Volkswagen Passat B4 (1993-1997) control module with display unit Wiring diagrams

1 2 RIGHT SIDE MARKER LIGHT 3 2 1 RIGHT SIDE MARKER/ TURN SIGNAL LIGHT ANTI-THEFT SYSTEM BATTERY NEGATIVE TERMINAL (GROUND) BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/WHT/GRN WIRE BLK/YEL WIRE BRAKE LIGHT SWITCH (BRAKE PEDAL BRACKET) BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CONTROL MODULE WITH DISPLAY UNIT E/3 E/4 EMERGENCY FLASHER RELAY EMERGENCY FLASHER WARNING LIGHT FOG LIGHT RELAY FUSE 17 FUSE 20 FUSE 3 FUSE 7 FUSE 8 FUSE/ RELAY PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HEADLIGHT DIMMER/ FLASHER SWITCH HEADLIGHT SWITCH HEADLIGHT SYSTEM (HEADLIGHT DIMMER/ FLASHER SWITCH) HEADLIGHT SYSTEM (IGNITION SWITCH) HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT IN ON OR START IGNITION SWITCH INSTRUMENT CLUSTER J/4 J/8 K/1 K/2 K/3 K/4 K/5 K/7 LEFT BRAKE LIGHT LEFT BRAKE/TAIL/TURN SIGNAL LIGHT ASSEMBLY LEFT REAR TURN SIGNAL LIGHT LEFT TAIL LIGHT LEFT SIDE MARKER LIGHT 1 2 LEFT SIDE MARKER/ TURN SIGNAL LIGHT 3 2 1 LEFT TURN LICENSE PLATE LIGHT LOCK NCA WIRE NOT USED OFF OFF PARK HEAD ON EMERGENCY FLASHER SWITCH PARK LIGHT INDICATOR PARK LIGHT SWITCH R/2 R/5 R/6 R/7 RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT RIGHT BRAKE LIGHT RIGHT BRAKE/TAIL/TURN SIGNAL LIGHT ASSEMBLY RIGHT TAIL LIGHT RIGHT TURN SOLID STATE TURN SIGNAL SWITCH LEFT USED) (NOT W/4 WARNING SYSTEM (RADIO/PARKING LIGHT WARNING BUZZER) WHT/BLK WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM (HEADLIGHT WASHER SYSTEM RELAY) X/6 Z/2

1/31 5/85 13/1 3/30 3/31 4/31 4/85 A/C CLUTCH A/C SWITCH ABS HYDRAULIC UNIT ON BOARD DIAGNOSTIC (OBD-II) (1996) ASHTRAY LIGHT BATTERY BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH BRAKE/ PARKING BRAKE WARNING LIGHT ASSEMBLY BRN WIRE CIGARETTE LIGHTER CONTROL MODULE WITH DISPLAY UNIT COOLANT FC CONTROL MODULE DATA LINK CONNECTOR (1995) DUAL HORN RELAY E/5 EMERGENCY FLASHER RELAY ENGINE COOLANT LEVEL SENSOR F/4 FOG LIGHT RELAY FRESH AIR BLOWER LEVER LIGHT FRESH AIR/ RECIRCULATING FLAP TWO-WAY VALVE FROM MASS AIR FLOW SENSOR (DIAGRAM 2 OF 4) FRONT INTERIOR LIGHT FUEL INJECTOR NO 1 FUEL INJECTOR NO. 2 FUEL INJECTOR NO. 3 FUEL INJECTOR NO. 4 FUEL INJECTOR NO. 5 FUEL INJECTOR NO. 6 FUEL PUMP WINDSHIELD WIPER INTERMITTENT SWITCH FUSE/ RELAY PANEL HEADLIGHT WASHER PUMP INSTRUMENT CLUSTER INTERIOR LIGHT WITH DELAY SWITCH L/1 LEFT FOG LIGHT LEFT HEADLIGHT LEFT MAKE-UP MIRROR LIGHT LEFT REAR READING LIGHT LEFT SIDE MARKER/ TURN SIGNAL LIGHT COOLANT FAN LIGHT SWITCH REAR WINDOW DEFOGGER SWITCH LOAD REDUCTION RELAY M/1 MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY NCA WIRE PARKING BRAKE WARNING LIGHT SWITCH POWER SUNROOF SWITCH Q/1 R/8 RADIO REAR WINDOW WIPER/ WASHER RELAY RED WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT RIGHT MAKE-UP MIRROR LIGHT RIGHT REAR READING LIGHT S/3 SECONDARY AIR INJECTION PUMP MOTOR TRUNK LID RELEASE SWITCH VEHICLE SPEED SENSOR W/ ABS W/O ABS WASHER/ WIPER INTERMITTENT RELAY WHT WIRE WINDSHIELD WIPER MOTOR X/2

1995 ONLY 1996 ONLY 2.0L SECONDARY AIR INJECTION (AIR) PUMP 2.8L CAMSHAFT POSITION SENSOR 3/31 ABS CONTROL MODULE BLK WIRE BLU WIRE BRN (OR BRN/GRN) WIRE BRN (OR BRN/RED) WIRE BRN WIRE BRN/WHT (OR BRN/RED) WIRE BRN/YEL WIRE CONTROL MODULE WITH DISPLAY UNIT COOLANT CIRCULATION PUMP ENGINE COOLANT TEMPERATURE SENSOR ENGINE COOLANT TEMPERATURE SENSOR, AFTER-RUN COOLANT FAN CONTROL THERMOSWITCH ENGINE SPEED SENSOR FRESH AIR BLOWER FRESH AIR BLOWER SERIES RESISTANCE WITH FUSE FUEL LEVEL SENSOR FUSE/ RELAY PANEL GRN WIRE HEATED OXYGEN SENSOR SHIELD IGNITION COIL IGNITION COIL POWER STAGE OUTPUT INSTRUMENT CLUSTER KNOCK SENSOR KNOCK SENSOR II KNOCK SENSOR SHIELD M/6 MASS AIR FLOW SENSOR MOTOR MOTRONIC ENGINE CONTROL MODULE NCA WIRE PARK/ NEUTRAL POSITION RELAY POSITIVE CRANKCASE VENTILATION HEATING ELEMENT RED WIRE V/2 (NOT USED) VEHICLE SPEED SENSOR W/ A/C W/ A/T W/O A/C WHT WIRE YEL WIRE

B/3 BATTERY BLK/YEL WIRE BRN WIRE CONTROL MODULE WITH DISPLAY UNIT DIMMER FLASH HI FOG LIGHT INDICATOR FOG LIGHT RELAY FOG LIGHT SWITCH FUSE 1 FUSE 10 FUSE 11 FUSE 12 FUSE 2 FUSE/ RELAY PANEL GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HEADLIGHT DIMMER/ FLASHER SWITCH HEADLIGHT SWITCH HEADLIGHT SWITCH LIGHT HEADLIGHT WASHER SYSTEM RELAY HIGH BEAM INDICATOR HOT AT ALL TIMES IGNITION SWITCH ILLUMINATION INSTRUMENT CLUSTER J/1 J/2 J/3 J/4 LEFT FOG LIGHT LEFT HEADLIGHT INTERIOR LIGHTS SYSTEM LIGHT SWITCH LOCK NCA WIRE NOT USED REAR FOG LIGHT INDICATOR P/1 PARK LIGHT INDICATOR PL PARK LIGHT SWITCH R/2 R/5 R/6 R/7 R/8 R/9 REAR FOG LIGHT SWITCH RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT SERIES RESISTANCE (W/ DRL) SOLID STATE WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

A/C SWITCH ASHTRAY LIGHT AUTOMATIC TRANSMISSION CONSOLE LIGHT 2 1 BATTERY NEGATIVE TERMINAL (GROUND) BATTERY POSITIVE TERMINAL BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CIGARETTE LIGHTER CONTROL MODULE WITH DISPLAY UNIT D/12 DIMMER E/5 FRESH AIR CONTROL LEVER LIGHT FRONT POWER WINDOW SWITCH FUSE 16 FUSE 3 FUSE 6 FUSE/ RELAY PANEL (BEHIND LEFT SIDE OF DASH) GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT IN ON HOT IN ON OR START ILLUM INSTRUMENT CLUSTER LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LIGHT SWITCH M/5 NCA WIRE NOT USED OFF PARK HEAD P/5 P/7 PASSENGER'S SEAT HEAT REGULATING SWITCH (BESIDE FUSE/ RELAY PANEL) POWER WINDOWS SYSTEM Q/1 Q/2 Q/6 R/3 R/4 R/5 R/7 RADIO REAR POWER WINDOWS CONSOLE SWITCH REAR WINDOW DEFOGGER SWITCH RED WIRE RIGHT FRONT WINDOW SWITCH RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW SWITCH TV 8 JUNCTION CONNECTOR (ABOVE FUSE/ RELAY PANEL) Y/3 Z/2

5/L BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/WHT (OR WHT/YEL) WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL (OR WHT/RED) WIRE C/8 CONTROL MODULE WITH DISPLAY UNIT COOLANT TEMP GAUGE D/10 D/8 DIGITAL CLOCK DIGITAL DISPLAY LIGHT E/2 ENGINE COOLANT LEVEL/ TEMPERATURE WARNING ENGINE OIL PRESSURE WARNING ENGINE OIL PRESSURE WARNING BUZZER F/3 F/9 FUEL GAUGE FUEL LEVEL SENSOR FUEL PUMP FUSE 16 FUSE 21 FUSE/ RELAY PANEL (BEHIND LEFT SIDE OF DASH) GENERATOR WARNING GRN WIRE GRN/BLK WIRE GRY/BLU WIRE HEADLIGHTS SYSTEM HIGH BEAM HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER INSTRUMENT PANEL LIGHTS INTERIOR LIGHTING SYSTEM JUNCTION CONNECTOR (BEHIND FUSE/ RELAY PANEL) LEFT TURN M/3 M/6 MALFUNCTION NOT USED ODOMETER DISPLAY OUTSIDE AIR TEMPERATURE SENSOR R/4 REAR LID UNLOCKED RED/WHT WIRE RIGHT TURN SEAT BELT WARNING SEAT BELT WARNING SYSTEM RELAY SPEEDOMETER TACHOMETER TRANSMISSION CONTROL MODULE (BELOW REAR SEAT) TRANSMISSION SELECTOR LEVER DISPLAY V/2 VEHICLE SPEED SENSOR (SPEEDOMETER) VIO/BLK WIRE VIO/WHT WIRE VOLTAGE STABILIZER W/1 WHT (OR BRN) WIRE WHT WIRE WHT/BLU WIRE WHT/RED (OR BRN/WHT) WIRE YEL/BLK WIRE

6 4 PR PL BLK/BLU WIRE BLK/RED WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CONTROL MODULE WITH DISPLAY UNIT D/10 D/11 FUSE FUSE 14 FUSE 7 FUSE/ RELAY PANEL (UNDER LEFT SIDE OF DASH) GRY/BLK WIRE GRY/RED WIRE HEADLIGHT DIMMER/ FLASHER SWITCH HOT AT ALL TIMES HOT IN RUN OR START IGNITION/ STARTER SWITCH INSTRUMENT CLUSTER K/2 K/3 L/2 L/3 L/4 LEFT FRONT DOOR CONTACT SWITCH LEFT SEAT BELT SWITCH LIGHTS SYSTEM EXTERIOR LOCK RADIO RADIO/ PARKING LIGHT BUZZER SEAT BELT WARNING SEAT BELT WARNING SYSTEM RELAY (ON FUSE/RELAY PANEL) WHT WIRE