AT ALL TIMES IN-CAR TEMPERATURE SENSOR MOTOR NCA WIRE PWM RED WIRE RED/BLK WIRE SENSOR SOLID STATE TERMINAL BLOCK WHT/PNK WIRE YEL/BLU WIRE

AUXILIARY/ ELECTRICAL COOLING FAN CONTROL MODULE BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN FUSE, RELAY BOX (ON LEFT REAR OF ENGINE COMPARTMENT) FUSE 20 HOT AT ALL TIMES LEFT FRONT SIGNAL PICKUP, ACTIVATION MODULE NCA WIRE PWM 15 RED WIRE RED/BLK WIRE YEL WIRE YEL/BLU WIRE

ANTI-LOCK BRAKE SYSTEM BLK WIRE BLK/RED WIRE BLK/RED/WHT WIRE BLK/VIO WIRE BLK/VIO/WHT WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE CENTER HIGH MOUNTED STOP LAMP COMBINATION SWITCH ELECTRONIC IGNITION - STARTER SWITCH CONTROL MODULE EXTERIOR LIGHTS SYSTEM (BACK-LAMPS CIRCUIT) FUSE 3 FUSE 7 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLK/VIO WIRE GRY/BLK/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/RED/VIO WIRE GRY/RED/WHT WIRE GRY/VIO WIRE GRY/VIO/WHT WIRE GRY/YEL WIRE GRY/YEL/WHT WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM (FOG LIGHTS) HOT AT ALL TIMES HOT IN ACCY, RUN, OR START ILLUMINATION CONTROL MODULE (BEHIND LEFT SIDE OF DASH, PART OF HEADLIGHT SWITCH) INSTRUMENT CLUSTER SYSTEM LEFT FOOTWELL) LEFT HEADLAMP UNIT LEFT LICENSE PLATE LAMP LEFT SIDE MARKER LAMP NCA WIRE PARK LAMP PARKTRONIC SYSTEM (PTS) CONTROL MODULE PNEUMATIC SYSTEM EQUIPMENT CONTROL MODULE (BELOW RIGHT REAR SEAT) PNK/RED WIRE RED WIRE RIGHT HEADLAMP UNIT RIGHT LICENSE PLATE LAMP RIGHT SIDE MARKER LAMP SEDAN, LIMOUSINE STOP LAMP SUPRESSION RELAY MODULE STOP LAMP SWITCH TERMINAL BLOCK TURN SIGNAL SWITCH VIO WIRE VIO/YEL WIRE W/ ELECTRONIC STABILITY W/O ELECTRONIC STABILITY WAGON WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 3 (SEDAN, LIMOUSINE) (WAGON) BLK/WHT WIRE BLU/WHT WIRE BRN WIRE COMBINATION SWITCH ELECTRONIC IGNITION - STARTER SWITCH CONTROL MODULE FRONT FUSE/ RELAY BOX FUSE 3 GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HI BEAM LAMP HI BEAM LAMP LO BEAM LAMP HIGH BEAM INDICATOR HOT IN ACCY, RUN AND START ILLUMINATION CONTROL MODULE (BEHIND LEFT SIDE OF DASH, PART OF HEADLIGHT SWITCH) INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LEFT FOG LAMP RIGHT FOG LAMP LEFT HEADLAMP UNIT LEFT TAILLAMP UNIT REAR FOG LAMP LO BEAM LAMP NCA WIRE PNK/RED WIRE RIGHT HEADLAMP UNIT STANDING PARK LAMP VIO WIRE WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

1 3 (SEDAN, LIMOUSINE) (WAGON) 3 1 VSS BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE COMBINATION SWITCH DATA LINK CONNECTOR (DLC) (LEFT REAR OF ENGINE COMPT) ELECTRONIC IGNITION - STARTER SWITCH CONTROL MODULE FRONT AXLE LEVEL SENSOR (UNDERSIDE OF VEHICLE, ON FRONT SUSPENSION) FRONT FUSE/ RELAY BOX FUSE 15 FUSE 3 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLIGHT RANGE ADJUSTMENT CONTROL MODULE (UNDER LEFT SIDE OF REAR SEAT) HIGH BEAM INDICATOR HIGH BEAM LAMP HOT IN ACCY, RUN AND START HOT IN RUN AND START ILLUMINATION CONTROL MODULE (BEHIND LEFT SIDE OF DASH, PART OF HEADLIGHT SWITCH) INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LAMP LEFT FOG LAMP LEFT HEADLAMP UNIT LEFT TAILLAMP UNIT REAR FOG LAMP LOW BEAM XENON LAMP NCA WIRE PNK/RED WIRE REAR AXLE LEVEL SENSOR (UNDERSIDE OF VEHICLE, ON REAR SUSPENSION) RIGHT FOG LAMP RIGHT HEADLAMP UNIT STANDING/ PARKING LAMP STANDING/ PARKING LAMP HIGH BEAM VIO WIRE WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL/BLK 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 F PMP BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLU/BRN 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 CRASH DIAG DRIVER-SIDE FUSE, RELAY MODULE BOX ELECTRONIC IGNITION LOCK CONTROL MODULE ENGINE CONTROL MODULE (ME-SFI) (IN MODULE BOX, ON RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE LAMBDA TN 50 LEFT OXYGEN SENSOR 1 (BEFORE TWC) (ON EXHAUST PIPE) LEFT OXYGEN SENSOR 2 (AFTER TWC) (ON EXHAUST PIPE) NCA WIRE PEDAL VALUE SENSOR (ON LEFT REAR CORNER OF ENGINE COMPT) PNK/RED WIRE PURGE CONTROL VALVE (ON LEFT SIDE, FRONT OF ENGINE COMPT) PWM 31 31 RED WIRE RED/BLU WIRE RED/BLU/WHT WIRE RED/GRN WIRE RIGHT OXYGEN SENSOR 1 (BEFORE TWC) (ON EXHAUST PIPE) RIGHT OXYGEN SENSOR 2 (AFTER TWC) (ON EXHAUST PIPE) SIGNAL PICKUP, ACTIVATION MODULE SRS CONTROL MODULE (IN FRONT OF TRANSMISSION SHIFT LEVER) ST ENA STARTING SYSTEM TNK PRES TRANSMISSION CONTROL MODULE (IN MODULE BOX, ON RIGHT REAR OF ENGINE COMPT) VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 M- M+ AIR BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COIL 2 COIL 6 COIL 6 COIL 2 COIL 1 COIL 1 COIL 4 COIL 4 COIL 5 COIL 5 COIL 3 COIL 3 COM ETC ECT SENSOR (TOP FRONT OF ENGINE) ENGINE CONTROL MODULE (ME-SFI) (IN MODULE BOX, ON RIGHT REAR OF ENGINE COMPT) FUEL INJECTORS GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE IGN COIL 1 IGN COIL 2 IGN COIL 3 IGN COIL 4 IGN COIL 5 IGN COIL COIL 6 LEFT KNOCK SENSOR 1 MAP SIG NCA WIRE OIL SENSOR PASSENGER- SIDE FUSE, RELAY MODULE BOX PNK CMP SHIELD KS (L) SHIELD KS (R) HFM+ HFM HFM- WIRE PNK WIRE PNK/WHT WIRE PRESSURE SENSOR RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT KNOCK SENSOR 2 TO SPARK PLUGS TO SPARK PLUGS TO SPARK PLUGS VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/GRN WIRE YEL/WHT WIRE