Mercedes-Benz S-class W220 (1998-2005) (right side of eng compt) Wiring diagrams

1 11 8 5 20 19 15 CAN-B L CAN-B H EDW LF DOOR RF DOOR LR DOOR RR DOOR 1 11 CAN-B H CAN-B L 1 2 1 CAN-B L CAN-B H 1 2 2 CAN-B L CAN-B H 1 2 CAN B L CAN B H 3 4 1 CAN-B L CAN-B H 3 4 2 CAN-B H CAN-B L 3 4 7 8 CAN-B L CAN-B H CAN-B H CAN-B L 6 7 3 4 CAN-B L CAN-B H EDW ALARM SIREN (W/ AUXILIARY BATTERY) (REAR OF LEFT FRONT WHEELWELL) ANTI- TOW RELAY ANTI-TOW ATA (EDW) INCLINATION SENSOR (BENEATH RIGHT REAR SEAT) ATA HOOD SWITCH (FRONT CENTER OF ENG COMPT) BLK WIRE BLK/RED WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR CORNER OF ENGINE COMPT) FUSE 2 FUSE 51 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/VIO WIRE HOOD HOT AT ALL TIMES LEFT FOOTWELL) LEFT FRONT DOOR CONTROL MODULE (IN DOOR) LEFT FRONT DOOR SWITCH LEFT FRONT IR RECEIVER (IN HANDLE) LEFT FRONT SAM CONTROL MODULE (IN LEFT FRONT FUSE/RELAY BOX) LEFT REAR DOOR SWITCH OVERHEAD CONTROL PANEL CONTROL MODULE (ABOVE CENTER REARVIEW MIRROR) REAR FUSE/ RELAY MODULE (UNDER RIGHT REAR SEAT) REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL MODULE (IN DOOR) RIGHT FRONT DOOR SWITCH RIGHT FRONT IR RECEIVER (IN HANDLE) RIGHT FRONT SAM CONTROL MODULE (IN RIGHT FRONT FUSE/RELAY BOX) RIGHT REAR DOOR SWITCH TERMINAL BLOCK, FUSE BOX TRNK TRUNK LID MICRO SWITCH TS/IMS/ATA FUNCTION INDICATOR SWITCH ULTRASONIC ECHOLOT SENSOR UPPER CONTROL FIELD CONTROL MODULE (TOP CENTER OF DASH) VIO WIRE WHT WIRE WHT/GRN WIRE WHT/PNK WIRE

1 2 2 6 7 4 CAN-B L CAN-B H 2 13 3 REFRIG TEMP SENS SIG REFRIG TEMP SENS GND A/C SYSTEM BLOWER UNIT AAC MULTIFUNCTION SENSOR (RIGHT REAR OF ENG COMPT) AAC PUSHBUTTON CONTROL MODULE (FRONT CENTER CONSOLE) AAC SUN SENSOR BLK WIRE BLK/BLU WIRE BLK/PNK WIRE BLOWER MOTOR BLOWER REGULATOR BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B L CAN B H COCKPIT FUSE BOX (2004-5) (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENG COMPT) ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN (FRONT CENTER OF ENGINE) EVAPORATOR TEMPERATURE SENSOR FUSE 23 FUSE 82 FUSE 33 FUSE 47 FUSE 68 GRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL/VIO WIRE HEATER SUPPLY UNIT HOT AT ALL TIME HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE/ RELAY MODULE (UNDER RIGHT REAR SEAT) FUSE 69 HOT IN ON OR START LEFT DUOVALVE LEFT FRONT FUSE/RELAY MODULE (2003) (LEFT REAR OF ENGINE COMPT) LEFT FRONT SAM CONTROL MODULE (IN FUSE/RELAY BOX, LEFT SIDE) LEFT REAR HEATER CORE TEMPERATURE SENSOR (W/REAR A/C) NCA WIRE REAR A/C ELECTRONIC BLOWER REGULATOR (W/REAR A/C) REAR BLOWER MOTOR (W/REAR A/C) REAR EVAPORATOR TEMPERATURE SENSOR (W/REAR A/C) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT DUOVALVE RIGHT FRONT SAM CONTROL MODULE (IN FUSE RELAY BOX, RIGHT SIDE) RIGHT FUSE/ FRONT RELAY MODULE (LEFT REAR OF ENGINE COMPT) RIGHT HEATER CORE TEMPERATURE SENSOR RIGHT REAR HEATER CORE TEMPERATURE SENSOR (W/REAR A/C) SOLID STATE TERMINAL BLOCK, FUSE BLOCK (CIRCUIT 30, 61) FUSE 3 VIO WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

1 2 1 CAN-B L CAN-B H 1 2 2 6 7 8 27 28 12 9 25 2 15 17 29 13 14 31 32 4 6 1 3 CAN-B L CAN-B H 1 2 2 CAN-B L CAN-B H 10 3 CHMSL 12 1 3 LF MARKER LF PARK 12 13 14 15 16 L/R TURN FLASH/HIGH BEAM LOW BEAM WASH WIPE 15 11 1 BLS BS 17 18 12 13 CAN-B L CAN-B H CAN-B L CAN-B H COMPUTER DATA LINES SYSTEM 3 1 LF TURN 3 10 9 2 CAN-B H CAN-B H CAN-B L CAN-B L 4 1 9 3 2 10 7 5 14 12 8 6 13 11 31 NSL NS RK 30 30 6 1 LF TURN 8 4 2 R LICENSE L LICENSE AUXILIARY TAIL LAMP LEFT LICENSE PLATE LAMP BLK WIRE BLK/BLU/WHT WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CAN B L CAN B H CAN-B L CAN-B H 31 NSL NS RK 30 30 CENTER HIGH MOUNTED STOP LAMP COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXTERIOR LAMP SWITCH FOG LAMP AUXILIARY TAIL LAMP STOP LAMP FUSE 16 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SWITCH HOT IN RUN, ACC OR START INSTRUMENT CLUSTER LEFT FRONT FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) LEFT FRONT SAM CONTROL MODULE (IN LEFT FRONT FUSE/RELAY BOX) LEFT HEADLAMP UNIT LEFT SIDE MARKER LAMP LEFT TAILLAMP UNIT LEFT TURN IND LF MARKER LF PARK PNK 1 WIRE REAR SAM CONTROL MODULE (UNDER RIGHT REAR SEAT) RED WIRE RED/BLK WIRE RIGHT FRONT SAM CONTROL MODULE (IN RIGHT FUSE/ RELAY BOX) RIGHT HEADLAMP UNIT RIGHT LICENSE PLATE LAMP RIGHT SIDE MARKER LAMP RIGHT TAILLAMP UNIT RIGHT TURN IND SOUNDER- SRA PR PL FL SRA PR PL FL PL FL STANDING/ PARKING LAMP STARTING SYSTEM STEERING COLUMN MODULE (LEFT SIDE OF DASH) STOPLAMP SWITCH (ON TOP OF BRAKE PEDAL) TAIL/ PARK LAMP BACK- UP LAMP STOP LAMP TURN LAMP TURN SIGNAL LAMP TURN SIGNAL LAMP TAIL/ PARK LAMP BACK- UP LAMP UPPER CONTROL FIELD CONTROL MODULE (TOP CENTER OF DASH) VIO WIRE 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

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

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