Audi A3 2016 Fuse Box Info
Passenger compartment fuse box location:
The instrument panel fuse box is located behind a cover near the steering column.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | Engine components |
| 2 | Seat adjustment |
| 3 | Hydraulic pump cover (Cabriolet) |
| 4 | MM controls, MMI-components |
| 5 | Gateway |
| 6 | Selector lever (automatic transmission) |
| 7 | Climate/beating control, auxiliary heating, rear window defogger relay |
| 8 | Diagnosis, electromechanical parking brake switch, light switch , rain and light sensor, interior lighting communication box (Plug-in hybrid drive) anti-theft alarm system |
| 9 | Steering column switch module |
| 10 | Display |
| 11 | Reversible driver’s side safety belt tensioners |
| 12 | MMI area |
| 13 | Adaptive dampers control module/ service plug (Plug-in hybrid drive) |
| 14 | Climate control system blower |
| 15 | Electronic steering column lock |
| 16 | MMI area |
| 17 | Instrument cluster |
| 18 | Rearview camera |
| 19 | Convince key system control module, tank system |
| 20 | Tank system |
| 23 | Exterior lighting, heated washer fluid nozzles |
| 24 | Panorama sunroof/ power top control module, power top latch (Cabriolet) |
| 25 | Door/driver's side doors (for example power windows) |
| 26 | Seat heating |
| 27 | Sound-amplifier |
| 28 | Power top control module, electronics (Cabriolet) |
| 29 | Interior lights |
| 31 | Exterior lighting |
| 32 | Driver assistance systems |
| 33 | Airbag |
| 34 | Button illumination, coils for upper cabin heating relay (Cabriolet) and socket relay, interior sound, backup light switch, temperature sensor |
| 35 | Function lighting, diagnosis, headlight range control system, air quality sensor, automatic dimming rearview mirror |
| 36 | Right cornering light/ right LED-headlight |
| 37 | Left cornering light/ left LED-head light |
| 38 | High-voltage battery (Plug-in hybrid drive) |
| 39 | Door/front passenger’s side doors (for example, power windows) |
| 40 | Sockets |
| 41 | Reversible front passenger's side safety belt tensioners |
| 42 | Central locking components, windshield washer system |
| 43 | Headlights, lighting |
| 44 | All wheel drive |
| 47 | Rear window wiper |
| 48 | Outer noise amplifier (Plug-in hybrid drive) |
| 49 | Starter, clutch sensor, headlight relay coil, high-voltage battery (Plug-in hybrid drive) |
| 53 | Rear window defogger |
Engine compartment fuse box:
| Fuse/Relay N° | Functions |
| 1 | ESC control module |
| 2 | ESC control module |
| 3 | Engine control module (gasoline/diesel) |
| 4 | Engine cooling, engine components, auxiliary heater coil relay (1+2), secondary air injection pump relay |
| 5 | Engine components, tank system |
| 6 | Brake light sensor |
| 7 | Engine components, water pumps |
| 8 | Oxygen sensor |
| 9 | Engine components, exhaust door, glow time control module, SULEV valve |
| 10 | Fuel injectors, fuel control module |
| 11 | Auxiliary heater heating element2 |
| 12 | Auxiliary heater heating element3 |
| 13 | Automatic transmission control module |
| 15 | Horn |
| 16 | Ignition coil/ power electronics (Plug-in hybrid drive) |
| 17 | ESC controI module, engine control module |
| 18 | Terminal 30 (reference voltage) |
| 19 | Windshield wipers |
| 20 | Horn |
| 22 | Terminal 50 diagnosis |
| 23 | Starter |
| 24 | Auxiliary heater heating element 1, brake booster (Plug-in hybrid drive) |
| 31 | Vacuum pump/water pump (Plug-in hybrid drive) |
| 32 | LED headlights |
| 33 | Brake booster memory (Plug-in hybrid drive) |
| 34 | Brake booster memory (Plug-in hybrid drive) |
| 35 | Relay (Plug-in hybrid drive) |
