Mercedes-Benz S-class W220 facelift (2002-2005) gry/red Wiring diagrams

1 2 3 4 5 6 7 8 9 10 23 24 25 26 27 28 29 30 DATA LINE 1 2 3 4 5 6 7 8 SHIFT ILLUM MODE SW 2 DIAGNOSTIC 11 9 DATA LINK CONNECTOR (AT UPPER LEFT FOOTWELL) 3-4 2-3 1-2/ SHIFT UP ATOR SHIFT 4-5 VALVE VALVE VALVE VALVE VALVE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE CAN (-) CAN (+) COMPUTER DATA LINES SYSTEM ELECTRONIC SELECTOR LEVER CONTROL MODULE (BASE OF SELECTOR LEVER ASSEMBLY) ENGINE ELECTRONIC/ CHASSIS RELAY ETC CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUSE 37 GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HOT AT ALL TIMES INTERLOCK SWITCH KEYLESS GO CONTROL MODULE KEYLESS GO START/STOP PUSHBUTTON LOCK NCA WIRE POWER CAN H CAN L GROUND POWER GROUND RED/GRY WIRE RED/YEL WIRE RIGHT FRONT FUSE/RELAY MODULE (RIGHT REAR OF ENGINE COMPT) RPM SENSOR 2 RPM SENSOR 3 SHIFT MODUL- VALVE TEMP SENSOR TRANSMISSION MODE SWITCH VALVE UNIT (ELECTRONIC TRANSMISSION CONTROL) VIO/GRY WIRE VIO/YEL WIRE WHT/YEL WIRE

1 11 CAN-B L CAN-B H 1 2 CAN B L CAN B H 1 2 HKL HKL 1 2 HKS HKS 5 20 19 15 LF DOOR RF DOOR LR DOOR RR DOOR BLK WIRE BLK/GRN WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B L CAN B H COMPUTER DATA LINES SYSTEM GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES REAR FUSE/RELAY MODULE (UNDER RIGHT REAR SEAT) FUSE 64 LEFT FRONT BACKREST HEATER ELEMENT LEFT FRONT DOOR SWITCH LEFT FRONT MULTI-CONTOUR BACKREST CONTROL MODULE (UNDER LEFT FRONT SEAT) LEFT FRONT MULTI-CONTOUR BACKREST SWITCH LEFT FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER LEFT FRONT SEAT) LEFT FRONT SEAT CUSHION HEATER ELEMENT LEFT FRONT SEAT CUSHION VENTILATION MOTOR GROUP LEFT FRONT SEATBACK VENTILATION MOTOR GROUP LEFT REAR DOOR SWITCH PASSIVE RESTRAINT SYSTEM REAR SAM CONTROL MODULE (UNDER RIGHT REAR SEAT) RED WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR SWITCH RIGHT REAR DOOR SWITCH SUPPLEMENTAL RESTRAINTS SYSTEM TRNK TRUNK LID MICRO SWITCH VIO WIRE WHT WIRE YEL WIRE

1 2 2 CAN-B L CAN-B H 1 2 3 4 3 (-) AL (-) AL (+) (+) 12 13 17 18 CAN-C L CAN-C H CAN-B L CAN-B H 3 4 1 CAN-B L CAN-B H 30 R FAN 31 E/A BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN-B L CAN-B H 31 30 RK PL FL COMPUTER DATA LINES SYSTEM DRIVER SIDE POWER WINDOW SWITCH GROUP ELECTRONIC CENTER AIR OUTLET CONTROL MODULE (CENTER OF DASH) EXTERIOR LAMP SWITCH GLOVE COMPARTMENT LOCK ILLUMINATION 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/BLU WIRE GRY/RED WIRE GRY/VIO WIRE INSTRUMENT CLUSTER INSTRUMENT ILLUMINATION INSTRUMENT/SEARCHLAMP ILLUMINATION BRIGHTNESS CONTROL REGULATOR LEFT AIR OUTLET ILLUMINATION LEFT FRONT DOOR CONTROL MODULE (IN LEFT FRONT DOOR) LEFT FRONT DOOR ENTRANCE, EXIT LAMP LEFT FRONT DOOR HANDLE ILLUMINATION LEFT FRONT DOOR LOCK SWITCH (CF) LEFT FRONT FUSE/RELAY MODULE LEFT FRONT SAM CONTROL MODULE (IN LEFT FRONT FUSE/RELAY BOX) LOCK NCA WIRE NSL REAR AIR OUTLET ILLUMINATION RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT AIR OUTLET ILLUMINATION SRA SRA 30 NSL NS PR NS PR TELE AID SYSTEM TERMINAL UNLOCK WHT WIRE

1 11 CAN-B L CAN-B H 1 2 CAN B L CAN B H 1 2 HKL HKL 1 2 HKS HKS 5 20 19 15 LF DOOR RF DOOR LR DOOR RR DOOR BLK WIRE BLK/GRY WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B L CAN B H COMPUTER DATA LINES SYSTEM FUSE 66 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT BACKREST HEATER ELEMENT LEFT FRONT DOOR SWITCH LEFT FRONT SEAT CUSHION HEATER ELEMENT LEFT REAR DOOR SWITCH PASSIVE RESTRAINT SYSTEM REAR FUSE/RELAY MODULE (UNDER RIGHT REAR SEAT) REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RED WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR SWITCH RIGHT FRONT MULTI-CONTOUR BACKREST CONTROL MODULE RIGHT FRONT MULTI-CONTOUR BACKREST SWITCH RIGHT FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER RIGHT FRONT SEAT) RIGHT FRONT SEAT CUSHION VENTILATION MOTOR GROUP RIGHT FRONT SEATBACK VENTILATION MOTOR GROUP RIGHT REAR DOOR SWITCH SUPPLEMENTAL RESTRAINTS SYSTEM TRNK TRUNK LID MICRO SWITCH VIO WIRE WHT WIRE YEL WIRE

1 2 1 CAN-B L CAN-B H 1 2 2 CAN-B L CAN-B H 1 2 TRUNK LID SW 1 5 11 15 19 20 3 CAN-B L LF DR SW CAN-B H RR DR SW LR DR SW RF DR SW 12 13 17 18 CAN-C L CAN-C H CAN-B L CAN-B H 3 2 9 10 CAN-B H CAN-B H CAN-B L CAN-B L 3 4 7 8 CAN-B L CAN-B H CAN-C H CAN-C L 31 32 4 LR TURN SIG RR TURN SIG 4 2 HD-SVS 6 7 4 CAN-B L CAN-B H 9 10 1 CAN-B H CAN-B L BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CAN C L CAN C H COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DF VL ELECTRONIC IGNITION- STARTER SWITCH (EIS) CONTROL MODULE (LEFT SIDE OF DASH) ESP/SPS/BAS CONTROL MODULE (IN LEFT FUSE BOX) GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/RED WIRE GRY/VIO WIRE INSTRUMENT CLUSTER INTERIOR CENTRAL LOCKING SYSTEM SWITCH, HAZARD WARNING SYSTEM SWITCH L/R TURN SIG SW LEFT FRONT DOOR SWITCH LEFT FRONT SAM CONTROL MODULE (IN FUSE/RELAY BOX, LEFT SIDE) LEFT FRONT VSS (ON LEFT FRONT WHEELHOUSE) LEFT REAR DOOR SWITCH NCA WIRE PNEUMATIC SYSTEM EQUIPMENT (PSE) CONTROL MODULE (LEFT OF TRUNK) PSE CONTROL MODULE (LEFT SIDE OF TRUNK) REAR SAM CONTROL MODULE (UNDER RIGHT REAR SEAT) REMOTE TRUNK LID OPENING VALVE RIGHT FRONT DOOR SWITCH RIGHT FRONT SAM CONTROL MODULE (IN FUSE/RELAY BOX, RIGHT SIDE) RIGHT REAR DOOR SWITCH STEERING COLUMN MODULE (LEFT INSIDE OF DASH) TRUNK LID CLOSING ASSIST MICRO- SWITCH TRUNK LID EMERGENCY RELEASE SWITCH UPPER CONTROL FIELD CONTROL MODULE (AT TOP CENTER OF DASH) WHT WIRE

1 2 1 CAN-B L CAN-B H 10 9 CAN B L CAN B H 3 4 1 CAN-B L CAN-B H 3 4 7 8 CAN-B L CAN-B H CAN-C H CAN-C L 8 4 3 1 HEAD RESTRAINT RAISE VALVES BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION- STARTER SWITCH (EIS) CONTROL MODULE (LEFT SIDE OF DASH) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEAD RESTRAINT HEIGHT/LOWER ADJUSTMENT SWITCH LEFT FRONT DOOR SWITCH LEFT HEAD RESTRAINT RAISE VALVE LEFT REAR DOOR CONTROL MODULE (IN LEFT REAR DOOR) LEFT REAR DOOR SWITCH LEFT REAR SEAT BELT BUCKLE/BELT COMFORT FEATURE SWITCH MIDDLE HEAD RESTRAINT RAISE VALVE NCA WIRE PSE CONTROL MODULE (ON LEFT SIDE OF TRUNK) REAR HEADREST SWITCH REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RIGHT FRONT DOOR SWITCH RIGHT HEAD RESTRAINT RAISE VALVE RIGHT REAR DOOR CONTROL MODULE (IN RIGHT REAR DOOR) RIGHT REAR DOOR SWITCH RIGHT REAR SEAT BELT BUCKLE/BELT COMFORT FEATURE SWITCH UPPER CONTROL FIELD CONTROL MODULE (AT TOP CENTER OF DASH) WHT WIRE

1 11 8 5 20 CAN-B L CAN-B H 1 2 CAN B L CAN B H 17 18 CAN B L CAN B H 3 4 1 CAN-B L CAN-B H 3 4 7 8 CAN-B L CAN-B H CAN-B H CAN-B L 9 10 3 2 CAN-C L CAN-C H CAN-B H CAN-B L BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM ELECTRIC STEERING COLUMN MOTOR GROUP ELECTRONIC IGNITION-STARTER SWITCH CONTROL MODULE (LEFT SIDE OF DASH) ERGONOMY SWITCH ESC IN/OUT ASSIST SWITCH GROUP FUSE 3 FUSE 4 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEIGHT ADJUSTMENT MOTOR 4 3 HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL MODULE (IN DOOR) LEFT FRONT DOOR SWITCH LEFT FRONT FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) LEFT FRONT SAM CONTROL MODULE LF DOOR RF DOOR LONGITUDINAL ADJUSTMENT MOTOR MEMORY SWITCH/ MEMORY 1/ MEMORY 2/ MULTIFUNCTION DISPLAY NCA WIRE REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RED WIRE RIGHT FRONT DOOR SWITCH STEERING COLUMN DRIVING POSITION SWITCH STEERING COLUMN HEIGHT ADJUSTMENT RELAY 1 STEERING COLUMN HEIGHT ADJUSTMENT RELAY 2 STEERING COLUMN LONGITUDINAL ADJUSTMENT RELAY 1 STEERING COLUMN LONGITUDINAL ADJUSTMENT RELAY 2 WHT WIRE

1 2 2 CAN-B L CAN-B H 1 2 2 COMPUTER DATA LINES SYSTEM CAN-B L CAN-B H 10 3 WP 3 10 9 2 CAN-B H CAN-B H CAN-B L CAN-B L 3 5 SRA 4 1 9 3 2 10 7 5 14 12 8 6 11 12 31 NSL NS RK 30 30 4 3 2 COMPUTER DATA LINES SYSTEM CAN-B L CAN-B H 5 4 3 4 30 R/L SENS SIG 31 6 7 8 27 30 12 9 25 2 15 17 29 13 14 31 32 4 CAN-B L CAN-B H 31 NSL NS RK 30 30 BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CIRCUIT COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXTERIOR LAMP SWITCH FUSE 1 FUSE 10 FUSE 5 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/RED WIRE HEADLAMP CLEANING SWITCH HEADLAMP WASHER PUMP HEATED WASHER HOSE HEATED WASHER NOZZLES HOT AT ALL TIMES HOT IN RUN OR START LEFT FRONT FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE (ABOVE REARVIEW MIRROR) PARK PNK/RED WIRE RAIN/LIGHT SENSOR (TOP CENTER OF DASH) RED WIRE RELAY (HOT IN RUN, ACC, START) SRA PR PL FL NSL AFL STEERING COLUMN MODULE (LEFT SIDE OF DASH) TERMINAL BLOCK, FUSE BOX (CIRCUIT 30, 61) WHT WIRE WINDSHIELD PARK HEATER RELAY WINDSHIELD WASHER PUMP WINDSHIELD WIPER MOTOR WIPER ON/OFF RELAY WIPER PARK POSITION HEATER WIPER STAGE 1-2 RELAY WIPER/ WASHER SWITCH YEL WIRE

ACCELERATOR PEDAL SENSOR (ABOVE PEDAL ASSEMBLY) ACTIVATED CHARCOAL FILTER SHUTOFF VALVE APS VLV VIMS VLV BLK/BRN WIRE BLU WIRE BLU/GRY WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DATA LINK CONNECTOR (UPPER LEFT FOOTWELL) DIAG EGR ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) FTP - CAN L FTP SIG P- P+ FUEL INJECTORS FUEL PUMP ACF VLV AIR PUMP FAN FUEL TANK PRESSURE SENSOR (CENTER FRONT OF TRUNK) FUSE 1 FUSE 3 GEN GENERATOR GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/PNK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INJ 2 INJ 4 INJ 8 INJ 3 INJ 6 INJ 7 NCA WIRE P- SIG SIG RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SHIFTING INDUCTION PIPE SWITCHOVER VALVE TERMINAL BLOCK, FUSE BOX (CIRCUIT TERMINAL BLOCK, FUSE BOX (CIRCUIT 30, 61) (RIGHT SIDE OF TRUNK) TNA VIO/GRN WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLU WIRE YEL/GRN WIRE