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See other Audi Q3:
Fuse Layout Audi Q3 2018-2022

Table of Contents
Fuse Box Location
Fuse Box Location
Passenger Compartment
Left-hand drive: The fuse panel is located behind the storage compartment on the driver’s side.
Right-hand drive: It is behind the lid in the glove compartment.
Engine Compartment

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Fuse Box Diagrams
Fuse Box Diagrams
Passenger Compartment Fuse Box

| № | Description |
|---|---|
| 1 | 2018-2019: Not Used; 2020: Exhaust treatment |
| 2 | 2018-2020: Front lumbar support 2021-2022: Seat electronics, front seats |
| 4 | 2018-2019: Volume control; 2020: MMI Infotainment system control module 2021-2022: Infotainment system, volume control |
| 5 | Gateway control module (diagnosis) |
| 6 | Steering column lock, automatic transmission selector lever |
| 7 | 2018-2020: Radio receiver, parking heater, climate control system controls 2021-2022: Auxiliary heating, climate control system control panel, tire pressure monitoring system |
| 8 | Headlight range control, interior monitoring, ambient lighting, light switch, roof module, emergency call system, parking brake, diagnostic connector, light/rain sensor, particulate matter sensor |
| 9 | Steering column electronics |
| 10 | 2018-2019: Display; 2020: Display, MMI Infotainment system control module 2021-2022: Infotainment system, volume control |
| 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 | 2018-2019: Cell phone booster; 2020: MMI Infotainment system control module 2021-2022: Audi phone box |
| 17 | 2018-2020: Instrument cluster 2021-2022: Instrument cluster, emergency call module |
| 18 | Rearview camera, peripheral cameras |
| 19 | Vehicle opening/start (NFC) |
| 20 | 2018-2019: Instrument cluster; 2020-2022: Exhaust treatment, instrument cluster |
| 21 | Steering column electronics |
| 23 | 2018-2021: 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 | 2018-2021: Auxiliary battery control module 2022: 48 volt battery, electric drive system |
| 31 | 2018-2021: Luggage compartment lid |
| 32 | Driver assistance systems (Parking system, side assist, adaptive cruise assist, camera) |
| 33 | 2018-2020: Passenger occupant detection system, front seat ventilation, headliner interior light 2021-2022: Front passenger’s seat electronics, roof electronics control module |
| 34 | 2018-2020: A/C system components, parking brake, reverse lights 2021-2022: A/C system components, parking brake, reverse lights, interior sound generator |
| 35 | 2018-2020: A/C system components, diagnostic connector, instrument panel control, rearview mirror 2021-2022: A/C system components, diagnostic connector, center console switch module, rearview mirror, headlight range control, instrument ilumination |
| 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 | 2018-2021: Sound-amplifier |
| 44 | All-wheel drive control module (quattro) |
| 45 | Driver's side seat adjustment |
| 47 | Rear window wiper |
| 48 | 2018-2019: Not Used; 2020-2022: Exterior sound generator |
| 50 | 2018-2019: Not Used; 2020: Luggage compartment lid |
| 52 | Suspension |
| 53 | Rear window defogger |
| 54 | Left trailer hitch light |
| 55 | Trailer hitch |
| 56 | Right trailer hitch light |
| 57 | Trailer hitch socket |
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Engine Compartment Fuse Box

| № | Description |
|---|---|
| 1 | 2018-2019: Electronic Stabilization Control (ESC); 2020: Not Used 2021: Electronic Stabilization Control (ESC) |
| 2 | 2018-2019: Electronic Stabilization Control (ESC); 2020: Not Used 2021: Electronic Stabilization Control (ESC) |
| 3 | 2021: Engine control module 2022: Drive system control module |
| 4 | Engine components, engine start |
| 5 | 2018-2020: Engine components, ignition coils 2021-2022: Engine components |
| 6 | Brake light switch |
| 7 | Engine components |
| 8 | Heated oxygen sensors |
| 9 | Engine components |
| 10 | Fuel pump |
| 11 | 2018-2021: Auxiliary heating, engine components |
| 12 | 2018-2020: Auxiliary heating, engine components 2021: Auxiliary heating, brake system vacuum pump |
| 13 | Automatic transmission, transmission fluid pump |
| 14 | 2018-2021: Engine components, ignition coils |
| 15 | Horn |
| 16 | 2018-2021: Engine components, ignition coils 2022: Engine components, engine electronics, on-board charger, power electronics |
| 17 | Stability Control (ESC), engine control module |
| 18 | 2018-2020: Battery control module 2021: Battery monitoring control module, diagnostic interface |
| 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 | 2018-2020: Engine components 2021: Engine components, fuel injectors 2022: Engine components, fuel injectors, electric drive system |
| 33 | 2021: Transmission fluid pump 2022: Brake booster |
| 35 | 2021: Climate control system |
| 36 | Left headlight |
| 37 | Parking heater |
| 38 | Right headlight |
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