Audi A4 Cabriolet (2009) – fuse box diagram
Year of production: 2009
Instrument panel (driver’s side)
| Number | Electric equipment | Ampere rattings [A] |
| 1 | Air conditioner | 10 |
| 2 | Footwell illumination | 5 |
| 3 | Heated washer jets | 5 |
| 4 | Radiator fan | 5 |
| 5 | Telephone, oil level sensor, multifunction switch, rear heated Seat, shift gate | 10 |
| 6 | Air conditioner (air quality sensor), air pressure sensor | 5 |
| 7 | Electronic Stabilization Program (ESP), brake light switch, clutch pedal switch, steering angle sensor | 10 |
| 8 | Telephone | 5 |
| 9 | Brake booster (vacuum pump) | 15 |
| 10 | Automatic headlight beam adjustment, automatic headlight range control, right | 5 |
| 11 | Airbag control unit, front passenger seat recognition USA (bladder mat) | 10 |
| 12 | Diagnosis socket | 10 |
| 13 | Steering column module | 10 |
| 14 | Brake lights | 10 |
| 15 | Instrument cluster, Navigation system | 10 |
| 16 | Garage door opener | 5 |
| 17 | Level, tire pressure control, park assist, light/rain sensor | 10 |
| 18 | Automatic headlight range control, left | 5 |
| 19 | Fog lights | 15 |
| 20 | — | — |
| 21 | — | — |
| 22 | Doors | 15 |
| 23 | — | — |
| 24 | Central convenience electrical system | 20 |
| 25 | Heater blower | 30 |
| 26 | Rear window defogger | 30 |
| 27 | Socket for trailer towing (controller) | 30 |
| 28 | Fuel pump | 20 |
| 29 | — | — |
| 30 | Power top control unit | 30 |
| 31 | Automatic transmission, mirror dimming, diagnosis socket | 15 |
| 32 | Towing assembly | 15 |
| 33 | Cigarette lighter | 20 |
| 34 | Electrical socket | 20 |
| 35 | Luggage compartment socket | 20 |
| 36 | Windshield wiper system | 30 |
| 37 | Pump for windshield and headlight washer * system | 30 |
| 38 | Central elect ric, anti -theft alarm system, rear lid/ trunk release | 15 |
| 39 | Radio | 20 |
| 40 | Horn | 25 |
| 41 | Auxiliary heat ing | 30 |
| 42 | Electronic Stab ilization Program (ESP) | 25 |
| 43 | Engine timing | 15 |
| 44 | Seat heating | 35 |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
