Audi TTS Coupe (2009 – 2010) – fuse box diagram
Year of production: 2009, 2010
Instrument panel
| Number | Equipment | Ampere rating [A] |
| 1 | Engine relay, fuel tank control unit, Airbag Off light, light switch (switch illumination), diagnostic connector | 10 |
| 2 | ABS, ASR, ESP, brake light switch | 5 |
| 3 | AFS headlight (left) | 5 |
| 4 | Oil level sensor (extended maintenance interval) (WIV), tire pressure monitoring system, switch for Electronic Stability Program (ESP), AFS headlights (control unit), A/C system (pressure sensor), backup light switch | 5 |
| 5 | Automatic headlight range control, AFS headlight (right)/ manual headlight range control, halogen headlights | 5 |
| 10 | ||
| 6 | Control unit for CAN data transfer (gateway), electromechanical steering, automatic transmission shift gate | 5 |
| 7 | Acoustic Park Assist, automatic dipping interior rear view mirror, garage door opener, heatable windshield washer nozzles, washer pump, wind deflector relay (Roadster) | 5 |
| 8 | Haldex clutch | 5 |
| 9 | Control unit Audi magnetic ride | 5 |
| 10 | Airbag control unit | 5 |
| 11 | Mass airflow sensor, crankcase heating | 5 |
| 10 | ||
| 12 | Door control unit (central locking driver/passenger) | 10 |
| 13 | Diagnostic connector | 10 |
| 14 | Rain sensor, automatic transmission shift gate | 5 |
| 15 | Roof light (interior lighting) | 5 |
| 16 | A/C system (control unit) | 10 |
| 17 | Tire pressure monitoring system (control unit) | 5 |
| 18 | — | — |
| 19 | — | — |
| 20 | — | — |
| 21 | Fuel injectors (gasoline engine) | 10 |
| 22 | Wind deflector (Roadster) | 30 |
| 23 | Horn | 20 |
| 24 | Transmission (control unit) | 15 |
| 25 | Heater rear window Coupe/heated rear window Roadster | 30 |
| 20 | ||
| 26 | Driver’s side power window | 30 |
| 27 | Passenger’s side power window | 30 |
| 28 | — | — |
| 29 | Washer pump | 15 |
| 30 | Cigarette lighter | 20 |
| 31 | Starter | 40 |
| 32 | Steering column module | 5 |
| 33 | Instrument cluster | 5 |
| 34 | Radio navigation system, radio | 20 |
| 15 | ||
| 35 | Audio amplifier | 30 |
| 36 | Engine (control unit) | 10 |
| 37 | CAN (Gateway) | 5 |
| 38 | Cigarette lighter | 20 |
| 39 | — | — |
| 40 | — | — |
| 41 | — | — |
| 42 | — | — |
| 43 | — | — |
| 44 | — | — |
| 45 | — | — |
| 46 | — | — |
| 47 | SDARS tuner, cell phone package, TV tuner | 5 |
| 48 | VDA interface | 5 |
| 49 | — | — |
Engine compartment
| Number | Equipment | Ampere rating [A] |
| Fuse holder (black) | ||
| 1 | — | — |
| 2 | — | — |
| 3 | — | — |
| 4 | — | — |
| 5 | Anti-theft warning system (sensor), anti-theft warning system (horn) | 5 |
| 6 | Headlamp washer system | 30 |
| 7 | Electric fue l pumps (supplyl/volume control valve | 15 |
| 10 | ||
| 8 | Windshield wipers | 30 |
| 9 | Heated seats (driver and passenger) | 25 |
| 10 | Lumbar support (driver and passenger ) | 10 |
| 11 | — | — |
| 12 | Ventilation blower | 40 |
| Fuse holder (brown ) | ||
| 1 | Fuel pump (6-cylinder) | 15 |
| 2 | 02 sensors (6-cylinderl | 10 |
| 3 | Mass airflow sensor (6-cylinder) | 5 |
| 4 | 02 sensors (6-cylin derl | 10 |
| 5 | Relay coil relay volum e con t ro l valve 14-cylinder) | 5 |
| 6 | Secondary air pump valve (6-cylinderl , 02 sensors (4-cylinder) | 10 |
| 7 | Positioning valves pre-wired engine harness | 10 |
| 8 | Ignition coils (4-cylinderl/ignition coils (6-cylinder) | 20 |
| 30 | ||
| 9 | Engine (control unitl | 25 |
| 10 | Water pump delayed-off | 10 |
| 11 | Feed (clutch pedal, brake pedal) | 5 |
| 12 | Activated charcoal filter/charge pressure control valve (4-cylinder) | 10 |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.