Mercedes-Benz S-class W140 facelift (1994-1999) blk/grn Wiring diagrams

4 10 3 STOP SWITCH STOP SWITCH 8 27 STOP FEED VOLTAGE SUPPLY BACKUP SWITCH BASE MODULE (RIGHT REAR OF ENGINE COMPT) BLK/BLU WIRE BLK/GRN WIRE BLK/GRN/RED WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN (-) CAN (+) COMPUTER DATA LINES SYSTEM DATA A DATA B DATA C DATA D POWER GROUND ESP/SPS CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUSE 25 FUSE BOX (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT IN RUN OR START ILLUM INTERLOCK SWITCH KICKDOWN SWITCH (UNDER ACCELERATOR PEDAL) P/N PNK WIRE RED/BLU WIRE RED/YEL WIRE RPM SENSOR 2 RPM SENSOR 3 STARTING/ CHARGING SYSTEM STOP LAMP SWITCH TEMP SENSOR TRANSMISSION CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) TRANSMISSION RANGE RECOGNITION SWITCH (ON GEAR SHIFT SELECTOR ASSEMBLY) VALVE UNIT (ELECTRONIC TRANSMISSION CONTROL) VIO WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE

ADS CONTROL MODULE (IN MODULE BOX, RIGHT REAR OF ENGINE COMPT) ADS WARNING IND. BASE MODULE (RIGHT REAR SIDE OF ENGINE COMPARTMENT, IN MODULE BOX) BLK WIRE BLK/GRN WIRE BLK/GRN/RED WIRE BLK/RED/WHT WIRE BLK/RED/YEL WIRE BLK/YEL WIRE BLS LAM ZAS BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/BLU/WHT WIRE BRN/GRY WIRE BRN/YEL WIRE COMFORT/SPORT SWITCH DATA LINK CONNECTOR (RIGHT REAR OF ENGINE COMPARTMENT) ESP/SPS CONTROL MODULE FUSE 17 FUSE 23 FUSE 24 FUSE BOX GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRY WIRE GRY/YEL WIRE HAR HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FRONT AXLE DAMPER LEFT FRONT BODY LATERAL ACCELERATION SENSOR LEFT REAR AXLE DAMPER LW DF RED WIRE RIGHT FRONT AXLE DAMPER RIGHT FRONT BODY LATERAL ACCELERATION SENSOR RIGHT REAR AXLE DAMPER RIGHT REAR BODY LATERAL ACCELERATION SENSOR STEERING ANGLE SENSOR STOP LAMP SWITCH VALVE UNIT VIO WIRE VVR+ WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE ZA+ VVL ZA+ ZA- HAL ZA- ZAS ZR+ ZR- ZRS 31

22/2 36/2 37/2 5.1 BACK-UP LAMPS CIRCUIT BACKUP BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/RED/GRN WIRE BLK/RED/VIO WIRE BLK/RED/WHT WIRE BLK/WHT WIRE BLK/YEL/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE CENTER HIGH MOUNTED STOP LAMP TURN SIGNAL/ SIDE MARKER LAMP COMBINATION RELAY (IN FUSE BOX) COMBINATION SWITCH EXT LAMP FAILURE IND EXTERIOR LAMP FAILURE MONITORING MODULE (IN LEFT REAR OF ENGINE COMPT) EXTERIOR LAMP SWITCH FUSE 17 FUSE 23 FUSE 24 FUSE 25 FUSE 9 FUSE BOX FUSE BOX FUSE 8 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/GRN/WHT WIRE GRY/RED WIRE GRY/VIO WIRE GRY/VIO/WHT WIRE GRY/WHT/VIO WIRE GRY/YEL WIRE GRY/YEL/RED WIRE GRY/YEL/WHT WIRE HAZARD FLASHER SWITCH HEAD LH HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM WIPER/ WASHER SYSTEM HOT AT ALL TIMES HOT IN OFF, ACCY HOT IN RUN OR START INSTR CLUST SYSTEM INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LEFT HEADLAMP UNIT LEFT LICENSE PLATE LAMP LEFT TURN IND LH HEAD HEAD MARKER MARKER FOG NCA WIRE OFF PARK OFF PARK RH OFF RH PARK RED WIRE RIGHT HEADLAMP UNIT RIGHT LICENSE PLATE LAMP RIGHT TAILLAMP UNIT RIGHT TURN IND STOP STOP LAMP SWITCH TAIL/ PARK TERMINAL TERMINAL BLOCK TURN TURN LEFT TAILLAMP UNIT TURN SIGNAL SWITCH TURN SIGNAL/ SIDE MARKER LAMP VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

22/2 36/2 37/2 5.1 BACK-UP LAMPS CIRCUIT BACKUP BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/RED/GRN WIRE BLK/RED/VIO WIRE BLK/RED/WHT WIRE BLK/WHT WIRE BLK/YEL/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE CENTER HIGH MOUNTED STOP LAMP COMBINATION RELAY (IN FUSE BOX) COMBINATION SWITCH EXT LAMP FAILURE IND EXTERIOR LAMP FAILURE MONITORING MODULE (IN FUSE BOX) EXTERIOR LAMP SWITCH FUSE 17 FUSE 23 FUSE 24 FUSE 25 FUSE 9 FUSE BOX FUSE BOX FUSE 8 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/GRN/WHT WIRE GRY/RED WIRE GRY/VIO WIRE GRY/VIO/WHT WIRE GRY/WHT/VIO WIRE GRY/YEL WIRE GRY/YEL/RED WIRE GRY/YEL/WHT WIRE HAZARD FLASHER SWITCH HEAD LH HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM WIPER/ WASHER SYSTEM HOT AT ALL TIMES HOT IN OFF, ACCY HOT IN RUN OR START INSTR CLUST SYSTEM INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LEFT LICENSE PLATE LAMP LEFT TURN IND LEFT TURN SIGNAL/ SIDE MARKER LAMP LEFT HEAD LAMP UNIT LH HEAD HEAD MARKER NCA WIRE OFF PARK OFF PARK RH OFF RH PARK RED WIRE RIGHT LICENSE PLATE LAMP RIGHT TAILLAMP UNIT RIGHT TURN IND RIGHT TURN SIGNAL/ SIDE MARKER LAMP RIGHT HEAD LAMP UNIT STOP STOP LAMP SWITCH STOP MARKER FOG TAIL/ PARK TERMINAL TERMINAL BLOCK TURN TURN LEFT TAILLAMP UNIT TURN SIGNAL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

20/2 BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMBINATION SWITCH GRY WIRE GRY/YEL WIRE HEADLIGHT WASHER CIRCUIT HOT IN ACC, RUN OR START HOT IN ACCY, RUN OR START FUSE BOX FUSE 15 INT LO NCA WIRE OFF HI PARK RAIN SENSOR RED/YEL WIRE RUN WIRE TERMINAL BLOCK WASHER SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WIPER MOTOR WIPER SWITCH

22/3 36/2 A/C SYSTEM INTERIOR LIGHTS SYSTEM ABS IND. ADS IND ANTI-LOCK BRAKE SYSTEM INTERIOR LIGHTS SYSTEM ASR/ESP IND ASR/ESP WARNING IND BLK/GRN WIRE BLK/GRY/RED WIRE BLK/VIO/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRAKE IND BRAKE PAD WEAR IND BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE/ PREGLOW IND COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (DTC READOUT) (RIGHT SIDE OF ENGINE COMPT) ELECTRONIC CLOCK ELECTRONIC SPEEDOMETER/ MAIN ODOMETER ELECTRONIC SUSPENSION SYSTEM ENGINE COOLANT TEMP. GAUGE ENGINE OIL LEVEL IND ENGINE OIL PRESSURE GAUGE EXTERIOR LAMP FAILURE IND EXTERIOR LIGHTS SYSTEM A/C SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FUEL CONSUMPTION INDICATOR FUEL LEVEL GAUGE FUEL LEVEL SENSOR FUEL RESERVE IND FUSE 15 FUSE 17 FUSE 24 FUSE BOX GENERATOR IND GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/VIO WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN RUN AND START HOT IN RUN OR START INSTRUMENT CLUSTER LEFT TURN SIGNAL IND LOCK LOW ECL IND LOW WASHER FLUID IND NCA WIRE OIL PRESSURE SENSOR OUTSIDE TEMPERATURE INDICATOR OUTSIDE TEMPERATURE INDICATOR SENSOR PASSIVE RESTRAINTS SYSTEM PNK/BLU WIRE PNK/YEL WIRE RED/WHT WIRE RHEOSTAT ILLUMINATION (4 BULBS) RIGHT TURN SIGNAL IND RUN WIRE SEAT BELT REMINDER IND SRS IND STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TERMINAL BLOCK WARNING BUZZER WHT/BLK WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH YEL WIRE

ASR/SPS CONTROL MODULE OR ESP/SPS CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) BLK/BLU WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLK/YEL/RED WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/YEL WIRE DATA LINK CONNECTOR (RIGHT SIDE OF ENGINE COMPT) FRONT BUMPER PTS SENSOR ASSEMBLY FUSE 25 FUSE 4 FUSE 8 FUSE BOX GRN/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HOT IN RUN OR START HOT W/ LIGHT SWITCH IN PARK OR HEAD PTS ON/OFF SWITCH PTS WARNING INDICATOR (CENTER INSTRUMENT PANEL AIR OUTLET) PTS WARNING INDICATOR (LEFT INSTRUMENT PANEL AIR OUTLET) PTS WARNING INDICATOR (REAR DOME LAMP) REAR BUMPER PTS SENSOR ASSEMBLY REAR FUSE BOX REV RIGHT REAR SEAT TERMINAL BLOCK TRANSMISSION RANGE RECOGNITION SWITCH ULTRASONIC PTS CONTROL MODULE (BELOW RIGHT REAR SEAT) WHT/RED WIRE WHT/YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

69/1 BLK/BRN WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/VIO WIRE BLK/YEL WIRE BRN WIRE CENTER CONSOLE FUSE 15 FUSE 32 FUSE BOX GRN/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, OR START INTERIOR LIGHTS SWITCH LEFT REAR HEAD RESTRAINT MOTOR LEFT REAR HEAD RESTRAINT RAISE/LOWER SWITCH REAR FUSE BOX REAR HEAD RESTRAINT CONTROL MODULE (BELOW LEFT REAR SEAT) REAR HEAD RESTRAINT SWITCH (CONSOLE) RED/GRN WIRE RED/YEL WIRE RIGHT REAR HEAD RESTRAINT MOTOR RIGHT REAR HEAD RESTRAINT RAISE/LOWER SWITCH YEL/BLK WIRE

69/1 69/2 BACKREST ADJUST LIMIT SWITCH BACKREST ADJUST MOTOR BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CENTER CONSOLE CONVENIENCE CONTROL UNIT (RIGHT SIDE OF TRUNK) CONVENIENCE RELAY (IN FUSE BOX) CUSHION ADJUST LIMIT SWITCH CUSHION ANGLE MOTOR FUSE 31 FUSE 32 FUSE BOX GRN WIRE GRY WIRE GRY/BLU WIRE HEAD RESTRAINT MOTOR HEAD RESTRAINT UP/DOWN HOT AT ALL TIMES INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LEFT REAR DOOR PLUG CONNECTION LEFT REAR INDIVIDUAL SEAT MOTOR GROUP LEFT REAR SEAT ADJUSTMENT SWITCH PNK WIRE REAR FUSE BOX FUSE 15 REAR HEAD RESTRAINT CONTROL UNIT (BELOW REAR SEAT) REAR HEAD RESTRAINT SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT REAR DOOR PLUG CONNECTION RIGHT REAR INDIVIDUAL SEAT MOTOR GROUP RIGHT REAR SEAT ADJUSTMENT SWITCH SEAT CUSHION ADJUST MOTOR SEAT CUSHION INCLINE BACKREST FWD/ BKWD TERMINAL VIO WIRE VIO/BLK WIRE VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BRN WIRE YEL/VIO WIRE

2 11 9 18 19 17 16 8 10 13 20 12 PNK WIRE 69/2 BACKREST ADJUSTMENT BACKREST FWD/ BKWD BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE CENTER CONSOLE CONVENIENCE CONTROL UNIT (RIGHT SIDE OF TRUNK) CONVENIENCE RELAY (IN FUSE BOX) CUSHION ANGLE FUSE 31 FUSE BOX GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLU WIRE HEAD RESTRAINT UP/DOWN HOT AT ALL TIMES LEFT REAR DOOR PLUG CONNECTION LEFT REAR DOOR PLUG CONNECTOR LEFT REAR SEAT CUSHION ADJUSTMENT SWITCH LUGGAGE COMPARTMENT FUSE BOX FUSE 15 PNK WIRE PNK/BLK WIRE REAR BACKREST ADJUSTMENT REAR HEAD RESTRAINT REAR HEAD RESTRAINT CONTROL UNIT (BELOW REAR SEAT) REAR HEAD RESTRAINT SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR PLUG CONNECTION RIGHT REAR DOOR PLUG CONNECTOR RIGHT REAR SEAT CUSHION ADJUSTMENT SWITCH TERMINAL VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE