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

ABS LATERAL ACCELERATION SENSOR ASR OFF SWITCH ASR/ETS/SPS CONTROL MODULE BLK WIRE BLK/GRN/VIO WIRE BLK/PNK WIRE BLK/RED WIRE BLK/RED/WHT WIRE BLK/WHT WIRE BLK/YEL WIRE BLK/YEL/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR ENGINE CONTROLS, RADIO, HEADLIGHTS SYSTEM (VEHICLE SPEED SIGNAL) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/PNK WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT AXLE VSS SPEED SENSOR LEFT FRONT BRAKE PAD WEAR SENSOR LEFT REAR AXLE VSS SPEED SENSOR MASTER BRAKE CYLINDER SWITCHOVER VALVE NCA WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT AXLE VSS SPEED SENSOR RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT REAR AXLE VSS SPEED SENSOR RIGHT REAR BRAKE PAD WEAR SENSOR SPS P-VALVE TERMINAL BLOCK WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLK/GRN/VIO WIRE BLK/RED/WHT WIRE BLK/YEL WIRE BLK/YEL/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR ETS/SPS CONTROL MODULE EXTERIOR LAMP FAILURE MONITORING MODULE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/PNK WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT AXLE VSS SPEED SENSOR LEFT FRONT BRAKE PAD WEAR SENSOR LEFT REAR AXLE VSS SPEED SENSOR MIL (MULTIPLEX) NCA WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT AXLE VSS SPEED SENSOR RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT REAR AXLE VSS SPEED SENSOR RIGHT REAR BRAKE PAD WEAR SENSOR SPS P-VALVE TERMINAL BLOCK VIO/BLU WIRE VSS RF WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

15 SN 2 2 3 4 5 6 TK DF HD SN 2 TK SN 1 32/2 ALARM HORN ATA CONTROL MODULE (RIGHT SIDE OF LUGGAGE COMPT) BLK WIRE BLK/RED WIRE BLK/YEL/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER CONSOLE CENTRAL LOCKING INSIDE SWITCH DIAGNOSTIC CONNECTOR ENGINE HOOD SWITCH FUSE 11 FUSE 15 FUSE 2 FUSE 23 FUSE BOX GRN WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM (FUSE 12) HEADLIGHTS SYSTEM (FUSE 8) HEADLIGHTS SYSTEM (FUSE 9) HOT AT ALL TIMES HOT IN RUN OR START IR DAS CONTROL MODULE LEFT FRONT DOOR ACTUATOR LEFT FRONT DOOR LOCK SWITCH LEFT FRONT DOOR SWITCH LEFT REAR DOOR SWITCH LEFT SBE CONTROL MODULE (COUPE) NCA WIRE PSE CONTROL MODULE (RIGHT SIDE OF REAR SEAT) REAR FUSE BOX RED WIRE RED/GRY WIRE RIGHT FRONT DOOR SWITCH RIGHT REAR DOOR SWITCH SN 1 STOP LAMP SWITCH TERMINAL BLOCK TK TK DF HD TRUNK LID LOCK SWITCH TRUNK LID MICROSWITCH WHT WIRE WHT/GRN WIRE WHT/PNK WIRE YEL WIRE

22/3 30 ZV 15 TK 32/2 36/2 BLK/RED WIRE BLK/RED/VIO WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CENTER CONSOLE DOME DOME LAMP DOME/READING LAMPS W/ SHUT OFF DELAY DOOR DOOR INPUT FUSE 11 FUSE 17 FUSE 24 FUSE BOX GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FRONT DOOR SWITCH LEFT FRONT EXIT LAMP RIGHT FRONT EXIT LAMP LEFT READ- ING LAMP LEFT REAR DOOR SWITCH (SEDAN) LEFT REAR EXIT LAMP LEFT REAR READING LAMP (SEDAN) REAR DOME LAMP LEFT REAR VANITY MIRROR LEFT SUN VISOR W/ ILLUMINATED VANITY MIRROR LEFT TAIL- LAMP UNIT TRUNK LAMP PNEUMATIC CONTROL UNIT AUTOMATIC DIMMING INSIDE REAR VIEW MIRROR PNK WIRE PNK/GRN WIRE READ- ING READ- ING DOME REAR FUSE BOX RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR SWITCH RIGHT READ- ING LAMP RIGHT REAR DOOR SWITCH (SEDAN) RIGHT REAR EXIT LAMP RIGHT REAR READING LAMP RIGHT REAR VANITY MIRROR RIGHT SUN VISOR W/ ILLUMINATED VANITY MIRROR RIGHT TAIL LAMP UNIT ROTARY TUMBLER/ TRUNK LID MICROSWITCH SEDAN SLIDING/ POP-UP ROOF SWITCH TERMINAL TERMINAL BLOCK TRUNK LAMP VIO WIRE WHT WIRE YEL 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 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

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

17/2 17/1 32/1 20/1 20/2 32/2 47 -1 47 -2 74/2 74/1 71/2 A/C SYSTEM BLOWER UNIT ABS/ASR HYDRAULIC UNIT ACCY AIRBAG INDICATOR ANTI- THEFT ALARM SYSTEM, INFRARED REMOTE CONTROL, REAR HEATED SEATS ANTI-THEFT ALARM SYSTEM, INFRARED REMOTE CONTROL, REAR HEAD RESTRAINTS ASR/SPS CONTROL MODULE BASE MODULE BATTERY BLK WIRE BLU WIRE BRN WIRE CANADA CENTRAL LOCKING, CLOSING ASSIST HEAD- LIGHTS SYSTEM COMBINATION RELAY COMBINATION RELAY, IGNITION COILS DAYTIME RUNNING LAMPS ELECTROLYTIC CAPACITOR ENGINE CONTROLS SYSTEM ETS/SPS CONTROL MODULE FRONT CIGAR LIGHTER FUEL PUMPS FUSE 11 FUSE 12 FUSE 15 FUSE 22 FUSE 16 FUSE 16 FUSE 13 FUSE 14 FUSE 15 FUSE 17 FUSE 1 FUSE 2 FUSE 3 FUSE 3 FUSE 4 FUSE 34 FUSE 35 FUSE 5 FUSE 2 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 9 FUSE 10 FUSE 6 (LEFT REAR OF ENGINE COMPART- MENT) FUSE BOX GRN WIRE GRN/BLK WIRE GRY WIRE HEATED REAR WINDOW HEATED SEATS HEATED SEATS, SEAT BELT EXTENDER, SRS CONTROL UNIT HIGH PRESSURE/ RETURN PUMP RELAY IGNITION/ STARTER SWITCH INFRARED CENTRAL LOCKING MAXI FUSE BOX NCA WIRE OFF PNK PNK WIRE PNK WIRE RADIO SOUND SYSTEM: TUNER, AMPLIFIER REAR CIGAR LIGHTER REAR CLIMATE CONTROL REAR WINDOW SUNSHIELD, CONVENIENCE CONTROL MODULE SRS CONTROL UNIT RED WIRE RUN WIRE SEAT BELT EXTENDERS POWER WINDOWS SEATBELT WARNING MODULE, INSTRUMENT CLUSTER SLIDING/ POP-UP ROOF TELE- PHONE TERMINAL TERMINAL BLOCK TERMINAL BLOCK X/4 TO COMBINATION SWITCH (DIAGRAM 2 OF 2) TO EXTERIOR LAMP SWITCH TO FUSE BOX TO FUSE BOX (DIAGRAM 2 OF 2) PNK/ WIRE TO FUSE BOX, (DIAGRAM 2 OF 2) TO TERMINAL BLOCK (DIAGRAM 2 OF 2) ULTRASONIC PTS CONTROL MODULE VIO WIRE WHT WIRE WIPER MOTOR AIR CONTROL MODULE WIPER RELAY, WASHER PUMP, COMBINATION RELAY, REAR WINDOW DEFOGGER SWITCH YEL WIRE YEL/BLK WIRE

BLK/GRY WIRE BLK/GRY/RED WIRE BLU/WHT WIRE BRN WIRE COMBINATION RELAY FUSE, RELAY BOX FUSE 22 HOT IN ACC, RUN OR START LEFT FRONT SEAT BELT BUCKLE/ COMFORT FEATURE SWITCH LEFT FRONT SEAT BELT COMFORT FEATURE SOLENOID LEFT REAR SEAT BELT BUCKLE/ COMFORT FEATURE SWITCH LEFT REAR SEAT BELT COMFORT FEATURE SOLENOID NCA WIRE RED WIRE RIGHT FRONT SEAT BELT BUCKLE/ COMFORT FEATURE SWITCH RIGHT FRONT SEAT BELT COMFORT FEATURE SOLENOID RIGHT REAR SEAT BELT BUCKLE/ COMFORT FEATURE SWITCH RIGHT REAR SEAT BELT COMFORT FEATURE SOLENOID TERMINAL BLOCK