Volkswagen Passat B4 (1993-1997) blu Wiring diagrams

BACKUP LIGHT SWITCH (M/T) (NEAR GEAR SELECTOR ON TRANSAXLE) BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLU WIRE BRN WIRE BRN/RED WIRE D/8 ENGINE CONTROLS SYSTEM F/1 F/6 F/7 FUSE 14 FUSE/ RELAY PANEL GRY/BLK WIRE HOT IN ON OR START HOT IN START K/8 LEFT BACKUP LIGHT M/T A/T MULTI-FUNCTION TRANSMISSION RANGE SWITCH (A/T) NCA WIRE PARK/NEUTRAL POSITION RELAY (A/T) (ON FUSE/ RELAY PANEL) RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT BACKUP LIGHT SOLID STATE TRANSMISSION CONTROL MODULE (BELOW REAR BENCH SEAT) VIO/WHT WIRE YEL WIRE YEL/BLU WIRE

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

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

2.0L 2.8L A/T M/T ABS WARNING LIGHT AIRBAG CONTROL MODULE (BEHIND CONSOLE) AIRBAG WARNING LAMP ANTI-LOCK BRAKES SYSTEM BATTERY NEGATIVE TERMINAL (GROUND) BLK RED/ WIRE BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/WHT (OR WHT/YEL) WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON FLUID RESERVOIR) BRAKE/ PARKING BRAKE INDICATOR BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE C/1 ENGINE COOLANT LEVEL SENSOR ENGINE COOLANT TEMP SENSOR ENGINE OIL PRESSURE SWITCH ENGINE OIL PRESSURE SWITCH (.3 BAR) ENGINE OIL TEMPERATURE SENSOR FUSE/ RELAY PANEL (BEHIND LEFT SIDE OF DASH) GENERATOR GRN/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES L/1 L/6 LOCK MEMORY MODE SELECT MOTRONIC ENGINE CONTROL MODULE (IN ENGINE COMPT, CENTER OF PLENUM) MULTI-FUNCTION INDICATOR SWITCH PARK/ NEUTRAL POSITION RELAY (ON FUSE/ RELAY PANEL) PARKING BRAKE WARNING LIGHT SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE SOLID STATE V/1 V/3 V/4 VIO/WHT WIRE W/2 WARNING MODULE WHT WIRE X/1 X/2 X/3 X/8 YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1/86 A/T M/T AIRBAG CONTROL MODULE ALARM SYSTEM CONTROL MODULE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE COOLANT FAN CONTROL MODULE CRUISE CONTROL SWITCH SEAT BELT WARNING SYSTEM D/11 D/8 D/9 DRIVER'S SEAT REGULATING HEATER SWITCH DUAL HORN RELAY DUAL HORNS F/6 FROM FUSE/ RELAY PANEL FUEL PUMP RELAY FUSE 13 FUSE 14 FUSE 15 FUSE 16 FUSE 17 FUSE/ RELAY PANEL (UNDER LEFT SIDE OF DASH) GLOVE COMPARTMENT LIGHT BRAKE/ PARKING BRAKE INDICATOR HEADLIGHT DIMMER/ FLASHER SWITCH IGNITION SWITCH INSTRUMENT CLUSTER INTERIOR LIGHT WITH DELAY SWITCH SUNROOF SWITCH LEFT WASHER NOZZLE HEATER, RIGHT WASHER NOZZLE HEATER LOCK M/5 MIRROR ADJUSTMENT SWITCH MOTRONIC ENGINE CONTROL MODULE MULTI- FUNCTION SWITCH NCA WIRE PASSENGER'S SEAT HEATER CONTROL UNIT DRIVER'S SEAT HEATER CONTROL UNIT POSITIVE CRANKCASE VENTILATION HEATING ELEMENT Q/4 X/4 E/2 RED WIRE RED/BLK WIRE RED/YEL WIRE RELAY RIGHT FRONT POWER WINDOW CONTROL MODULE LEFT FRONT POWER WINDOW CONTROL MODULE SHIFT LOCK SOLENOID TRANSMISSION CONTROL MODULE THIRD SPEED COOLANT FAN CONTROL THERMO- SWITCH (3-SPEED) TO FUSE/ RELAY PANEL (15) (DIAGRAM 4 OF 4) TO FUSE/RELAY PANEL TO FUSE/RELAY PANEL LOAD REDUCTION RELAY (DIAGRAM 1 OF 4) TV 4 JUNCTION CONNECTOR (BEHIND FUSE/ RELAY PANEL) TV 5 JUNCTION CONNECTOR (BEHIND FUSE/ RELAY PANEL) WHT WIRE YEL WIRE

3/30 ALARM SYSTEM CONTROL MODULE ALARM SYSTEM INDICATOR LIGHT BLK WIRE BLU WIRE BRN WIRE CENTRAL LOCKING PUMP/ CONTROL MODULE CIGARETTE LIGHTER DATA LINK CONNECTOR DRIVER'S DOOR CENTRAL CENTRAL LOCKING LOCKING SWITCH E/5 Q/1 FROM FUSE/ RELAY PANEL (30) (DIAGRAM 1 OF 4) FUSE 21 FUSE 22 FUSE/ RELAY PANEL (UNDER LEFT SIDE OF DASH) GRY WIRE INSTRUMENT CLUSTER INTERIOR LIGHT DELAY L/7 LEFT FRONT CENTRAL LOCKING DOOR SWITCH LEFT REAR READING LIGHT LUGGAGE COMPARTMENT LIGHT NCA WIRE ON BOARD DIAGNOSTIC (OBD-II) PASSENGER'S DOOR CENTRAL CENTRAL LOCKING LOCKING SWITCH POWER SUNROOF CONTROL MODULE Q/3 Q/5 RADIO RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT CENTRAL LOCKING DOOR SWITCH RIGHT MAKE-UP MIRROR LIGHT SWITCH LEFT MAKE-UP MIRROR LIGHT SWITCH RIGHT REAR READING LIGHT RIGHT FRONT MAP/ READING LIGHT TO FUSE/PANEL PANEL (30) (DIAGRAM 4 OF 4) TRUNK LID RELEASE SWITCH WHT WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE DEFOGGER SYSTEM DRIVER'S SIDE HEATED MIRROR DRIVER'S SIDE MIRROR ADJUSTMENT MOTOR DRIVER'S SIDE MIRROR MAGNETIC CLUTCH FUSE 16 FUSE/ RELAY PANEL (BEHIND LEFT SIDE OF DASH) HOT IN RUN OR START M/5 MIRROR ADJUSTMENT SWITCH MIRROR SELECTOR SWITCH NCA WIRE PASSENGER'S SIDE HEATED MIRROR PASSENGER'S SIDE MIRROR ADJUSTMENT MOTOR PASSENGER'S SIDE MIRROR MAGNETIC CLUTCH PLUS CONNECTION (15) (IN REAR WIRING HARNESS) WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/YEL WIRE CAMSHAFT POSITION SENSOR DIAGNOSTIC CONNECTOR EGR TEMPERATURE SENSOR EGR VACUUM REGULATOR VALVE ENGINE COOLANT TEMPERATURE (ECT) SENSOR EVAP CANISTER PURGE REGULATOR VALVE FUEL INJECTORS GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR CONTROL MODULE IDLE AIR CONTROL (IAC) VALVE INTAKE AIR TEMPERATURE (IAT) SENSOR JUNCTION BLOCK KNOCK SENSOR (KS) 1 KNOCK SENSOR (KS) 2 MASS AIR FLOW (MAF SENSOR) NCA WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE THROTTLE POSITION SENSOR TOP OF ENGINE) VIO WIRE WHT WIRE WHT/RED WIRE YEL WIRE