Mercedes-Benz S-class W140 facelift (1994-1999) blu Wiring diagrams

ACCY BATTERY BLK WIRE BLK/RED/VIO WIRE BLU WIRE BRN WIRE DAYTIME RUNNING LAMP CONTROL MODULE ELECTROLYTIC CAPACITOR FUSE/RELAY BOX (LEFT REAR FUSE 24 OF ENGINE COMPARTMENT) 36/2 GENERATOR B+ D+ IGNITION/ STARTER SWITCH INSTRUMENT CHARGE CLUSTER INDICATOR OFF PNK/GRN/BLK WIRE RED WIRE RUN WIRE TERMINAL BLOCK TRUNK TERMINAL BLOCK

73/1 BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/GRY/RED WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER CONSOLE COMBINATION RELAY (LEFT REAR CORNER OF ENGINE COMPT) FRONT SEAT HEATER CONTROL UNIT (UNDER LEFT SIDE OF REAR SEAT) FUSE 29 FUSE 34 FUSE 22 FUSE BOX GRY WIRE GRY/BLU WIRE HI LO HOT AT ALL TIMES HOT IN ACCY, RUN, OR START LEFT FRONT BACKREST HEATER LEFT FRONT SEAT HEATER SWITCH NCA WIRE OFF RED WIRE RED/YEL WIRE RED/YEL/WHT WIRE RIGHT FRONT BACKREST HEATER LEFT FRONT SEAT HEATER RIGHT FRONT SEAT HEATER RIGHT FRONT SEAT HEATER SWITCH VIO WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE

12/2 14/1 14/3 12/1 14/2 22/3 22/1 22/2 FUSE BOX (LEFT REAR OF ENGINE COMPARTMENT) 24/3 28/2 28/3 (NOT USED) PNK PNK WIRE 29/2 28/1 36/2 36/1 31/2 37/2 37/1 5/1 5/2 9/1 63/2 (NOT USED) 78/2 65/1 69/1 69/2 78/1 68/2 82/1 82/2 AIR CONDITIONING, IR DAS CONTROL MODULE ALTERNATOR ATA CONTROL UNIT AUTOMATIC CLIMATE CONTROL, A/C SWITCH, EMISSIONS SENSOR, IR DAS CONTROL MODULE BLK WIRE BLU WIRE BRIDGE CANADA COMBINATION SWITCH CONVENIENCE RELAY DAYTIME RUNNING LAMPS DAYTIME RUNNING LAMPS DAYTIME RUNNING LAMPS ENGINE CONTROLS BASE MODULE EXTERIOR LAMP FAILURE MONITORING MODULE EXTERIOR LAMP SWITCH FOG LAMP SWITCH FROM FUSE 15 (DIAGRAM 1 OF 2) FROM IGNITION/ STARTER SWITCH (DIAGRAM 1 OF 2) FROM IGNITION/STARTER SWITCH (DIAGRAM 1 OF 2) FROM MAXI-FUSE BOX (DIAGRAM 1 OF 2) FROM TERMINAL BLOCK (DIAGRAM 1 OF 2) FRONT HEATED SEATS ELECTRONIC ANTENNA FUSE 11 FUSE 13 FUSE 12 FUSE 14 FUSE 18 FUSE 17 FUSE 19 FUSE 20 FUSE 23 FUSE 21 FUSE 24 FUSE 26 FUSE 10 FUSE 27 FUSE 28 FUSE 33 FUSE 29 FUSE 36 FUSE 38 FUSE 37 FUSE 30 FUSE 31 FUSE 32 FUSE 40 FUSE 41 FUSE 8 FUSE 7 FUSE 9 FUSE BOX (LEFT REAR OF ENGINE COMPARTMENT) FUSE BOX (LEFT REAR OF ENGINE FUSE 25 COMPARTMENT) GRN WIRE GRN/WHT WIRE GRY WIRE HEAD HEAD LH HI FLASH- TO- PASS IGNITION COIL INSTRUMENT CLUSTER LEFT FRONT ESA MODULE LH HEAD NCA WIRE NSE OFF PARK PNK PNK WIRE PNK WIRE PNK/GRN/BLK WIRE PNK/YEL/BLK WIRE REAR POWER SEAT LEFT/RIGHT SEAT MEMORY, FRONT ESA MODULES RED WIRE RED/WHT WIRE RED/YEL WIRE RH OFF PARK RIGHT FRONT ESA MODULE STANDING STANDING OFF RH PARK STANDING RH STARTER STEERING ANGLE SENSOR, GENERIC SCAN TOOL CONNECTOR, DOME LAMP, COMBINATION RELAY STOP LAMP SWITCH, SEAT BELT WARNING MODULE TERMINAL VIO WIRE WARNING BUZZER, EXTERIOR LAMP FAILURE MONITORING UNIT WHT WIRE YEL WIRE

+12 V 31 1 2 3 4 5 6 7 8 9 10 11 12 13 LED R LED G LED R IR +12 V 31 20 DATA LINK CONNECTOR (DTC READOUT) (RIGHT SIDE OF ENG COMPT) A/C SYSTEM INTERIOR LIGHTS SYSTEM BLK WIRE BLK/GRN/VIO WIRE BLK/PNK WIRE BLK/RED/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-L CAN-H CENTER CONSOLE CENTRAL LOCKING/ ANTI-THEFT SWITCH CL 30 COMPUTER DATA LINES SYSTEM CONVENIENCE CONTROL MODULE (RIGHT SIDE OF LUGGAGE COMPT) DF HD TK REVERSE 31 FUSE 11 FUSE 15 FUSE 18 FUSE 2 FUSE 20 FUSE 3 FUSE BOX GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START IR 30 LED G IR DAS CONTROL MODULE IR DIAG LED G LED R LEFT FRONT DOOR IR RECEIVER LEFT FRONT DOOR LOCK SWITCH LEFT FRONT DOOR SWITCH LEFT REAR DOOR SWITCH LEFT SBE CONTROL MODULE (COUPE) NCA WIRE PSE CONTROL MODULE REAR FUSE BOX RED WIRE RED/GRN WIRE RED/WHT WIRE REMOTE CONTROL LOCKING CONTROL MODULE REVERSE RIGHT FRONT DOOR IR RECEIVER RIGHT FRONT DOOR SWITCH RIGHT REAR DOOR SWITCH RIGHT REAR SEAT RTR A/C DOME RHR TK 15 TRANSMISSION RANGE RECOGNITION SWITCH TRANSPONDER COIL TRUNK LID IR RECEIVER TRUNK LID LOCK SWITCH TRUNK LID MICROSWITCH TRUNK RELEASE SYSTEM WHT WIRE WHT/GRN WIRE YEL WIRE YEL/VIO WIRE

BLU WIRE BRN WIRE CONVENIENCE CONTROL UNIT (RIGHT SIDE OF TRUNK) FORWARD BACKWARD GRY/BLU WIRE HOT AT ALL TIMES FUSE 14 PNK WIRE RAISE/ LOWER REAR FUSE BOX RED WIRE RED/YEL WIRE SLIDING/ POP-UP ROOF DRIVE UNIT SLIDING/ POP-UP ROOF SWITCH VIO WIRE WHT WIRE YEL WIRE YEL/PNK WIRE YEL/VIO WIRE YEL/WHT WIRE

1995-99 1996-99 4 1 (1996-99) (1994-95) AM REAR WINDOW ANTENNA AMPLIFIER ANTENNA ASR/SPS CONTROL MODULE OR ESP/SPS/CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) BLK WIRE BLK/GRY WIRE BLK/GRY/RED WIRE BLK/YEL WIRE BLK/YEL/RED WIRE BLU WIRE BRN WIRE CENTER FILL TWEETER SPEAKER COMBINATION RELAY MODULE CTEL TRANSMITTER/ RECEIVER FM BUMPER ANTENNA AMPLIFIER FUSE 16 FUSE 22 FUSE BOX GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/RED/WHT WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT AXLE VSS SENSOR LEFT FRONT DOOR SPEAKER (COUPE) LEFT FRONT DOOR SPEAKER GROUP LEFT REAR DOOR SPEAKER (OTHER) LEFT REAR SPEAKER GROUP LEFT/RIGHT AUDIO POWER AMPLIFIER (LEFT SIDE OF TRUNK) NCA (OR WIRE NCA WIRE POWER ANTENNA SYSTEM RADIO REAR FUSE BOX HOT IN RUN OR START RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR SPEAKER (COUPE) RIGHT FRONT DOOR SPEAKER GROUP RIGHT REAR DOOR SPEAKER (OTHER) RIGHT REAR SPEAKER GROUP TERMINAL BLOCK W/ POWER ANTENNA W/O POWER ANTENNA WHT WIRE 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

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/GRY/RED WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER CONSOLE COMBINATION RELAY (LEFT REAR CORNER OF ENGINE COMPT) FUSE 12 FUSE 22 FUSE BOX GRN WIRE GRY WIRE GRY/BLU WIRE HI LO HOT AT ALL TIMES HOT IN ACCY, RUN, OR START LEFT REAR BACKREST HEATER LEFT REAR DOOR PLUG CONNECTION LEFT REAR SEAT HEATER LEFT REAR SEAT HEATER SWITCH NCA WIRE OFF REAR FUSE BOX FUSE 2 REAR SEAT HEATER CONTROL UNIT (BELOW REAR SEAT) RED WIRE RED/YEL WIRE RED/YEL/WHT WIRE RIGHT REAR BACKREST HEATER RIGHT REAR SEAT HEATER RIGHT REAR DOOR PLUG CONNECTION RIGHT REAR SEAT HEATER SWITCH VIO WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE

ACCY BATTERY BLK WIRE BLU WIRE BRN WIRE CHARGING SYSTEM DAYTIME RUNNING LAMP CONTROL MODULE ELECTROLYTIC CAPACITOR ENGINE CONTROL MODULE (ME-SFI) (RIGHT REAR OF ENGINE COMPT) IGNITION/ STARTER SWITCH OFF PNK/GRN/BLK WIRE RED WIRE RUN WIRE STARTER STARTER LOCK-OUT RELAY MODULE (RIGHT REAR CORNER OF ENGINE COMPT) TERMINAL BLOCK TRANSMISSION CONTROL MODULE (IN MODULE BOX, RIGHT REAR OF ENGINE COMPT) TRUNK TERMINAL BLOCK VIO WIRE VIO/WHT WIRE YEL WIRE YEL/BLU WIRE