Mercedes-Benz S-class W220 (1998-2005) (at left door sill) 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

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FUSE 64 FUSE 66 GRN WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT ESA CONTROL MODULE (UNDER LEFT FRONT SEAT) LEFT FRONT SEAT BELT BUCKLE MICROSWITCH (IN LEFT FRONT SEAT BELT BUCKLE) LEFT FRONT SEAT BELT COMFORT FEATURE SOLENOID (BASE OF LEFT "B" PILLAR) LEFT REAR SEAT BELT COMFORT FEATURE SOLENOID (BASE OF RIGHT "B" PILLAR) NCA WIRE REAR FUSE/RELAY MODULE (UNDER RIGHT REAR SEAT) REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RED WIRE RED/BRN WIRE RED/VIO WIRE RIGHT FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER RIGHT FRONT SEAT) RIGHT FRONT SEAT BELT BUCKLE MICROSWITCH (IN RIGHT FRONT SEAT BELT BUCKLE) RIGHT FRONT SEAT BELT COMFORT FEATURE SOLENOID (BASE OF RIGHT "B" PILLAR) RIGHT REAR SEAT BELT COMFORT FEATURE SOLENOID (BASE OF LEFT "B" PILLAR) VIO WIRE WHT 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 29 30 DATA LINE POWER GROUND 11 9 DATA LINK CONNECTOR (AT UPPER LEFT FOOTWELL) 15 11 1 BLS BS 3 5 6 7 8 DIAGNOSTIC POWER CAN H CAN L GROUND BLK WIRE BLK/BLU/WHT WIRE BLU WIRE BRN WIRE CAN (-) CAN (+) CAN B L CAN B H COMPUTER DATA LINES SYSTEM ENGINE ELECTRONIC/ CHASSIS RELAY ESP/SPS/BAS CONTROL MODULE (LEFT REAR OF ENG COMPT) ETC CONTROL MODULE (IN RIGHT REAR OF ENGINE COMPT) FUSE 16 FUSE 37 GRN WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ACC, RUN OR START LEFT FRONT FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT FUSE/RELAY MODULE (RIGHT REAR OF ENGINE COMPT) RIGHT FRONT SAM CONTROL MODULE STARTING SYSTEM STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) VIO WIRE WHT WIRE WHT/YEL WIRE