Audi Q8 2023 Fuse Box Info
Passenger compartment fuse box location:
The fuse box 1 is located on the left front side of the cockpit.
The fuse box 2 is located in the driver's footwell.
Luggage compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box 1:
| Fuse/Relay N° | Functions |
| Fuse panel 1 (black) | |
| 2 | Audi phone box, exterior antenna |
| 3 | Climate control system, fragrance system |
| 4 | Head-up display |
| 5 | USB ports with charging function |
| 7 | Steering column lock |
| 8 | Upper/lower display |
| 9 | Instrument cluster |
| 10 | DVD drive |
| 11 | Light switch, switch panels |
| 12 | Steering column electronics |
| 13 | Volume control |
| 14 | MMI Infotainment system control module |
| 15 | Steering column adjustment |
| 16 | Steering wheel heating |
Passenger compartment fuse box 2:
| Fuse/Relay N° | Functions |
| Fuse panel 1 (brown) | |
| 1 | Catalytic converter heating, camshaft adjustment |
| 2 | Mass airflow sensor, heated oxygen sensors |
| 3 | Motor heating, fuel injectors, exhaust doors |
| 4 | Hot water pump, exhaust doors, NOX sensor, particulate sensor, biodiesel sensor |
| 5 | Brake light sensor |
| 6 | Engine valves |
| 7 | Heated oxygen sensor, mass airflow sensor |
| 8 | High pressure pump, motor mount |
| 9 | Motor components, motor relay |
| 10 | Oil pressure sensor, oil temperature sensor |
| 11 | 48 volt coolant pump, 48 volt starter generator, 12 volt starter generator |
| 12 | Engine valves |
| 13 | Engine cooling |
| 14 | Drive system control module |
| 15 | Heated oxygen sensors |
| 16 | Fuel pump |
| Fuse panel 2 (red) | |
| 1 | Ignition coils |
| 3 | 48 volt heater |
| 4 | Electric compressor |
| 5 | Engine mount |
| 6 | Windshield washer system control module |
| 7 | Instrument panel |
| 8 | Climate control system blower |
| 9 | Driver assistance systems control module |
| 10 | Emergency call and communication control module |
| 11 | Engine start, electric drive clutch |
| Fuse panel 3 (black) | |
| 1 | Front seat heating |
| 2 | Windshield wipers |
| 3 | Left headlight electronics |
| 4 | Panoramic glass roof |
| 5 | Left front door control module |
| 6 | Sockets |
| 7 | Right rear door control module |
| 9 | Right headlight electronics |
| 10 | Windshield washer system/headlight washer system |
| 11 | Left rear door control module |
| 12 | Auxiliary heating, exterior sound generator |
| Fuse panel 4 (brown) | |
| 1 | Seat ventilation, seat electronics, rearview mirror, rear climate control panel, diagnostic connector, traffic information antenna (TMC) |
| 2 | Vehicle electrical system control module, diagnostic interface |
| 3 | Engine sound control module |
| 4 | Transmission fluid cooling valve |
| 5 | Engine start, electric drive |
| 7 | Active accelerator pedal |
| 8 | Night vision assist, active roll stabilization |
| 9 | Adaptive cruise assist, front wheel sensors |
| 10 | Exterior sound generator |
| 11 | Intersection assistant, driver assist systems |
| 13 | Left headlight |
| 15 | USB connection |
| Fuse panel 5 (red) | |
| 1 | Anti-theft alarm system |
| 2 | Engine control module |
| 3 | Front seat electronics, lumbar support |
| 4 | Automatic transmission selector lever |
| 5 | Horn |
| 6 | Parking brake |
| 7 | Diagnostic interface |
| 8 | Roof electronics control module |
| 9 | Electronic toll collection system (ETC) |
| 10 | Airbag control module |
| 11 | Electronic Stabilization Control (ESC), Anti-Lock Braking System (ABS) |
| 12 | Diagnostic connector, light/rain sensor |
| 13 | Climate control system |
| 14 | Right front door control module |
| 15 | Climate control system compressor |
| 16 | Brake system pressure reservoir |
Luggage compartment fuse box:
| Fuse/Relay N° | Functions |
| Fuse panel 1 (black) | |
| 1 | High-voltage heating, thermomanagement |
| 5 | Air suspension/suspension control |
| 6 | Automatic transmission control module |
| 7 | Rear seat heating, rear climate control system controls |
| 9 | Central locking, left tail light |
| 10 | Front belt tensioner on driver's side |
| 11 | Luggage compartment lid central locking, fuel filler door, luggage compartment cover |
| 12 | Luggage compartment lid control module |
| Fuse panel 2 (red) | |
| 1 | Rear climate control system blower |
| 2 | Sound system |
| 3 | Exhaust treatment, engine sound control module |
| 4 | Rear climate control system control panel |
| 5 | Right trailer hitch light |
| 6 | Trailer hitch positioning motor |
| 7 | Trailer hitch release |
| 8 | Left trailer hitch light |
| 9 | Trailer hitch socket |
| 10 | Allroad sport differential |
| 11 | Exhaust treatment |
| 12 | Driver’s side rear safety belt tensioner |
| Fuse panel 3 (brown) | |
| 1 | Driver assist systems control module |
| 2 | Audi phone box |
| 3 | Right lumbar support |
| 4 | Side assist |
| 6 | Tire pressure monitoring system |
| 7 | Exterior antenna |
| 8 | Auxiliary heating radio receiver, tank module |
| 10 | TV tuner, data exchange and telematics control module |
| 11 | Convenience access and start authorization control module |
| 12 | Garage door opener |
| 13 | Rearview camera, peripheral cameras |
| 14 | Convenience system control module, right tail light |
| 15 | Passenger’s side rear safety belt tensioner |
| 16 | Front belt tensioner on front passenger's side |
| Fuse panel 4 (red) | |
| 1 | Active roll stabilization |
| 2 | High-voltage battery |
| 3 | High-voltage battery coolant pump |
| 4 | Power electronics control module |
| 5 | Brake booster |
| 6 | Voltage converter |
| 7 | Engine start |
| 8 | Climate control system compressor |
| 9 | Auxiliary battery control module |
| 10 | High-voltage battery |
| 11 | Charging system |
| 12 | Auxiliary heating and air conditioning radio receiver |
| 14 | Thermal managment, coolant pumps |
| 15 | Thermo management control module |
| Fuse panel 5 (brown) | |
| 7 | Front seat heating |
| 9 | Exhaust treatment |
| 10 | Rear seat heating, rear climate control system controls |
| 12 | Exhaust treatment |
