Audi TT (2006 – 2014) – fuse box diagram
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.