Jonathan Yarden Jan 31, 2021 · 5 min. read
In this article you will find a description of fuses and relays Audi,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Fuse Location, Instrument Panel left
| № | A | Description |
| 1 | 10 | Engine relay, fuel tank control unit, Airbag Off light, light switch (switch illumination), diagnostic connector |
| 2 | 5 | ABS, ASR, ESP, brake light switch |
| 3 | 5 | AFS headlight (left) |
| 4 | 5 | Oil level sensor (extended maintenance interval) (WIV), tire pressure monitoring system, switch for Electronic Stability Program (ESP), AFS headlights (control unit), A/С system (pressure sensor), backup light switch |
| 5 | 5/10 | Automatic headlight range control, AFS headlight (right) / manual headlight range control, halogen headlights |
| 6 | 5 | Control unit for CAN data transfer (gateway), electromechanical steering, automatic transmission shift gate |
| 7 | 5 | Acoustic Park Assist, automatic dipping interior rear view mirror, garage door opener, heatable windshield washer nozzles, washer pump, wind deflector relay (Roadster) |
| 8 | 5 | Haldex clutch |
| 9 | 5 | Control unit Audi magnetic ride |
| 10 | 5 | Airbag control unit |
| 11 | 5/10 | Mass airflow sensor, crankcase heating |
| 12 | 10 | Door control unit (central locking driver/passenger) |
| 13 | 10 | Diagnostic connector |
| 14 | 5 | Rain sensor, automatic transmission shift gate |
| 15 | 5 | Roof light (interior lighting) |
| 16 | 10 | A/С system (control unit) |
| 17 | 5 | Tire pressure monitoring system (control unit) |
| 18 | – | Not used |
| 19 | – | Not used |
| 20 | – | Not used |
| 21 | 10 | Fuel injectors (gasoline engine) |
| 22 | 30 | Wind deflector (Roadster) |
| 23 | 20 | Horn |
| 24 | 15 | Transmission (control unit) |
| 25 | 30/20 | Heater rear window Coupe/heated rear window Roadster |
| 26 | 30 | Driver’s side power window |
| 27 | 30 | Passenger’s side power window |
| 28 | – | Not used |
| 29 | 15 | Washer pump |
| 30 | 20 | Cigarette lighter |
| 31 | 40 | Starter |
| 32 | 5 | Steering column module |
| 33 | 5 | Instrument cluster |
| 34 | 15 | Radio navigation system, radio |
| 35 | 30 | Audio amplifier |
| 36 | 10 | Engine (control unit) |
| 37 | 5 | CAN (Gateway) |
| 38 | – | Not used |
| 39 | – | Not used |
| 40 | – | Not used |
| 41 | – | Not used |
| 42 | – | Not used |
| 43 | – | Not used |
| 44 | – | Not used |
| 45 | – | Not used |
| 46 | – | Not used |
| 47 | 5 | SDARS tuner, cell phone package, TV tuner |
| 48 | 5 | VDA interface |
| 49 | 5 | Not used |
Fuse location, left side of engine compartment
| Fuse holder (black) | ||
| № |
A |
Description |
| 1 | – | Not used |
| 2 | – | Not used |
| 3 | – | Not used |
| 4 | – | Not used |
| 5 | 5 | Anti-theft warning system (sensor), anti-theft warning system (horn) |
| 6 | 30 | Headlamp washer system |
| 7 | 15/10 | Electric fuel pumps (supply)/volume control valve |
| 8 | 30 | Windshield wipers |
| 9 | 25 | Heated seats (driver and passenger) |
| 10 | 10 | Lumbar support (driver and passenger) |
| 11 | – | Not used |
| 12 | 40 | Ventilation blower |
| Fuse holder (brown) | ||
| 1 | 15 | Fuel pump (6-cylinder) |
| 2 | 10 | O2 sensors (6-cylinder) |
| 3 | 5 | Mass airflow sensor (6-cylinder) |
| 4 | 10 | O2 sensors (6-cylinder) |
| 5 | 5 | Relay coil relay volume control valve (4-cylin-der) |
| 6 | 10 | Secondary air pump valve (6-cylinder), O2 sensors (4-cylinder) |
| 7 | 10 | Positioning valves pre-wired engine harness |
| 8 | 20/30 | Ignition coils (4-cylinder)/ignition coils (6-cylin-der) |
| 9 | 25 | Engine (control unit) |
| 10 | 10 | Water pump delayed-off |
| 11 | 5 | Feed (clutch pedal, brake pedal) |
| 12 | 10 | Activated charcoal filter/charge pressure control valve (4-cylinder) |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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