
Audi Q3 2019 Fuse Box Info
Passenger compartment fuse box location:

The instrument panel fuse box is located below the steering wheel, behind the cover (left-hand drive vehicle).

The instrument panel fuse box is located in the glow compartment, behind the cover (right-hand drive vehicle).
Engine compartment fuse box location:

Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Functions | 
| 2 | Front lumbar support | 
| 4 | Volume control | 
| 5 | Gateway control module (diagnosis) | 
| 6 | Steering column lock, automatic transmission selector lever | 
| 7 | Radio receiver, parking heater, climate control system controls | 
| 8 | Headlight range control, interior monitoring, ambient lighting, light switch, roof module, emergency call system, parking brake, diagnostic connector, light/rain sensor | 
| 9 | Steering column electronics | 
| 10 | Display | 
| 11 | Vehicle electrical system control module | 
| 12 | MMI Infotainment system control module | 
| 13 | Driver's side safety belt tensioner | 
| 14 | Heating and A/C system blower | 
| 15 | Steering column lock | 
| 16 | Cell phone booster | 
| 17 | Instrument cluster | 
| 18 | Rearview camera, peripheral cameras | 
| 19 | Vehicle opening/start (NFC) | 
| 20 | Instrument cluster | 
| 21 | Steering column electronics | 
| 23 | Panoramic glass roof | 
| 24 | Vehicle electrical system control module | 
| 25 | Driver side door control module, left rear window regulator motor, left rear door control module | 
| 26 | Vehicle electrical system control module | 
| 27 | Vehicle electrical system control module | 
| 29 | Roof module, vehicle electrical system control module | 
| 30 | Auxiliary battery control module | 
| 31 | Luggage compartment lid | 
| 32 | Parking system, side assist, adaptive cruise assist, camera | 
| 33 | Passenger occupant detection system, front seat ventilation, headliner interior light | 
| 34 | A/C system components, parking brake, reverse lights | 
| 35 | A/C system components, diagnostic connector, instrument panel control, rearview mirror | 
| 39 | Right rear window regulator motor, front passenger side door control module, right rear door control module | 
| 40 | Sockets | 
| 41 | Passenger's side safety belt tensioner | 
| 42 | Vehicle electrical system control module | 
| 43 | Amplifier | 
| 44 | All-wheel drive control module (quattro) | 
| 45 | Driver's side seat adjustment | 
| 47 | Rear window wiper | 
| 52 | Suspension | 
| 53 | Rear window defogger | 
| 54 | Left trailer hitch light | 
| 55 | Trailer hitch | 
| 56 | Right trailer hitch light | 
| 57 | Trailer hitch socket | 
Engine compartment fuse box:
| Fuse/Relay N° | Functions | 
| 1 | Electronic Stabilization Control (ESC) | 
| 2 | Electronic Stabilization Control (ESC) | 
| 4 | Engine components, engine start | 
| 5 | Engine components, ignition coils | 
| 6 | Brake light switch | 
| 7 | Engine components | 
| 8 | Heated oxygen sensors | 
| 9 | Engine components | 
| 10 | Fuel pump | 
| 11 | Auxiliary heating, engine components | 
| 12 | Auxiliary heating, engine components | 
| 13 | Automatic transmission, transmission fluid pump | 
| 14 | Engine components, ignition coils | 
| 15 | Horn | 
| 16 | Engine components, ignition coils | 
| 17 | Stability Control (ESC), engine control module | 
| 18 | Battery control module | 
| 19 | Windshield wiper control module | 
| 20 | Anti-theft alarm system, garage door opener | 
| 21 | Automatic transmission | 
| 22 | Engine control module | 
| 23 | Engine start | 
| 24 | Auxiliary heating | 
| 31 | Engine components | 
| 36 | Left headlight | 
| 37 | Parking heater | 
| 38 | Right headlight | 





