Mercedes-Benz S-class AMG W220 (1999-2002) computer data lines system Wiring diagrams

A/C MULTI- FUNCTION SENSOR A/C SYSTEM BLOWER UNIT AAC CONTROL UNIT, MODULE BLK WIRE BLK/BLU WIRE BLK/PNK WIRE BLK/VIO WIRE BLOWER MOTOR BLOWER REGULATOR BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC CENTER AIR OUTLET CONTROL MODULE ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR CORNER OF ENG COMPT) ENGINE/CLIMATE CONTROL ELECTRIC COOLING FAN EVAPORATOR TEMPERATURE SENSOR (ON HVAC UNIT) FUSE 23 FUSE 33 FUSE 35 FUSE 47 FUSE 48 GRN WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL/VIO WIRE HEATER SUPPLY UNIT HOT AT ALL TIMES HOT IN RUN OR START LEFT AIR OUTLET ILLUMINATION LEFT FUSE BOX LEFT HEATER CORE TEMPERATURE SENSOR (ON HVAC UNIT) QUADRUPLE SUN SENSOR FOR A/C (ON CENTER REAR OF HOOD) RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT AIR OUTLET ILLUMINATION RIGHT FRONT FUSE/ RELAY MODULE RIGHT FRONT SAM CONTROL MODULE (IN RIGHT FUSE BOX) RIGHT FUSE BOX RIGHT HEATER CORE TEMPERATURE SENSOR (ON HVAC UNIT) SUCTION COOLING FAN CONTROL MODULE (BELOW RIGHT HEADLIGHT, BEHIND BUMPER) VIO WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

ABS LATERAL ACCELERATION PRESSURE SENSOR ABS MIL INDICATOR BLK WIRE BLK/BLU WIRE BLK/BLU/WHT WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BRN/GRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ESP WARNING INDICATOR ESP YAW RATE SENSOR (UNDER RIGHT REAR SEAT) ESP/SPS/BAS CONTROL MODULE (IN LEFT FUSE BOX) FRONT FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE 16 FUSE 22 FUSE 34 GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FUSE BOX (LEFT REAR OF ENGINE COMPT) LEFT REAR VSS (LEFT REAR SUSPENSION KNUCKLE) NCA WIRE REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FUSE BOX (RIGHT REAR OF ENGINE COMPT) RIGHT REAR VSS (RIGHT REAR SUSPENSION KNUCKLE) STOPLIGHT SWITCH (ON BRAKE PEDAL SUPPORT) WHT WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 11 8 5 20 19 15 CAN-B L CAN-B H EDW LF DOOR RF DOOR LR DOOR RR DOOR 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 11 12 CAN-B H CAN-B L 3 2 7 8 CAN-B L CAN-B H CAN-B H CAN-B L 3 4 1 CAN-B H CAN-B L 3 4 1 CAN-B L CAN-B H 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 TOW SENSOR (BENEATH RIGHT REAR SEAT) 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 (RIGHT REAR CORNER OF ENGINE COMPT) ENGINE HOOD SWITCH 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 LOCK SWITCH LEFT FRONT DOOR SWITCH LEFT FRONT IR RECEIVER (IN HANDLE) LEFT REAR DOOR SWITCH LOCK REAR FUSE/ RELAY MODULE (RIGHT REAR CORNER OF ENGINE COMPT) REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) RED WIRE RED/BLU WIRE RED/GRN 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 FUSE BOX, RIGHT REAR OF ENGINE COMPT) RIGHT REAR DOOR SWITCH ROOF CONTROL UNIT CONTROL MODULE (ABOVE CENTER REARVIEW MIRROR) TERMINAL BLOCK, FUSE BOX TRNK TRUNK LID MICRO SWITCH TS/IMS/ATA FUNCTION INDICATOR SWITCH ULTRASONIC ECHOLOT SENSOR UNLOCK UPPER CONTROL FIELD CONTROL MODULE (TOP CENTER OF DASH) VIO WIRE WHT WIRE WHT/GRN WIRE WHT/PNK WIRE

3 6 7 4 8 2 30 CAN H CAN L CAN H CAN L 31 ACCEL/SET BLK WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CTRL CONTACT DECEL/SET ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) FUSE 25 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LEFT FUSE BOX (LEFT REAR OF ENGINE COMPT) MEMORY RECALL NCA WIRE OFF PEDAL VALUE SENSOR (AT TOP OF ACCEL PEDAL) RED/YEL WIRE THROTTLE VALVE SETTING ELEMENT (ON THROTTLE BODY, ON CENTER REAR OF ENGINE) VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE YEL WIRE

1 2 2 6 7 4 3 14 3 CAN-B L CAN-B H 3 4 7 8 CAN-B L CAN-B H CAN-C H CAN-C L AAC CONTROL UNIT, MODULE BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRN WIRE CAN B L CAN B H CAN C H CAN C L COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION- STARTER SWITCH (EIS) CONTROL MODULE ESP/SPS/BAS CONTROL MODULE (IN LEFT FUSE BOX) FUSE 53 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INTERIOR AIR TEMPERATURE SENSOR LEFT "C" PILLAR) LEFT FRONT SAM CONTROL MODULE (IN LEFT FUSE BOX) LEFT FRONT VSS (ON LEFT FRONT STEERING KNUCKLE) NCA WIRE REAR FUSE BOX REAR FUSE, RELAY MODULE REAR SAM CONTROL MODULE REAR WINDOW DEFROST ELEMENT REAR WINDOW HEATER RELAY REAR WINDOW HEATER SWITCH ROOF CONTROL UNIT CONTROL MODULE (ABOVE CENTER REARVIEW MIRROR) WHT WIRE YEL WIRE

87 VKPS VAL 1 VAL 2 30 VALV AIR SUSPENSION LEFT FRONT LEVEL SENSOR (LEFT FRONT WHEEL- HOUSE) AIR SUSPENSION RELAY AVRV NVRV NV AVRM NVLM SPS BLK/GRN WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/RED WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAN HI CAN LO CENTRAL RESERVOIR CHARGING VALVE COMPUTER DATA LINES SYSTEM DATALINK CONNECTOR (BELOW LEFT SIDE OF DASH) DIAG FUSE 3 FUSE 32 FUSE 9 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HAR 1 HAR 2 HAR V AHRM HAL 2 AHRS HAL 1 AHRV HAL V HOT AT ALL TIMES HOT IN RUN OR START LEFT LEFT FRONT AXLE DAMPER LEFT FUSE BOX LEFT REAR AXLE DAMPER LEVELING VALVES NCA WIRE NHRM NHRS 1 NHRS 2 NHRV NSP NHR AVLV NVLV NVL AVLM NVRM SPV NVR NVLS 2 NHL NVRS 2 VAR 2 NVLS 1 RKPS NVRS 1 PNEUMATIC SUSPENSION W/ ADS CONTROL MODULE (IN LEFT FUSE BOX) PRESSURE SENSOR (BELOW RIGHT FRONT OF VEHICLE) REAR AXLE LEVEL SENSOR (REAR OF DIFFERENTIAL HOUSING) REAR BODY ACCELERATION RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT RIGHT FRONT AXLE DAMPER RIGHT FRONT FUSE/ RELAY MODULE RIGHT FRONT LEVEL SENSOR (RIGHT FRONT WHEEL HOUSE) RIGHT FUSE BOX FUSE 46 RIGHT REAR RIGHT FRONT LEFT FRONT LEFT REAR RKPV AVRS SAMF SENSOR (RIGHT FRONT OF LUGGAE COMPT) SPM TERMINAL BLOCK, FUSE BLOCK VALVE ASSEMBLY (ON LEFT FRONT SHOCK ASSEMBLY) VALVE ASSEMBLY (ON LEFT REAR SHOCK ASSEMBLY) VALVE ASSEMBLY (ON RIGHT FRONT SHOCK ASSEMBLY) VALVE ASSEMBLY (ON RIGHT REAR SHOCK ASSEMBLY) VAR 1 AVLS 31 VARV VKPV WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/PNK WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE

AIR CONDITIONING SYSTEM BLU WIRE BLU/GRN WIRE BLU/RED WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CIRCUIT CIRCUIT 15 RELAY COMPUTER DATA LINES SYSTEM ELECTRONIC POWER STEERING SYSTEM EXTERIOR LIGHTS SYSTEM ELECTRONIC SUSPENSION SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM LEFT FOOTWELL) LEFT FRONT BRAKE PAD WEAR SENSOR LEFT FRONT FUSE/RELAY MODULE LEFT FRONT SAM CONTROL MODULE NCA WIRE OUTSIDE TEMPERATURE INDICATOR TEMPERATURE SENSOR PNK/RED WIRE RED WIRE RELAY STEERING COLUMN TUBE RELAY (HORIZONTAL 1) STEERING COLUMN TUBE RELAY (HORIZONTAL 2) STEERING COLUMN TUBE RELAY (VERTICLE 1) STEERING COLUMN TUBE RELAY (VERTICLE 2) WHT WIRE WINDSHIELD HEATER RELAY WIPER IN/OUT RELAY WIPER STAGE 1-2 RELAY WIPER/WASHER SYSTEM YEL WIRE

1 3 4 5 6 (PIN 2 NOT USED) 1995 VFTC AIR DISTRIBUTION (UP/DOWN) ACTUATOR MOTOR (BEHIND CENTER OF DASH, ON HVAC UNIT) BLK WIRE BLK/BRN/VIO WIRE BLU WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP GRN WIRE GRY WIRE HOT AT ALL TIMES FUSE 68 LEFT DUOVALVE LEFT REAR HEATER CORE TEMPERATURE SENSOR (IN REAR OF CENTER CONSOLE) NCA WIRE PNK WIRE REAR A/C ELECTRONIC BLOWER REGULATOR (IN REAR OF CENTER CONSOLE) REAR A/C PUSHBUTTON CONTROL MODULE REAR AUXILIARY HEATER SUPPLY UNIT REAR BLOWER MOTOR (BELOW CENTER CONSOLE) REAR EVAPORATOR TEMPERATURE SENSOR (IN REAR OF CENTER CONSOLE) REAR FUSE BOX (IN LUGGAGE COMPT, BEHIND RIGHT TRIM PANEL) FUSE 69 REAR REFRIGERANT SHUT OFF VALVE (LEFT FRONT WHEELWELL) RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT DUOVALVE RIGHT REAR HEATER CORE TEMPERATURE SENSOR (IN REAR OF CENTER CONSOLE) VIO WIRE WHT WIRE YEL WIRE

ANTI- TOW RELAY ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CIRCUIT 15 RELAY COMPUTER DATA LINES SYSTEM FUSE 53 GRN WIRE GRN/BLU WIRE GRN/PNK 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 HOT AT ALL TIMES INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM LEFT FRONT FUSE/RELAY MODULE LEFT FRONT SAM CONTROL MODULE NCA WIRE PASSIVE RESTRAINTS SYSTEM PNK/RED WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL MODULE (BELOW RIGHT REAR SEAT) REAR SUNSHADE RELAY REAR WINDOW HEATER RELAY RIGHT REAR BRAKE PAD WEAR SENSOR SUPPLEMENTAL RESTRAINTS SYSTEM WHT WIRE

AIR CONDITIONING SYSTEM BLK WIRE BLK/GRN WIRE BLU WIRE BLU/WHT 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 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES LEFT FRONT FUSE/RELAY MODULE LEFT FRONT SAM CONTROL MODULE NCA WIRE PNK/RED WIRE RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT FRONT FUSE/RELAY MODULE RIGHT FRONT SAM CONTROL MODULE STARTING/CHARGING SYSTEM TRANSMISSION FLUID COOLING FAN RELAY MODULE WHT WIRE WIPER/WASHER FLUID LEVEL SWITCH WIPER/WASHER SYSTEM YEL WIRE