In this book, only the schemes of electrical connections are given.

To get acquainted and to buy the full book on car repair Volkswagen Passat B5 / Passat B5 Variant since 1996 (including electrics) it is possible under the link

Content

Vehicle electrical equipment and systems

Vehicle controls and auxiliary electrical equipment

Lighting

Description wiring diagram

Wiring diagrams

Basic equipment

• Battery
• relay contact x
• Starter/ignition switch
• Brake light switch (stop lights)
• Diagnostic connector
• Alternator warning light
• Instrument cluster
• Watch
• Odometer and light buzzer
• Anti-theft system
• Tachometer
• Speedometer
• Brake fluid level sensor
• Air temperature sensor
• Multifunction indicator
• Multifunction indicator switch
• Intermittent wiper control
• Washer fluid level sensor
• Parking brake warning light switch
• Switch for low beam headlights and flashing light
• Parking light switch
• Turn signal switch
• Left front headlight bulbs
• Light signaling switch assembly with relay
• Right front headlight bulbs
• Stop and side lights
• Radio connector
• Cigarette lighter and instrument lighting
• Dimmer switches and appliances
• Headlight beam adjustment
• Light switch
• Glove box lighting
• License plate lamp
• Fog lights
• Reversing lights
• Reversing light switch
• Two-tone beep
• Air recirculation damper switch
• Heating and ventilation fan switch
• Air recirculation flap control motor
• Rear window switch and defroster
• Rear wiper motor
• Windshield wiper motor
• Intermittent wiper/washer relay
• Intermittent wiper switch
• Headlight washer pump
• Windshield washer pump

1.6L petrol engines (example with code ADP)

• Battery
• Starter and alternator
• Ignition system
• Coolant temperature sensor
• Hall sensor
• Engine control unit
• Throttle body
• Knock sensor
• Engine speed sensor
• Nozzles
• Fuel pump relay
• Lambda probe
• Mass air flow sensor
• Activated charcoal absorber solenoid valve
• Oil pressure sensor
• Fuel pump
• Fuel gauge
• Speedometer sensor
• Low coolant level sensor
• Instrument cluster
• Oil pressure alarms
• Odometer
• Indicator lamps

1.8L petrol engines (example with code ADR)

• Battery
• Starter and alternator
• Engine control unit
• Ignition system
• Coolant temperature sensor
• Hall sensor
• Throttle body
• Knock sensor
• Intake manifold air temperature sensor
• Engine speed sensor
• Mass air flow sensor
• Fuel pump relay
• Nozzles
• Lambda probe
• Activated charcoal absorber solenoid valve
• Intake manifold sequence valve
• Valve timing control
• Oil pressure sensor
• Fuel pump
• Fuel gauge
• Speedometer sensor
• Low coolant level sensor
• Outside temperature sensor
• Instrument cluster
• Buzzer
• Odometer
• Indicator lamps
• Multifunction indicator
• Multifunction indicator switch

1.8L turbocharged petrol engines (example with code AEB)

• Starter and alternator
• Battery
• Fuel pump relay
• Engine control unit
• Ignition system
• Height sensor
• Hall sensor
• Coolant temperature sensor
• Engine control unit
• Knock sensor
• Throttle body
• Air temperature sensor, intake manifold
• Engine speed sensor
• Nozzles
• Mass air flow sensor
• Oxygen sensor (lambda probe)
• Activated charcoal absorber solenoid valve
• Boost pressure control solenoid valve
• Fuel pump
• Fuel level sensor in the tank
• Speedometer sensor
• Low coolant level sensor
• Oil pressure sensor
• Instrument cluster
• Oil pressure alarms
• Odometer
• Indicator lamps

Diesel engines 1.9L (with high pressure fuel pump)

• Battery
• Starter
• Generator and glow plugs
• Diesel engine management system
• Kick-down switch
• Idle switch
• Accelerator pedal position sensor
• Glow plug relay
• Diesel engine management system
• Engine speed sensor
• Intake manifold pressure sensor
• Injector needle lift sensor
• Intake manifold air temperature sensor
• Coolant temperature sensor
• Control spool position sensor
• Fuel temperature sensor
• Fuel cut-off valve
• Injection advance control valve
• Boost pressure control solenoid valve
• EGR valve
• Mass air flow sensor
• Cruise control
• Brake light switch (stop lights)
• Diesel engine management system
• Heating low or high power relay
• Fuel pump relay
• Fuel gauge
• Low coolant level sensor
• Speedometer sensor
• Oil pressure sensor
• Fuel pump
• Instrument cluster
• Oil level/temperature sensor
• Anti-theft alarm contact switch
• Oil warning light
• Oil pressure alarms
• Tachometer
• Coolant warning light

Diesel engines 1.9 l (with unit injector)

• Battery
• Starter
• Generator and glow plugs
• Kick-down switch
• Idle switch
• Accelerator pedal position sensor
• Glow plug relay
• Diesel engine management system
• Engine speed sensor
• Intake manifold pressure sensor
• Intake manifold air temperature sensor
• Coolant temperature sensor
• Injector pump
• Hall sensor
• Mass air flow sensor
• EGR valve
• Boost pressure control solenoid valve
• Air damper changeover valve
• Cruise control
• Brake light switch (stop lights)
• Relay for low or high heating power
• Coolant glow plugs
• Fuel cooling system
• Fuel temperature sensor
• Fuel gauge
• Low coolant level sensor
• Fuel pump
• Fuel pump relay
• Oil pressure sensor
• Anti-theft alarm contact switch
• Speedometer sensor
• Oil level/temperature sensor
• Instrument cluster
• Oil pressure alarms
• Odometer
• Low coolant level sensor
• Indicator lamps