2002-2010 Volkswagen Touareg
Location and description of fuses and relay Volkswagen Touareg (7L) with diesel engine 2.5 TDI, 3.0 V6 TDI, 5.0 V10 TDI and petrol engine 3.2 VR6, 3.6 VR6 FSI, 4.2 V8 or 6.0 W12 (2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010)
Fuse assignment in fuse box, left dash panel
| No. | A | Description |
|---|---|---|
| 1 | 20 | →2005: Cigarette lighter Rear cigarette lighter |
| 20 | 2005→November 2007 (only auxiliary battery and two battery onboard supply): Cigarette lighter Rear cigarette lighter | |
| 15 | 2005→: Cigarette lighter Rear cigarette lighter | |
| 2 | 5 | →2005: Remote control receiver for auxiliary coolant heater Circulation pump, coolant |
| 5 | 2005→: 12 V socket 2 12 V socket 4 | |
| 15 | November 2007→(only auxiliary battery and two battery onboard supply): Circulation pump relay Residual heat relay Remote control receiver for auxiliary coolant heater | |
| 3 | 20 | →2005: 12 V socket (rear right) Rear cigarette lighter |
| 20 | 2005→ (only auxiliary battery and two battery onboard supply): 12 V socket 12 V socket 3 | |
| 15 | 2005→: 12 V socket 12 V socket 3 | |
| 4 | 15 | →July 2004: Auxiliary coolant heater/supplementary heater |
| 20 | July 2004→: Heater control unit | |
| 5 | 20 | →2005: 12 V socket 2 (front centre console) 12 V socket 3 (rear) |
| 20 | 2005→: 12 V socket 2 (only auxiliary battery and two battery onboard supply) 12 V socket 4 (only auxiliary battery and two battery onboard supply) Relay for power sockets (only one battery onboard supply) | |
| 6 | 15 | Entry and start authorisation control unit Residual heat relay (2005→) |
| 7 | 5 | Diagnostic connection Aerial selection control unit Rain and light detector sensor(2005→) |
| 8 | 30 | →2005: Windscreen wiper motor |
| 25 | 2005→November 2007: Windscreen wiper motor | |
| 30 | November 2007→: Windscreen wiper motor | |
| 9 | 15 | Onboard supply control unit (windscreen wiper pump) |
| 10 | 25 | →November 2007: Rear left door control unit (window regulator) |
| 30 | November 2007→: Rear left door control unit (window regulator) | |
| 11 | 15 | Driver door control unit (central locking) Rear left door control unit (central locking) |
| 12 | 20 | →2005: Onboard supply control unit (interior light) |
| 10 | 2005→: Onboard supply control unit (interior light) | |
| 13 | - | - |
| 14 | 25 | →November 2007: Driver door control unit (window regulator) |
| 30 | November 2007→: Driver door control unit (window regulator) | |
| 15 | 15 | Convenience system central control unit (right tail light cluster / bulbs for right brake and tail lights) |
| 16 | 20 | Onboard supply control unit (fanfare) |
| 17 | 10 | →2005: Onboard supply control unit (turn signal, left side light) |
| 30 | 2005→: Onboard supply control unit (left light) | |
| 18 | 20 | →November 2007: Headlight washer system relay |
| 25 | November 2007→: Headlight washer system relay | |
| 19 | 15 | →2005: Onboard supply control unit (fog light) |
| 20 | 30 | 2005→: Onboard supply control unit (battery 1) |
| 21 | 15 | →2005: Onboard supply control unit |
| 22 | 30 | Axle differential lock control unit Rear lid control unit (2005→) |
| 23 | 10 | Axle differential lock control unit Anti-roll bar uncoupling control unit (→2005) |
| 24 | 5 | Tyre pressure monitor control unit |
| 25 | 15 | Steering column and belt height adjustment control unit |
| 26 | 5 | →2005: Airbag system Engine control unit Dash panel insert Battery master/isolator switch Brake pedal switch (4.2 L) Clutch pedal switch (3.2 L, 3.0 L) Brake light suppression relay for ESP (4.2 L) Air mass meter 1 and 2 (5.0 L) Air mass meter (2.5 L, 3.0 L) |
| 10 | 2005→: Clutch pedal switch Engine control units Airbag control unit Control unit in dash panel insert Onboard supply control unit Front passenger side airbag deactivated warning lamp Driver seat belt inertia reel magnet Front passenger side seat inertia reel magnet | |
| 27 | 5 | 2005→: Interior monitoring switch Rear left reading light Rear right reading light Front passenger side illuminated vanity mirror Driver side illuminated vanity mirror Rear lid light |
| 28 | - | - |
| 29 | - | - |
| 30 | - | - |
| 31 | - | - |
| 32 | - | - |
| 33 | 15 | Steering column electronics control unit Steering wheel heater (→2005) |
| 34 | 5 | Regulators for front and rear seat heaters (→October 2003) Anti-theft alarm system (→2005) Anti-theft alarm ultrasonic sensor (→2005) Vehicle inclination sender Interior monitoring sensor (2005→) Control unit in dash panel insert (only auxiliary battery and two battery onboard supply) |
| 35 | 15 | →2005: Onboard supply control unit (left dipped beam, main beam) |
| 30 | 2005→: Onboard supply control unit | |
| 36 | 10 | →2005: Onboard supply control unit |
| 30 | 2005→: Driver seat adjustment operating unit | |
| 37 | - | - |
| 38 | 10 | →2005: Brake light switch |
| 39 | 5 | Seat heater relay (→October 2003) X-contact relay (→2005) Dash panel insert (→2005) Heated rear window relay Air conditioning system relay Terminal 15 voltage supply relay Transport mode relay Relay for power sockets (2005→ (only one battery onboard supply)) |
| 40 | 5 | Control unit in dash panel insert |
| 41 | 15 | Entry and start authorisation control unit |
| 42 | 30 | Sliding sunroof adjustment control unit |
| 43 | - | - |
| 44 | 30 | →2005: Left seat longitudinal adjustment Seat rake adjuster (no memory) Steering column adjustment control unit |
| 30 | 2005→: Driver seat adjustment operating unit Seat and steering column adjustment control unit with memory Driver seat adjustment control unit | |
| 45 | 25 | →2005: Heated rear seats control unit |
| 30 | 2005→: Left seat height adjuster Left backrest adjuster Left and right rear seat heater control unit | |
| 46 | - | - |
| 47 | 10 | Axle differential lock control unit |
| 48 | 5 | 2005→: Lane change assist control unit Lane change assist control unit 2 |
| 49 | 5 | Servotronic control unit Anti-roll bar uncoupling control unit (→2005) |
| 50 | 10 | Secondary air inlet valve (→2005) Oil level and oil temperature sender (2005→) Crankcase breather heater element (BHK, BHL) |
| 51 | 5 | Diagnostic connection Parking brake contact switch Air quality sensor Sensor for automatic distance control (2005→) Transport mode relay |
| 52 | 30 | →November 2007: Rear window wiper motor |
| 15 | November 2007→: Rear window wiper motor | |
| 53 | 5 | Light switch Steering column electronics control unit Convenience system central control unit (2005→) Exterior mirror heater (→2005) |
| 54 | 10 | Headlight range control (only halogen eadlights) Left headlight range control motor (only halogen eadlights) Right headlight range control motor (only halogen eadlights) Power output module for left headlight (with cornering light) |
| 55 | 15 | Fresh air blower relay for 2nd speed Air conditioning system relay (→2005) |
| 56 | 40 | Air conditioning system relay (2005→) Solar cell isolation relay Fresh air blower relay, 2nd speed Fuse 55 on fuse holder B (2005→) Motor for front Bitron blower regulation |
| 57 | 40 | →November 2007: Motor for rear Bitron blower regulation |
| 40 | November 2007→: Adaptive suspension compressor relay |
Fuse assignment in fuse box, right dash panel
| No. | A | Description |
|---|---|---|
| 1 | 15 | →May 2008: Electric socket for trailer coupling (Hella) Trailer detector control unit (Westfalia) |
| 20 | May 2008→: Trailer detector control unit | |
| 2 | 5 | Parking aid control unit |
| 3 | 15 | Trailer detector control unit |
| 4 | 5 | Mobile telephone operating electronics control unit |
| 5 | 15 | →May 2008: Trailer detector control unit (Westfalia) |
| 25 | May 2008→: Trailer detector control unit | |
| 6 | 30 | ABS control unit |
| 7 | 5 | Transfer box control unit |
| 8 | 20 | →2005: Onboard supply control unit (driving light) |
| 30 | 2005→: Onboard supply control unit (right light) | |
| 9 | 10 | 2005→: Individualisation Satellite digital radio tuner (America) |
| 10 | 5 | Reversing camera system control unit (2005→) TV tuner |
| 11 | 10 | →2005: Radio Control unit with display for radio and navigation system |
| 20 | 2005→: Control unit with display for radio and navigation system Radio Preparation for radio and navigation system with TV (Japan) | |
| 12 | 30 | Sound system amplifier |
| 13 | - | - |
| 14 | 15 | Convenience system central control unit Bulbs for left brake and tail lights (→2005) |
| 15 | 25 | →November 2007: Rear right door control unit (window regulator) |
| 30 | November 2007→: Rear right door control unit (window regulator) | |
| 16 | 10 | →November 2007: Luggage compartment light |
| 5 | November 2007→: Luggage compartment light | |
| 17 | 15 | →2005: Onboard supply control unit (right dipped beam / main beam) |
| 18 | 30 | Heated rear window relay |
| 19 | - | - |
| 20 | 30 | 2005→: AC/DC converter with socket 12 V - 230 V (except America) AC/DC converter with socket 12 V - 115 V (America) |
| 21 | 10 | →2005: Spare wheel release |
| 10 | 2005→: Bonnet contact switch | |
| 22 | 30 | →2005: Heated driver seat control unit Heated front passenger seat control unit |
| 25 | 2005→: Heated front seats control unit | |
| 23 | 10 | Climatronic control unit |
| 24 | 30 | Front passenger seat adjustment operating unit Front passenger seat adjustment with memory control unit |
| 25 | 5 | Rear Climatronic operating and display unit Air conditioning system control unit (2005→) |
| 26 | - | - |
| 27 | 15 | Adaptive suspension control unit |
| 28 | - | - |
| 29 | 10 | →November 2007: Automatic gearbox control unit |
| 5 | November 2007→: Automatic gearbox control unit | |
| 30 | 20 | Power latching system relay |
| 31 | 15 | Convenience system central control unit |
| 32 | 10 | Front passenger door control unit (central locking) Rear right door control unit (central locking) |
| 33 | 15 | Individualisation |
| 34 | 25 | →November 2007: Front passenger side door control unit (window regulator) |
| 30 | November 2007→: Front passenger side door control unit (window regulator) | |
| 35 | 10 | →2005: Onboard supply control unit (turn signal, right side light) |
| 30 | 2005→: Front passenger seat adjustment operating unit | |
| 36 | 5 | Compass module (vehicle position recognition control unit) Roof display unit (2005→) Roof module (→2005) Telephone (→2005) |
| 37 | - | - |
| 38 | 10 | ABS control unit TCS and ESP button (→2005) |
| 39 | 5 | Heated windscreen relay for left side Heated windscreen relay for right side Cornering light and headlight range control unit (2005→) Individualisation (2005→) |
| 40 | 10 | Transfer box control unit |
| 41 | 10 | Trailer detector control unit |
| 42 | 5 | Garage door operating unit Garage door operation control unit |
| 43 | 5 | Reversing switch |
| 44 | 5 | November 2003→: Heated driver seat regulator Heated front passenger seat regulator Heated rear left seat switch with regulator Heated rear right seat switch with regulator Operating unit to regulate suspension height (2005→) Left washer jet heater element (2005→) Right washer jet heater element (2005→) |
| 45 | - | Not assigned |
| 46 | - | Not assigned |
| 47 | 10 | 2005→: Power output module for right headlight |
| 48 | 10 | Adaptive suspension control unit |
| 49 | 5 | Automatic anti-dazzle interior mirror Telephone (→2005) |
| 50 | 5 | →2005: Anti-roll bar uncoupling button |
| 5 | 2005→: TCS and ESP button | |
| 51 | 20 | →2005: Automatic gearbox control unit |
| 15 | 2005→: Automatic gearbox control unit | |
| 52 | 5 | Multifunction switch Tiptronic switch Selector lever lock for position P solenoid |
| 53 | 30 | Heated windscreen relay for right side |
| 54 | 30 | Heated windscreen relay for left side |
| 55 | - | - |
| 56 | 40 | ABS control unit |
| 57 | 40 | Transfer box control unit |
Engine compartment relay & fuse box
| No. | A | Description |
|---|---|---|
| 1 | 60 | 2.5 TDI, 3.0 TDI, 5.0L TDI, 3.2 FSI, 3.6 FSI: Radiator fan control unit |
| 60 | 4.2 V8, 6.0 W12: Radiator fan control unit 2 Radiator fan 2 | |
| 30 | 3.0 TDI (depends on equipment): Radiator fan control unit | |
| 2 | 30 | 2.5 TDI, 3.6 FSI (only models for tropical climate zones and models with towing coupling): Radiator fan control unit 2 |
| 30 | 3.0 TDI, 3.2 FSI: Radiator fan control unit 2 | |
| 60 | 5.0 TDI (only models for tropical climate zones and models with towing coupling): Radiator fan control unit 2 Radiator fan 2 | |
| 30 | 5.0 TDI, 4.2 V8, 6.0 W12: Radiator fan control unit Radiator fan | |
| 60 | 2005→ (4.2 V8, 6.0 W12 (with towing coupling)): Radiator fan control unit Radiator fan | |
| 3 | 60 | 2.5 TDI (→March 2003): Glow plug 1-5 |
| 60 | 3.0 TDI (→2005): Glow plug 1-6 | |
| 60 | 5.0 TDI (→January 2004): Glow plugs 1 | |
| 80 | 2.5 TDI (March 2003→2005): Glow plug 1-5 | |
| 80 | 5.0 TDI (January 2004→2005): Glow plugs 1 | |
| 40 | 3.2 FSI, 4.2 V8, 6.0 W12: Secondary air pump motor Secondary air pump relay | |
| 4 | 60 | 5.0 TDI (→January 2004): Glow plugs 2 |
| 80 | 5.0 TDI (January 2004→2005): Glow plugs 2 | |
| 80 | 3.0 TDI (CATA): High heat output relay | |
| 40 | 6.0 W12: Secondary air pump relay 2 Secondary air pump motor 2 | |
| 40 | 4.2 V8 (→2005): Secondary air pump motor 2 | |
| 5 | 40 | 3.0 TDI (CATA): Low heat output relay |
| 30 | 6.0 W12: Ignition coil 7 / 8 / 9 / 10 / 11 / 12 with output stage S7 - Fuse in relay plate fuse holder | |
| 6 | 60 | 5.0 TDI (→2005): Start relevant equipment Fuel pump Ignition system (only models with second battery) |
| 60 | 5.0 TDI (2005→): Voltage supply relay 1 | |
| 30 | 6.0 W12: Ignition coil 1 / 2 / 3 / 4 / 5 / 6 with output stage S8 - Fuse in relay plate fuse holder | |
| 7 | 10 | 3.0 TDI (→2005): Fuel pressure regulating valve Fuel metering valve Coolant pump |
| 15 | 3.0 TDI (2005→): Fuel pressure regulating valve Fuel metering valve Fuel pump relay (CATA) | |
| 10 | 5.0 TDI: Residual heat relay (2005→) Additional coolant pump relay Fuel cooling pump relay Fuel cooling pump | |
| 20 | 3.2 FSI: Injector, cylinder 1 / 2 / 3 Ignition coil 1 / 2 / 3 with power output stage | |
| 20 | 3.6 FSI: Ignition coil 1 / 2 / 3 with power output stage | |
| 20 | 4.2 V8: Ignition coil 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 with output stage | |
| 10 | 6.0 W12: Injector, cylinder 7 / 8 / 9 / 10 / 11 / 12 | |
| 8 | 30 | 5.0 TDI: Engine control unit 2 |
| 20 | 3.2 FSI: Injector, cylinder 4 / 5 / 6 Ignition coil 4 / 5 / 6 with power output stage | |
| 20 | 3.6 FSI: Ignition coil 4 / 5 / 6 with output stage | |
| 10 | 6.0 W12: Injector, cylinder 1 / 2 / 3 / 4 / 5 / 6 | |
| 20 | 4.2 V8 (→2005): Injector, cylinder 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 | |
| 9 | 30 | 2.5 TDI, 3.0 TDI, 5.0L TDI: Engine control unit Diesel direct injection system control unit (3.0 TDI) |
| 30 | 3.2 FSI: Motronic control unit Variable intake manifold changeover valve Inlet camshaft control valve 1 Exhaust camshaft control valve 1 | |
| 30 | 4.2 V8 (→2005): Engine control unit Inlet camshaft control valve 1 Exhaust camshaft control valve 2 Intake manifold change-over valve Intake manifold change-over valve 2 | |
| 30 | 3.6 FSI, 4.2 V8 (2005→), 6.0 W12: Engine control unit Engine control unit 2 | |
| 10 | 10 | 2.5 TDI, 3.0 TDI, 5.0L TDI: High-pressure sender Fuel pump relay Radiator fan control unit Radiator fan control unit 2 Exhaust gas recirculation cooler changeover valve Air conditioner compressor regulating valve (2.5 TDI, 3.0 TDI) Air conditioning system control unit (2.5 TDI, 3.0 TDI) Fuel cooling pump relay (2.5 TDI, 3.0 TDI) Additional coolant pump relay (2.5 TDI, 3.0 TDI) Climatronic control unit (2.5 TDI, 3.0 TDI) Variable intake manifold flap changeover valve (2.5 TDI (→2005), 3.0 TDI (→2005)) Radiator changeover valve (2.5 TDI (→2005)) Charge pressure control solenoid valve (2.5 TDI) Crankcase breather heater element (2.5 TDI) Continued coolant circulation relay (2.5 TDI (→2005)) Automatic glow period control unit (3.0 TDI) Turbocharger 1 control unit (3.0 TDI) Exhaust gas recirculation valve (3.0 TDI) Intake manifold flap motor (3.0 TDI) Intake manifold flap 2 motor (3.0 TDI) Alternator cut-in relay (3.0 TDI (→May 2007)) Pump for exhaust gas recirculation cooler (3.0 TDI (CATA)) Throttle valve module (3.0 TDI (CATA)) Control unit for charge air cooler bypass (3.0 TDI (CATA)) Exhaust gas recirculation cooler changeover valve 2 (5.0 TDI, 3.0 TDI (CATA)) Valve block 2 in front passenger side rear seat (3.0 TDI (CATA)) Metering pump for post-injection in particulate filter for cylinder bank 1 (5.0 TDI America (2005→)) Metering pump for post-injection in particulate filter for cylinder bank 2 (5.0 TDI America (2005→)) Air conditioning system pressure sensor (5.0 TDI (→2005)) |
| 10 | 3.2 FSI (2005→), 3.6 FSI, 6.0 W12: High-pressure sender Radiator fan control unit Radiator fan control unit 2 Fuel system diagnostic pump Brake servo relay (3.2 FSI) Activated charcoal filter solenoid valve 1 (3.2 FSI) Activated charcoal filter solenoid valve 2 (3.2 FSI) Additional coolant pump relay (3.6 FSI) Climatronic control unit (6.0 W12) Air conditioning system control unit (6.0 W12) Alternator cut-in relay (6.0 W12 (→May 2007)) | |
| 10 | 4.2 V8 (2005→): Air mass meter Air mass meter 2 Secondary air pump relay Activated charcoal filter solenoid valve 1 Fuel system diagnostic pump | |
| 10 | 3.2 FSI (→2005), 4.2 V8 (→2005): Tank leak diagnosis High-pressure sender for air conditioning system Radiator fan control unit Radiator fan control unit 2 Activated charcoal filter valve (3.2 FSI) Brake servo relay (3.2 FSI) Activated charcoal filter system solenoid valve 1 (4.2 V8) Activated charcoal filter system solenoid valve 2 (4.2 V8) Regulating valve for air conditioner compressor (4.2 V8) Climatronic control unit (4.2 V8) Oil level/oil temperature sender (4.2 V8) | |
| 11 | 15 | 2.5 TDI (→2005), 3.0 TDI (→2005): Oil level and oil temperature sender |
| 15 | 3.0 TDI (CATA): Fuel cooling pump relay Relay for supplementary fuel pump Fuel cooling pump Supplementary fuel pump | |
| 15 | 5.0L TDI: Map-controlled engine cooling system thermostat Climatronic control unit (2005→) Turbocharger 1 control unit Turbocharger 2 control unit Oil level/oil temperature sender (→2005) Air conditioner compressor regulating valve Particulate filter additive pump (only America) Intake manifold flap motor Intake manifold flap 2 motor | |
| 15 | 3.2 FSI: Oil level and oil temperature sender Climatronic control unit Air conditioner compressor regulating valve | |
| 15 | 4.2 V8 (→2005): Secondary air inlet valve | |
| 15 | 3.6 FSI: Climatronic control unit Air conditioning system control unit Alternator cut-in relay (→May 2007) Air conditioner compressor regulating valve | |
| 15 | 6.0 W12: Activated charcoal filter solenoid valve 1 Inlet camshaft control valve 1 Inlet camshaft control valve 2 Air conditioner compressor regulating valve Exhaust camshaft control valve 1 Exhaust camshaft control valve 2 | |
| 12 | 5 | 2.5 TDI (→2005), 3.0 TDI (→2005): Glow plug relay (2.5 TDI) Continued coolant circulation relay (2.5 TDI) Brake pedal switch |
| 10 | 2.5 TDI (2005→), 3.0 TDI (2005→): Automatic glow period control unit (2.5 TDI) Additional coolant pump relay | |
| 5 | 5.0L TDI (→2005): Glow plug relay 1 Glow plug relay 2 Additional coolant pump Fuel cooling Brake pedal switch for cruise control system | |
| 5 | 5.0L TDI (2005→): Automatic glow period control unit Fuel cooling pump relay Additional coolant pump relay Glow period control unit 2 | |
| 5 | 3.2 FSI: Secondary air pump relay Additional coolant pump relay Run-on pump relay (→2005) | |
| 10 | 3.6 FSI: Activated charcoal filter system solenoid valve 1 Inlet camshaft control valve 1 Intake manifold flap valve Exhaust camshaft control valve 1 | |
| 20 | 4.2 V8 (2005→): Map-controlled engine cooling system thermostat High-pressure sender Continued coolant circulation relay Climatronic control unit Air conditioning system control unit Radiator fan control unit Alternator cut-in relay (→May 2007) Radiator fan control unit 2 Inlet camshaft control valve 1 Inlet camshaft control valve 2 Air conditioner compressor regulating valve Exhaust camshaft control valve 1 Exhaust camshaft control valve 2 Intake manifold flap motor Variable intake manifold motor | |
| 5 | 4.2 V8 (→2005): Secondary air pump relay | |
| 5 | 6.0 W12: Electric fuel pump 2 relay Secondary air pump relay Secondary air pump relay 2 Engine control unit 2 | |
| 13 | 15 | 5.0L TDI (→2005): Fuel pump 1 |
| 25 | 2.5 TDI (→2005), 3.0 TDI (→2005): Fuel system pressurization pump Fuel pump Tank circuit pressurisation relay Fuel cooling pump (2.5 TDI) Circulation pump (3.0 TDI) | |
| 25 | 2.5 TDI, 3.0 TDI, (5.0L TDI except America): Fuel system pressurisation pump Fuel pump Fuel pump relay (2.5 TDI, 5.0 TDI) Fuel cooling pump relay (2.5 TDI, 3.0 TDI) Tank circuit pressurisation relay Fuel cooling pump (2.5 TDI, 3.0 TDI) | |
| 20 | 3.0 TDI (CATA): Fuel system pressurisation pump Fuel pump Fuel pump relay Fuel cooling pump relay Tank circuit pressurisation relay Fuel cooling pump | |
| 30 | 5.0L TDI (America): Fuel system pressurisation pump Fuel pump Fuel pump relay | |
| 15 | 3.2 FSI: Fuel pump | |
| 15 | 4.2 V8 (→2005): Fuel pump No.2 | |
| 25 | 3.6 FSI, 4.2 V8 (2005→): Fuel pump control unit | |
| 15 | 6.0 W12: Fuel system pressurisation pump Fuel pump relay | |
| 14 | 15 | 3.0 TDI (CATA): Evaluation unit for reducing agent level Reversing valve for reducing agent Reducing agent pump Heater for reducing agent pump |
| 15 | 3.2 FSI, 3.6 FSI: Fuel system pressurisation pump | |
| 10 | 4.2 V8 (2005→): Fuel metering valve Fuel metering valve 2 | |
| 15 | 4.2 V8 (→2005): Fuel pump | |
| 15 | 6.0 W12: Fuel pump Electric fuel pump 2 relay | |
| 15 | 10 | 3.0 TDI, 5.0L TDI: Terminal 30 voltage supply relay Engine control unit (3.0 TDI (CATA)) |
| 10 | 3.2 FSI (2005→), 3.6 FSI, 4.2 V8 (2005→), 6.0 W12: Motronic current supply relay Motronic control unit Motronic current supply relay 2 (3.2 FSI, 3.6 FSI) Fuel pump relay (3.2 FSI, 6.0 W12) Electric fuel pump 2 relay (3.2 FSI) Engine control unit 2 (6.0 W12) | |
| 10 | 3.2 FSI (→2005): Motronic current supply relay land 2 | |
| 10 | 4.2 V8 (→2005): Engine control unit Motronic current supply relay Fuel pump relay, Electric fuel pump II relay | |
| 16 | 30 | 3.0 TDI (2005→): Control unit for reducing agent heater |
| 10 | 5.0L TDI: Battery parallel circuit relay | |
| 15 | 3.2 FSI (2005→), 3.6 FSI, 4.2 V8 (2005→), 6.0 W12: Vacuum pump for brakes (3.2 FSI, 4.2 V8, 6.0 W12) Brake servo relay (4.2 V8, 6.0 W12) Additional coolant pump relay (3.6 FSI, 6.0 W12) Continued coolant circulation pump (6.0 W12) | |
| 30 | 3.2 FSI (→2005): Continued circulation of coolant pump Vacuum pump for brakes | |
| 30 | 4.2 V8 (→2005): Brake servo relay Vacuum pump for brakes Continued coolant circulation relay Coolant pump Circulation pump (only models with auxiliary coolant heater) | |
| 17 | 10 | 2.5 TDI (2005→): Lambda probe Lambda probe heater |
| 20 | 3.0 TDI, 5.0L TDI: NOx sensor control unit (3.0 TDI (CATA), 5.0 TDI) NOx sensor 2 control unit (3.0 TDI (CATA), 5.0 TDI) Lambda probe Lambda probe heater | |
| 15 | 3.0 TDI (depends on equipment): NOx sensor control unit (3.0 TDI (CATA)) NOx sensor 2 control unit (3.0 TDI (CATA)) Lambda probe Lambda probe heater | |
| 15 | 3.2 FSI (2005→), 3.6 FSI: Lambda probe Lambda probe 2 Lambda probe heater (3.6 FSI) Lambda probe heater 2 (3.6 FSI) | |
| 15 | 3.2 FSI (→2005): Lambda probes before catalytic converter | |
| 15 | 4.2 V8 (→2005): Cylinder bank 1 Lambda probe before catalytic converter Cylinder bank 2 Lambda probe 2 before catalytic converter | |
| 10 | 4.2 V8 (2005→): Lambda probe Lambda probe 2 | |
| 30 | 6.0 W12: Lambda probe Lambda probe 2 Lambda probe 3 Lambda probe 4 Lambda probe heater Lambda probe heater 2 Lambda probe heater 3 Lambda probe heater 4 | |
| 18 | 7.5 | 3.2 FSI, 3.6 FSI: Lambda probe after catalytic converter Lambda probe 2 after catalytic converter Lambda probe 1 heater after catalytic converter (3.6 FSI) Lambda probe 2 heater after catalytic converter (3.6 FSI) |
| 7.5 | 4.2 V8 (→2005): Lambda probe after catalytic converter for cylinder bank 1 Lambda probe 2 after catalytic converter for cylinder bank 2 | |
| 10 | 4.2 V8 (2005→): Lambda probe after catalytic converter Lambda probe 2 after catalytic converter | |
| 15 | 6.0 W12: Lambda probe after catalytic converter Lambda probe 2 after catalytic converter Lambda probe 3 after catalytic converter Lambda probe 4 after catalytic converter Lambda probe 1 heater after catalytic converter Lambda probe 2 heater after catalytic converter Lambda probe 3 heater after catalytic converter Lambda probe 4 heater after catalytic converter | |
| Relays | ||
| A1 | 5.0L TDI: Glow period control unit | |
| 2.5 TDI (→2005): Fuel pump | ||
| 3.2 FSI (2005→): Terminal 30 voltage supply relay No.2 | ||
| 3.2 FSI (→2005): Motronic current supply relay 2 | ||
| A2 | 2.5 TDI, 3.0 TDI, 5.0L TDI: Terminal 30 voltage supply | |
| A3 | 2.5 TDI (2005→), 3.0 TDI, 5.0L TDI (→2005): Automatic glow period control unit | |
| 3.2 FSI (2005→): Terminal 30 voltage supply | ||
| 3.2 FSI (→2005), 4.2 V8 (→2005): Motronic current supply | ||
| 3.6 FSI: Motronic current supply | ||
| 4.2 V8: Automatic glow period control unit | ||
| 6.0 W12: Motronic current supply (optional installation) | ||
| A4 | 2.5 TDI (2005→): Fuel pump | |
| 2.5 TDI (→2005), 5.0L TDI (→2005): Glow plug | ||
| 3.2 FSI, 4.2 V8, 6.0 W12: Secondary air pump (optional installation) | ||
| A5 | except 4.2 V8: Additional coolant pump | |
| 4.2 V8: Continued coolant circulation | ||
| A6 | 2.5 TDI, 3.0 TDI, 5.0L TDI: Fuel cooling pump | |
| 3.2 FSI: Fuel pump | ||
| 6.0 W12, 4.2 V8 (→2005): Electric fuel pump 2 | ||
| B1 | 5.0L TDI (2005→): Terminal 30 voltage supply | |
| B2 | 3.0 TDI, 5.0L TDI: Fuel pump | |
| B3 | 3.0 TDI (2005→): High heat output | |
| 5.0L TDI (→2005): Glow plug 2 | ||
| 6.0 W12: Secondary air pump relay 2 (optional installation) | ||
| B4 | 3.0 TDI (2005→): Low heat output | |
| 5.0L TDI: Voltage supply relay No.1 (optional installation) | ||
| 3.6 FSI (→May 2007): Motronic current supply relay 2 | ||
| 4.2 V8: Engine components current supply | ||
| B5 | - | |
| B6 | 3.0 TDI (2005→): Supplementary fuel pump | |
| 3.2 FSI, 4.2 V8, 6.0 W12: Brake servo (with automatic gearbox) | ||
| C19 | 2.5 TDI, 3.0 TDI, 5.0L TDI: Tank circuit pressurisation (with auxiliary coolant heater) | |
| 3.2 FSI: Electric fuel pump 2 | ||
| 6.0 W12: Fuel pump | ||
| C20 | Terminal 50 voltage supply | |
Fuses and relay position assignment in pre-fuse box, under driver seat
| No. | A | Description |
|---|---|---|
| 1 | 150 | Left fuse carrier |
| 2 | 150 | Right fuse carrier |
| 3 | 60 | Right fuse carrier |
| 4 | 60 | →2005: E-box, left fuse holder |
| 60 | V10 TDI (2005→): Voltage supply relay 2 | |
| 40 | November 2007→: Motor for rear Bitron blower regulation | |
| 5 | 60 | →November 2007: Terminal 15 voltage supply relay |
| 40 | November 2007→: Terminal 15 voltage supply relay | |
| 6 | - | - |
| 7 | 250 | Charger relay for second battery |
| 8 | 150 | →2005: Left fuse carrier |
| 150 | V10 TDI (2005→): Voltage supply relay 1 Left fuse carrier | |
| 60 | 2005→: Left fuse carrier | |
| 9 | 5 | Onboard supply control unit |
| 10 | 10 | →November 2007: Onboard supply control unit |
| 5 | November 2007→: Onboard supply control unit | |
| 11 | 5 | →2005: Diagnostic starter cable |
| 5 | V10 TDI (2005→): Onboard supply control unit | |
| 12 | - | - |
| 13 | 40 | Adaptive suspension compressor relay Motor for rear Bitron blower regulation (V10 TDI ( November 2007→)) |
| 14 | - | - |
| Relays | ||
| 1 | Battery master/isolator switch | |
| 2 | Terminal 15 voltage supply | |
| 3 | Second battery charging circuit | |
Relay locations for E-box on left under dash panel near centre console
| No. | Description | |
|---|---|---|
| D1 | Servotronic control unit | |
| D2 | Power latching system | |
| D3 | Adaptive suspension compressor | |
| D4 | 2005→: Power sockets | |
| D5 | Air conditioning system (optional installation) | |
| D6 | Fresh air blower relay, 2nd speed (only manually operated air conditioning system) | |
| D7 | Heated rear window | |
| D8 | →January 2003: Heated seat | |
| 2005→ (VR6 with auxiliary heater): Circulation pump | ||
| D9 | →2005: Brake light suppression | |
| 2005→: Alternator cut-in | ||
| E1 | Solar cells isolation | |
| E2 | →2005: Spare wheel release | |
| E3 | →2005: Air conditioning system | |
| 2005→: Heated windscreen relay for left side | ||
| E4 | →2005: Circulation pump | |
| E5 | V10 TDI: Start relevant consumers / Voltage supply relay No.2 | |
| E6 | - | |
| E7 | Headlight washer system | |
| E8 | Residual heat | |
| E9 | 2005→: Heated windscreen relay for right side | |
Relay carrier on E-box on right under dash panel, near right a-pillar (only right-hand drive)
| No. | Description | |
|---|---|---|
| D1 | Servotronic control unit | |
| D2 | Power latching system | |
| D3 | Adaptive suspension compressor | |
| D4 | Power sockets | |
| D5 | Air conditioning system (optional installation) | |
| D6 | Fresh air blower relay, 2nd speed (only manually operated air conditioning system) | |
| D7 | Heated rear window | |
| D8 | VR6 with auxiliary heater: Circulation pump | |
| D9 | Alternator cut-in | |
| E1 | Solar cells isolation | |
| E2 | Residual heat | |
| E3 | Heated windscreen relay for left side | |
| E4 | V10 TDI: Voltage supply relay 2 | |
| E5 | Heated windscreen relay for right side | |
| E6 | Headlight washer system | |
