1999-2005 Audi A2 Fuse Box Diagram
Fitting locations overview
1 - Main fuse 150 A
2 - Relay carrier (9-point)
3 - Fuse box
4 - Relay carrier (6+6-point)
5 - Relay carrier (3-point)
6 - Connector point, A pillar, left
7 - Connector point, A pillar, right
Main fuse block (On battery)
| No. | A | Description |
|---|---|---|
| S88 | 150 | Strip fuse |
Fuse Panel
| No. | A | Description |
|---|---|---|
| A | 1 | Multi-function steering wheel fuse |
| В | 60 | Additional heater fuse |
| C | 40 | Radiator fan control unit fuse |
| 1 | 10 | Control unit with display in dash panel insert |
| 2 | 20 | Navigation interface
Radio Voltage stabiliser 2 Aerial selection control unit Operating electronics control unit, navigation Navigation/TV tuner Amplifier |
| 3 | 20 | Voltage stabiliser |
| 4 | 20 | Radiator fanRadiator fan thermo-switch |
| 6 | 25 | Automatic intermittent wash/wipe relay
Washer pump switch Intermittent wiper switch |
| 7 | 15 | Hazard warning light relay |
| 8 | 25 | Dual tone horn relay
Horn/dual tone hom Sliding sunroof adjustment control unit |
| 10 | 30 | Trailer socket |
| 11 | 20 | 12 V socket |
| 12 | 15 | Cigarette lighter |
| 13 | 15 | Heated driver’s seat regulator
Heated front passenger’s seat regulator |
| 14 | 30 | Low heat output relay |
| 14 | 20 | Heater control unit |
| 15 | 30 | Air соnditioning system/Climatronic operating and display unit
Heated rear window Heated rear window relay |
| 16 | 30 | Fresh air blower switch
Fresh air blower control unit |
| 18 | 20 | Fuel pump (pre-supply pump) |
| 19 | 20 | Lambda probe heaterLambda probe 1 heater, downstream of catalytic converter
Activated charcoal filter system solenoid valve 1 (pulsed) NOx sensor control unit |
| 20 | 20 | 4LV (injection system) control unit
Ignition coil -1- with output stage Ignition coil -2- with output stage Ignition coil -3- with output stage Ignition coil -4- with output stage |
| 22 | 10 | Twin filament bulb for headlight, left |
| 23 | 15 | Bulb check warning unitHeadlight range control motor, right
Twin filament bulb for headlight, right |
| 24 | 15 | Bulb check warning unitHeadlight range control motor, left
Twin filament bulb for headlight, left |
| 25 | 5 | Mobile telephone operating electronics control unit
Telephone/telem atics control unit Aerial amplifier, mobile telephone |
| 26 | 5 | Bulb check warning unit
Tail light bulb, right Side light bulb, right |
| 27 | 5 | Bulb check warning unit
Tail light bulb, left Side light bulb, left |
| 28 | 10 | Diagnostic connector |
| 29 | 15 | Diagnostic connector
Reversing light switch |
| 30 | 10 | Brake light switch |
| 31 | 10 | Brake light switch
Heater element (crankcase breather) (MPI engine, diesel engine) Air mass meter Low heat output relay High heat output relay Cruise control system switch Radiator fan control unit Additional air heater control unit Exhaust gas recirculation valve |
| 32 | 10 | Glove box light
Number plate light, left Number plate light, right |
| 33 | 5 | Heater element, left washer jet
Heater element, right washer jet |
| 34 | 10 | Hazard warning light relay |
| 35 | 15 | Rear left fog light bulb
Front and rear fog light switch |
| 36 | 10 | Anti-theft alarm system horn
Air соnditioning system /Climatronic operating and display unit Heated rear window relay Tank filler flap remote release switch Interior monitor switch Convenience system central control unit |
| 37 | 10 | Navigation system with CD drive control unit
Parking aid control unit |
| 38 | 10 | Automatic anti-dazzle interior mirror |
| 38 | 10 | Compressor regulating valve, air conditioning system
Heated rear window relay Fresh air/air recirculating flap switch Operating electronics control unit, navigation Electronic manual gearbox control unit Parking aid control unit Power steering control unit Navigation system with CD drive control unit Telephone/telematics control unit Ignition key withdrawal lock control unit Additional heating button (ECON) Amplifier Hazard warning light switch |
| 39 | 10 | Door control unit, front passenger's side
Door control unit, rear right |
| 40 | 10 | Traction соntrol system warning lamp
Traction control system switch ABS with EDL control unit Steering angle sender |
| 41 | 10 | Door control unit, driver’s side
Door control unit, rear left |
| 42 | 10 | Anti-theft alarm ultra-sonic sensor
Convenience system central control unit |
| 43 | 10 | Electronic manual gearbox control unit |
| 44 | 10 | Ignition key with drawal lock solenoid valve
Electronic manual gearbox control unit Handbrake warning lam p control unit Ignition key withdrawal lock control unit |
| 45 | 15 | Injector, cylinder 1Injector, cylinder 2
Injector, cylinder 3 Injector, cylinder 4Heater elem ent (crankcase breather) (FSI engine) Fuel pressure regulating valveInlet cam shaft tim ing adjustment valve -1- Fuel metering valveIntake manifold flap air flow control valve Map-controlled engine cooling thermostat |
| Relay | ||
| 1 | Consumer switch -off | |
| 4 | High heat output | |
| 5 | Dual tone horn | |
| 6 | Bulb check warning unit | |
| 7 | Bulb check warning unit | |
| 8 | Low heat output | |
| 9 | X contact relief | |
Relay Carrier (6+6-point)
In footwell, front left
| No. | Description | |
|---|---|---|
| 1 | 1.2 TDI (ANY): Starter inhibitor and reversing light relay | |
| 2 | Autom atic interm ittent wash/wipe relay | |
| 3 | Autom atic interm ittent wash/wipe relay | |
| 4 | 1.2 TDI (ANY): Gearbox hydraulic pump relay | |
| 5 | 1.2 TDI (ANY): Ignition key withdrawal lock control unit | |
| 1.4 (BBY), 1.6 FSI (BAD): Fuel pump relay | ||
| 6 | 1.2 TDI (ANY): Ignition key w ithdraw al lock control unit | |
| No. | A | Description |
| A | 20 | Hydraulic pump relay fuse |
| C | 60 | ABS control unit fuse 1 |
Relay Carrier (3-point)
| No. | A | Description |
|---|---|---|
| A | 40 | 1.4 TDI (ATL): Strip fuse for glow plugs (engine) (S39) |
| 30 | 1.6 FSI (BAD): Engine control unit fuse (S102) | |
| 60 | 1.2 TDI (ANY), 1.4 TDI (AMF, BHC): Strip fuse for glow plugs (engine) (S39) | |
| B | 10 | 1.4 TDI (ATL): Engine control unit fuse (S102) |
| 5 | 1.6 FSI (BAD): Air mass meter fuse (S74) | |
| 10 | 1.2 TDI (ANY), 1.4 TDI (AMF, BHC): Engine control unit fuse (S102) | |
| C | 80 | Fuse -1 - (30) (power steering) (S204) |
| Relay | ||
| 1 | 1.4 TDI (ATL): Terminal 30 voltage supply relay | |
| 1.6 FSI (BAD): Motronic current supply relay | ||
| 1.2 TDI (ANY), 1.4 TDI (AMF, BHC): Relay for glow plugs | ||
| 2 | 1.4 TDI (ATL): Automatic glow period control unit | |
| 1.2 TDI (ANY), 1.4 TDI (AMF, BHC): Terminal 30 voltage supply relay | ||
Connector point, A pillar, left
| No. | A | Description |
|---|---|---|
| A | 30 | Electric w indow single fuse (front) |
| C | 10 | Seat adjustment fuse (lumbar support) |
Connector point, A pillar, right
| No. | A | Description |
|---|---|---|
| C | 30 | Electric window single fuse 2 (rear) |