Mercedes-Benz S-class W220 (1998-2005) (right footwell) Wiring diagrams

ACTIVE CHARCOAL FILTER FLAP ADJUSTMENT MOTOR AIR DISTRIBUTION (UP/DOWN) ACTUATOR MOTOR (W/REAR A/C) (BEHIND CENTER OF DASH) BLK WIRE BLK/BRN/VIO WIRE BLK/PNK WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE CAN-BL CAN-BH COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP ELECTRONIC CENTER AIR OUTLET CONTROL MODULE (CENTER OF DASH) ELECTRONIC STEPPER MOTOR CONTROL MODULE (IN CENTER CONSOLE) FRESH AIR/ RECIRCULATED AIR ACTUATOR MOTOR GRN WIRE GRY WIRE GRY/BLU WIRE LEFT AIR OUTLET ILLUM- INATION LEFT CENTER VENT DIVERTER FLAP ACTUATOR MOTOR LEFT CENTER VENT TEMPERATURE CONTROL ACTUATOR MOTOR LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR LEFT DUOVALVE LEFT FOOTWELL FLAP ACTUATOR MOTOR NCA WIRE PNK WIRE REAR A/C CONTROL MODULE (W/REAR A/C) (FRONT CENTER CONSOLE) REAR AUXILIARY HEATER SUPPLY UNIT (W/REAR A/C) REAR REFRIGERANT SHUT-OFF VALVE (W/REAR A/C) (AT LEFT FRONT WHEELHOUSE) RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT AIR OUTLET ILLUM- INATION RIGHT CENTER VENT DIVERTER FLAP ACTUATOR MOTOR RIGHT CENTER VENT TEMPERATURE CONTROL ACTUATOR MOTOR RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR RIGHT DUOVALVE RIGHT FOOTWELL FLAP ACTUATOR MOTOR SOLID STATE VIO WIRE WHT WIRE YEL WIRE

10 9 3 2 7 6 CAN H CAN L CAN H CAN L 30 31 19 20 21 22 P- 3 6 M+ M- ACCEL/SET ACCELERATOR PEDAL SENSOR (ABOVE PEDAL ASSEMBLY) BLK WIRE BLU WIRE BLU/GRY WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN H CAN L P- SIG SIG P- P+ COCKPIT FUSE BOX (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CTRL CONTACT DECEL/SET ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) FUSE 78 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES MEMORY RECALL NCA WIRE OFF RED WIRE STEERING COLUMN MODULE (TOP OF STEERING COLUMN) THROTTLE VALVE ACTUATOR (REAR TOP CENTER OF ENGINE) VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE YEL WIRE

1 10 2 CAN-C L CAN-C H DIAG 1 5 2 CAN-C H CAN-C L DIAG 11 1 32 29 CAN-C L CAN-C H DIAG DIAG 12 13 11 CAN-C L CAN-C H DIAG 3 7 6 DIAG CAN-C L CAN-C H 8 7 2 CAN-C L CAN-C H DIAG 9 10 CAN-C L CAN-C H AIRMATIC CONTROL MODULE BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE CAN C L CAN C H CAN-D L CAN-D H 30 CAN-C L CAN-C H CAN-B L CAN-B H CENTRAL GATEWAY CONTROL MODULE COCKPIT FUSE BOX (RIGHT SIDE OF DASH) COMAND OPERATING, DISPLAY, CONTROL MODULE DATA LINK CONNECTOR (DLC) (AT UPPER LEFT FOOTWELL) DIAG DTR CONTROL MODULE ELECTRONIC IGNITION- STARTER SWITCH (EIS) CONTROL MODULE ELECTRONIC SELECTOR LEVER CONTROL MODULE ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) ESP/SPS/BAS CONTROL MODULE ETC CONTROL MODULE GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HIGH/LOW BUS CIRCUIT HOT AT ALL TIMES FUSE 81 HOT AT ALL TIMES FUSE 83 HOT IN RUN OR START FUSE 84 INSTRUMENT CLUSTER RED/BLU WIRE RED/VIO WIRE STEERING COLUMN MODULE TELE AID CONTROL MODULE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/GRN WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 1 GND DATA- 1 2 3 4 5 6 7 8 2 CAN H DIAG 11 1 CAN-C L CAN-C H 87 CAN L BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA DISTRONIC (DTR) CONTROL MODULE (RIGHT FRONT FOOTWELL, UNDER STEP PLATE) DTR RADAR SENSOR (FRONT CENTER OF ENG COMPT) ENGINE CONTROL MODULE (ME-SFI) FUSE 36 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES NCA WIRE RED WIRE RIGHT FRONT FUSE/RELAY MODULE (RIGHT REAR OF ENGINE COMPT) SHLD VF+ WHT WIRE YEL WIRE

1 11 CAN-B L CAN-B H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 CAN-C L DIAG 1 2 CAN B L CAN B H 12 13 17 18 CAN-C L CAN-C H CAN-B L CAN-B H 15 CAN-C H 3 10 9 2 CAN-B H CAN-B H CAN-B L CAN-B L 30 30 RK NS NSL 31 FSB CAN-B L CAN-B H 4 1 9 3 2 10 7 5 14 12 8 6 13 11 31 NSL NS RK 30 30 BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (DLC) (AT UPPER LEFT FOOTWELL) EXTERIOR LAMP SWITCH FL PL PR SRA FOG LAMP FUSE 40 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE ADJUSTMENT CONTROL MODULE HIGH BEAM INDICATOR LAMP HIGH BEAM LAMP HIGH BEAM LAMP FOG LAMP HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FOOTWELL) LEFT FRONT SAM CONTROL MODULE (IN LEFT FRONT FUSE/RELAY BOX) LEFT HEADLAMP RANGE ADJUSTMENT MOTOR LEFT HEADLAMP UNIT LOW BEAM LAMP LEFT TAILLAMP UNIT REAR FOG LAMP LOW BEAM LAMP LOW BEAM SWITCH PARKING BRAKE SWITCH (ON PARKING BRAKE LEVEL BRACKET) REAR SAM CONTROL MODULE (UNDER RIGHT REAR SEAT) RED WIRE RED/YEL WIRE RIGHT FRONT FUSE/RELAY MODULE (RIGHT REAR OF ENGINE COMPT) RIGHT FRONT SAM CONTROL MODULE (IN RIGHT FRONT FUSE/ RELAY BOX) RIGHT HEADLAMP RANGE ADJUSTMENT MOTOR RIGHT HEADLAMP UNIT SRA PR PL FL STEERING COLUMN MODULE (LEFT SIDE OF DASH) WHT WIRE YEL WIRE

1 2 2 CAN-B L CAN-B H 10 4 HORN GND 10 9 3 2 CAN H CAN L CAN H CAN L BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FANFARE HORNS FANFARE RELAY FUSE 28 GRN WIRE GRN/WHT WIRE HORN/ AIRBAG CLOCK SPRING CONTACT HOT AT ALL TIMES HOT IN RUN OR START LEFT FANFARE HORN SWITCH LEFT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP NCA WIRE RED WIRE RIGHT FANFARE HORN SWITCH RIGHT FRONT FUSE, RELAY BOX (RIGHT REAR OF ENGINE COMPT) RIGHT FRONT SAM CONTROL MODULE (IN RIGHT FRONT FUSE/ RELAY BOX) RIGHT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP STEERING COLUMN MODULE WHT WIRE YEL WIRE

1 2 2 CAN-B L CAN-B H 1 2 3 4 5 6 7 8 9 31 ART 1 2 3 4 CAN-B H CAN-B L 30 31 11 1 CAN-C L CAN-C H 6 7 18 4 9 3 CAN-B L CAN-B H BRK FLUID ABS MIL AKSE AMBIENT TEMP GND AMBIENT TEMP SIG ART AUDIBLE TURN SIGNAL INDICATOR BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE CYLINDER RESERVOIR) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COCKPIT FUSE BOX (RIGHT SIDE OF DASH) COMFORT, SPORT SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (BENEATH LEFT SIDE OF DASH) DISTRONIC WARNING INDICATOR ECT GAUGE ELECTRONIC CLOCK ELECTRONIC SPEEDO- METER ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) ENGINE DIAGNOSTICS INDICATOR ESP UNLOCK OFF CL SWITCH INTERNAL SWITCH ESP WARNING INDICATOR FUEL LEVEL/ RESERVE INDICATOR FUSE 79 FUSE 84 FUSE 85 GEAR INDICATOR GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HAZARD WARNING SWITCH HIGH BEAM INDICATOR HOT AT ALL TIMES HOT AT ALL TIMES COCKPIT FUSE BOX (RIGHT SIDE OF DASH) FUSE 80 HOT IN ACC, RUN OR START HOT IN RUN OR START INSTRUMENT CLUSTER INSTRUMENT ILLUMINATION INSTRUMENT/SEARCHLAMP ILLUMINATION BRIGHTNESS CONTROL REGULATOR LEFT FRONT SAM CONTROL MODULE (IN LEFT FRONT FUSE/RELAY BOX) LEFT TURN SIGNAL INDICATOR LEVEL LOCK CL ADJUSTMENT INTERIOR SWITCH SWITCH, ATA IND LOW BRAKE FLUID LEVEL/ PARKING BRAKE INDICATOR MULTIFUNCTION INDICATOR OUTSIDE TEMPERATURE INDICATOR PARKING BRAKE SWITCH (ON PARKING BRAKE LEVER BRACKET) PNK WIRE PRK BRK REAR PTS BLIND OFF SWITCH SWITCH RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT TURN SIGNAL INDICATOR SRS INDICATOR SUPPLEMENTAL RESTRAINTS SYSTEM TACHO- METER TS REAR OFF HEAD SWITCH RESTRAINTS SWITCH UPPER CONTROL PANEL CONTROL MODULE (CENTER OF DASH) WARNING BUZZER WHT/BLU WIRE YEL WIRE

AIR CONDITIONING SYSTEM BLK WIRE BLK/GRN WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CIRCUIT 15 RELAY COMPUTER DATA LINES SYSTEM ENGINE COOLANT LEVEL SWITCH ENGINE ELECTRONIC/ CHASSIS RELAY FANFARE RELAY GRY WIRE GRY/BLK WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES LEFT FRONT FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) LEFT FRONT SAM CONTROL MODULE NCA WIRE PNK/RED WIRE RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT FRONT FUSE/RELAY MODULE (RIGHT REAR OF ENGINE COMPT) RIGHT FRONT SAM CONTROL MODULE STARTING/CHARGING SYSTEM WHT WIRE WIPER/WASHER FLUID LEVEL SWITCH WIPER/WASHER SYSTEM YEL WIRE

AIR PUMP (TOP FRONT SIDE OF ENGINE) AIR PUMP RELAY BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE COOLING FANS SYSTEM ENGINE ELECTRONICS/ CHASSIS RELAY FUEL PUMP RELAY FUSE 29 FUSE 30 FUSE 31 FUSE 49 FUSE 52 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE PURGE CONTROL VALVE (LEFT REAR OF ENGINE COMPT) REAR FUSE/RELAY MODULE (UNDER RIGHT REAR SEAT) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FUSE/ RELAY MODULE (RIGHT REAR OF ENGINE COMPT) RIGHT FRONT SAM CONTROL MODULE THROTTLE VALVE ACTUATOR (REAR TOP CENTER OF ENGINE) VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/BRN 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/WHT WIRE BRN/YEL WIRE CKP INJ 1 INJ 5 COCKPIT FUSE BOX (RIGHT SIDE OF DASH) FUSE 78 CYLINDER IGNITION COILS ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES MAF SENS - PRESS SIG MAF SIG MAF - CKP OIL SENS R KS - L KS SIG CLEAR PNK WIRE PNK/BLK WIRE PURGE RADIO INTERFERENCE SUPPRESSION CAPACITORS (TOP OF ENGINE) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE TO SPARK PLUGS VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE YEL/WHT WIRE