Audi Q5 2nd generation was produced in 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 with the body designation FY . During this time, the model has undergone restyling. In this article, we will present a description of the fuses and relays of the Audi Q5 2 with block diagrams, the purpose of their location and photos. We will highlight the fuse responsible for the cigarette lighter.

Blocks in the cabin
Fuse and relay block
In the car interior, the fuse and relay box is located on the left side, under the dashboard.
Left-hand drive machines


Right-hand drive vehicles


| Panel A (brown) | |
|---|---|
| 1 | Catalytic converter heating |
| 2 | Engine components |
| 3 | Exhaust doors, fuel injectors, air intake, engine heater |
| 4 | Vacuum pump, hot water pump, NOx sensor, particulate sensor, biodiesel sensor, exhaust door |
| 5 | Brake light sensor |
| 6 | Engine valves, camshaft adjustment |
| 7 | Heated oxygen sensors, mass air flow sensor, water pump |
| 8 | Water pump, high pressure pump, high pressure regulator valve, temperature valve, engine mount |
| 9 | Hot water pump, engine relay, 48V starter generator, 48V water pump |
| 10 | Oil pressure sensor, oil temperature sensor |
| 11 | Clutch position sensor, 48V starter generator, water pump, 12V starter generator |
| 12 | Engine valves, engine mount |
| 13 | Engine cooling |
| 14 | Fuel injectors, drive system control module |
| 15 | Ignition coils, heated oxygen sensors |
| 16 | Fuel pump |
| Panel B (red) | |
|---|---|
| 1 | Anti-theft system |
| 2 | Drive system control module |
| 3 | Front left seat electronics, lumbar support, massage seat |
| 4 | Automatic transmission selector lever |
| 5 | Warning |
| 6 | Parking brake |
| 7 | Diagnostic interface (gateway control module) |
| 8 | Roof electronics control module |
| 9 | Emergency call and communication control module |
| 10 | Airbag control module |
| 11 | Electronic Stability Control (ESC), Anti-lock Braking System (ABS) |
| 12 | Diagnostic connector, light/rain sensor |
| 13 | Climate control system |
| 14 | Right front door control unit |
| 15 | Climate control compressor |
| 16 | Brake system receiver |
| Panel C (black) | |
|---|---|
| 1 | Heated front seats |
| 2 | Janitors |
| 3 | Left headlight electronics |
| 4 | Panoramic glass roof/sliding/tilting sunroof |
| 5 | Left front door control unit |
| 6 | 12 volt socket, cigarette lighter |
| 7 | Right rear door control unit, right rear window regulator |
| 8 | All-wheel drive (AWD) control module |
| 9 | Right headlight electronics |
| 10 | Windshield washer/headlight washer system control module |
| 11 | Left rear door control module, left rear power window |
| 12 | Autonomous heater |
Fuse No. 6 is responsible for the operation of the cigarette lighter.
| Panel D (black) | |
|---|---|
| 1 | Front seat electronics, seat ventilation, rear-view mirror, rear climate control panel, heated windshield, diagnostic connector |
| 2 | Diagnostic interface, on-board network control module |
| 3 | Sound generator |
| 4 | Clutch position sensor |
| 5 | Engine start, emergency shutdown |
| 6 | Diagnostic connector, traffic information antenna (TMC) |
| 7 | USB connection |
| 8 | Garage door opener |
| 9 | Audi adaptive cruise control, adaptive distance control |
| 11 | Front camera |
| 12 | Right headlight |
| 13 | Left headlight |
| 14 | Transmission fluid cooling / Rear window wiper |
| 15 | Alarm and speakerphone system |
| Panel E (red) | |
|---|---|
| 1 | Ignition coils |
| 2 | Climate control compressor |
| 5 | Left headlight |
| 6 | Automatic transmission |
| 7 | Dashboard |
| 8 | Climate control fan |
| 9 | Right headlight |
| 10 | Dynamic steering wheel |
| 11 | Starting the engine |
Fuse block
Another fuse block is installed on the left side of the instrument panel.


| № | Marking |
|---|---|
| 1 | Convenient access and launch authorization control module (NFC) |
| 2 | Audi phone, USB connector |
| 3 | |
| 4 | Projection display |
| 5 | Audi music interface, USB connection |
| 6 | Front climate control panel |
| 7 | Steering column lock |
| 8 | Central display |
| 9 | Instrument panel |
| 10 | Volume control |
| 11 | Light switch, switch module |
| 12 | Steering column electronics |
| 13 | Particulate sensor for climate control system |
| 14 | Infotainment system |
| 15 | Power steering column adjustment |
| 16 | Steering column electronics. |
Block in the trunk
This fuse box is located in the luggage compartment on the left side, behind the trim.


| № | Appointment |
|---|---|
| Fuse panel A (black) | |
| A1 | Temperature control |
| A2 | Heated windshield |
| A3 | Heated windshield |
| A5 | Air suspension / suspension control |
| A6 | Automatic transmission |
| A7 | Heated rear window |
| A8 | Rear seat heating |
| A9 | Left rear light |
| A10 | Left seat belt tensioner |
| A11 | Central locking system |
| A12 | Electric luggage compartment lid |
| Fuse panel B (red) | |
| B1 | Not assigned |
| B2 | High-voltage battery |
| B3 | High Voltage Battery Water Pump |
| B4 | Electric motor |
| B8 | Air conditioner compressor |
| B10 | High-voltage battery |
| B11 | Charger |
| Fuse panel C (brown) | |
| C2 | telephone |
| C3 | Lumbar support |
| C4 | Audi Side Assist |
| C5 | Preparing for backseat entertainment |
| C7 | Car opening/starting (NFC) |
| C8 | Smart module (tank); Autonomous heating radio receiver, smart module (fuel tank) |
| C9 | Climatic coaster |
| Q10 | TV tuner |
| C11 | 12 Volt Battery; 2019-2020: Auxiliary Battery Control Module |
| C12 | HomeLink / Garage door opener |
| C13 | Rear view camera, peripheral cameras |
| C14 | Right rear lights |
| C16 | Right seat belt tensioner |
| Fuse panel E (red) | |
| E2 | Sound amplifier |
| E3 | AdBlue heating; |
| E5 | Trailer coupling (right light) |
| E7 | Trailer hitch |
| E8 | Towing device (left light) |
| E9 | Trailer coupling (socket) |
| E10 | Sports differential |
| E11 | AdBlue heating; |