Audi Q3 (F3) | 2019-2025 | Fuse Box Diagrams and Locations

In this article, we focus on the second-generation Audi Q3 (chassis code F3), a premium compact SUV available from 2019 to the present. Known for its stylish design, advanced features, and versatile performance, the second-generation Q3 has solidified its position as a standout in Audi’s lineup of luxury SUVs.

Here, you will find detailed fuse box diagrams for Audi Q3 models produced in 2019, 2020, 2021, 2022, 2023, 2024 and 2025. These diagrams provide critical insights into the vehicle’s electrical systems, helping owners and technicians understand the assignment of each fuse (fuse layout). This information is essential for diagnosing electrical issues, performing maintenance, or making necessary repairs.

This guide serves as a practical resource for understanding the electrical system of the second-generation Audi Q3, ensuring that owners have the knowledge and tools needed to maintain the functionality, reliability, and performance of this luxury compact SUV.

Fuse Box Location

Passenger Compartment

The location of the fuses in the passenger compartment (LHD): Audi Q3 (2018-2020..)

Left-hand drive: The fuse panel is located behind the storage compartment on the driver’s side.

The location of the fuses in the passenger compartment (RHD): Audi Q3 (2018-2020..)

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Right-hand drive: It is behind the lid in the glove compartment.

Engine Compartment

The location of the fuses in the engine compartment: Audi Q3 (2018-2020..)

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Fuse Box Diagrams

Passenger Compartment Fuse Box

Instrument panel fuse box diagram: Audi Q3 (2018, 2019, 2020..)

Assignment of the fuses in the instrument panel

№Description
12019: Not Used;
2020: Exhaust treatment
22019-2020: Front lumbar support
2021-2022: Seat electronics, front seats
42019: Volume control;
2020: MMI Infotainment system control module
2021-2022: Infotainment system, volume control
5Gateway control module (diagnosis)
6Steering column lock, automatic transmission selector lever
72019-2020: Radio receiver, parking heater, climate control system controls
2021-2022: Auxiliary heating, climate control system control panel, tire pressure monitoring system
8Headlight range control, interior monitoring, ambient lighting, light switch, roof module, emergency call system, parking brake, diagnostic connector, light/rain sensor, particulate matter sensor
9Steering column electronics
102019: Display;
2020: Display, MMI Infotainment system control module
2021-2022: Infotainment system, volume control
11Vehicle electrical system control module
12MMI Infotainment system control module
13Driver’s side safety belt tensioner
14Heating and A/C system blower
15Steering column lock
162019: Cell phone booster;
2020: MMI Infotainment system control module
2021-2022: Audi phone box
172019-2020: Instrument cluster
2021-2022: Instrument cluster, emergency call module
18Rearview camera, peripheral cameras
19Vehicle opening/start (NFC)
202019: Instrument cluster;
2020-2022: Exhaust treatment, instrument cluster
21Steering column electronics
232019-2021: Panoramic glass roof
24Vehicle electrical system control module
25Driver side door control module, left rear window regulator motor, left rear door control module
26Vehicle electrical system control module
27Vehicle electrical system control module
29Roof module, vehicle electrical system control module
302019-2021: Auxiliary battery control module
2022: 48 volt battery, electric drive system
312019-2021: Luggage compartment lid
32Driver assistance systems (Parking system, side assist, adaptive cruise assist, camera)
332019-2020: Passenger occupant detection system, front seat ventilation, headliner interior light
2021-2022: Front passenger’s seat electronics, roof electronics control module
342019-2020: A/C system components, parking brake, reverse lights
2021-2022: A/C system components, parking brake, reverse lights, interior sound generator
352019-2020: 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
39Right rear window regulator motor, front passenger side door control module, right rear door control module
40Sockets
41Passenger’s side safety belt tensioner
42Vehicle electrical system control module
432019-2021: Sound-amplifier
44All-wheel drive control module (quattro)
45Driver’s side seat adjustment
47Rear window wiper
482019: Not Used;
2020-2022: Exterior sound generator
502019: Not Used;
2020: Luggage compartment lid
52Suspension
53Rear window defogger
54Left trailer hitch light
55Trailer hitch
56Right trailer hitch light
57Trailer hitch socket

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Engine Compartment Fuse Box

Under-hood fuse box diagram: Audi Q3 (2018, 2019, 2020..)

Assignment of the fuses in the engine compartment

№Description
12019: Electronic Stabilization Control (ESC);
2020: Not Used
2021: Electronic Stabilization Control (ESC)
228-2019: Electronic Stabilization Control (ESC);
2020: Not Used
2021: Electronic Stabilization Control (ESC)
32021: Engine control module
2022: Drive system control module
4Engine components, engine start
52019-2020: Engine components, ignition coils
2021-2022: Engine components
6Brake light switch
7Engine components
8Heated oxygen sensors
9Engine components
10Fuel pump
112019-2021: Auxiliary heating, engine components
122019-2020: Auxiliary heating, engine components
2021: Auxiliary heating, brake system vacuum pump
13Automatic transmission, transmission fluid pump
142019-2021: Engine components, ignition coils
15Horn
162019-2021: Engine components, ignition coils
2022: Engine components, engine electronics, on-board charger, power electronics
17Stability Control (ESC), engine control module
182019-2020: Battery control module
2021: Battery monitoring control module, diagnostic interface
19Windshield wiper control module
20Anti-theft alarm system, garage door opener
21Automatic transmission
22Engine control module
23Engine start
24Auxiliary heating
312019-2020: Engine components
2021: Engine components, fuel injectors
2022: Engine components, fuel injectors, electric drive system
332021: Transmission fluid pump
2022: Brake booster
352021: Climate control system
36Left headlight
37Parking heater
38Right headlight

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