Audi A6 and S6 C8 – fuse box diagram
Year of production: 2021, 2022.
Cigarette lighter fuse (power socket) in Audi A6 and S6 C8. is a D6 fuse in the fuse box in the legroom.
Location of the fuse box
Passenger compartment
There are two fuse strips in the cabin.
The first is located on the left side of the cockpit.
The second is located in the driver’s footrest on vehicles with left-side steering wheel or behind the cover in the front passenger legroom on vehicles with right-side steering wheel.
Luggage rack
The fuses are located under the cover in the trunk floor.
Fuse box diagrams
2021
Fuse panel in legroom
The assignment of fuses “C” and “D” is reversed for vehicles with the steering wheel on the right side.
Assignment of fuses in the legroom
| Number | Description |
|---|---|
| A fuse panel (black) | |
| 1 | Unused |
| 2 | Engine components;
Water pump; Heated oxygen sensor. |
| 3 | Exhaust doors;
Fuel injectors; Air intake; Engine heating. |
| 4 | Hot water pump;
Exhaust door; NOx sensor; Particulate sensor; Biodiesel sensor. |
| 5 | Brake light sensor |
| 6 | Engine Valves;
Camshaft adjustment. |
| 7 | Heated oxygen sensor;
Air mass flow sensor. |
| 8 | High pressure pump;
Engine mount; Water pump. |
| 9 | Engine components;
48V water pump; 48 volt drive train generator. |
| 10 | Oil pressure sensor;
Oil temperature sensor. |
| 11 | Engine components;
48V water pump; 48 volt drive train generator; 12 volt drive train generator. |
| 12 | Engine Valves;
Engine assembly. |
| 13 | Engine cooling |
| 14 | Engine control module;
Fuel injectors. |
| 15 | Engine sensors;
Ignition coils; Oxygen sensor; Charge air cooling. |
| 16 | Fuel pump |
| Fuse panel B (red) | |
| 1 | Anti-theft alarm system |
| 2 | Powertrain control module |
| 3 | Left front seat lumbar support |
| 5 | Horn |
| 6 | Parking brake |
| 7 | CAN gate control module (diagnostics) |
| 8 | Control module on the headliner |
| 9 | Driver assistance systems control module |
| 10 | Powertrain control module |
| 11 | Electronic Stability Control (ESC);
Anti-lock braking system (ABS). |
| 12 | Diagnostic connector;
Light and rain sensor. |
| 13 | Air conditioning, heating and ventilation control system;
Vehicle electrical system control module. |
| 14 | Right front door control module |
| 15 | Air conditioning system compressor;
Vehicle electrical system control module. |
| 16 | Auxiliary battery control module;
Brake system pressure reservoir. |
| C fuse panel (red) | |
| 1 | Engine ignition coils |
| 3 | – |
| 5 | Motor mount |
| 6 | Automatic transmission |
| 7 | Instrument panel |
| 8 | Air conditioning system;
Fresh air blower. |
| 9 | Windshield wiper control module |
| 10 | Dynamic control |
| 11 | Engine start |
| 12 | Electric oil pump |
| Fuse panel D (black) | |
| 1 | Front seat heating |
| 2 | Windshield wipers |
| 3 | Left headlight electronics |
| 4 | Panoramic glass sunroof |
| 5 | Left front door control module |
| 6 | 12V sockets |
| 7 | Right rear door control module |
| 8 | All-wheel drive (quattro) control module |
| 9 | Right headlight electronics |
| 10 | Windshield washers and headlight washers |
| 11 | Left rear door control module |
| 12 | Parking heater |
| E fuse panel (brown) | |
| 1 | Seat ventilation;
Seat electronics; Rear view mirror; Rear air conditioning system control; Diagnostic connector; Traffic jam information (TMC). |
| 2 | Vehicle electrical system control module;
CAN gateway control module. |
| 3 | Sound generator |
| 4 | Transmission heating valve |
| 5 | Engine start |
| 7 | Active accelerator pedal |
| 8 | Night vision assistant; |
| 9 | Adaptive Driving Assist;
Front wheel sensor. |
| 11 | Assist at intersections;
Driver Assistance Systems. |
| 12 | External sound generator |
| 15 | USB port |
Cockpit fuse panel
Fuse assignment on the left side of the dashboard
| Number | Description |
|---|---|
| Fuse panel 1 (black) | |
| 2 | Steering column adjustment |
| 3 | CD/DVD player |
| 4 | Steering column electronics |
| 5 | Light switch;
Switch panels. |
| 6 | Volume control |
| 7 | Dashboard |
| 8 | MMI front display (top and bottom) |
| 9 | Steering wheel heating |
| Fuse panel 2 (brown) | |
| 2 | MMI Infotainment system control module |
| 3 | Audi music interface |
| 4 | Head-up display |
| 5 | Air conditioning system;
Fragrance system (Active Odorization); Ionizer. |
| 9 | Steering column lock |
Fuse box in the trunk
Fuse allocation in the trunk
| Number | Description |
|---|---|
| A fuse panel (black) | |
| 1 | Thermal management |
| 3 | Rear passenger side seat belt pretensioner |
| 4 | Driver side rear seat belt pretensioner |
| 5 | Air suspension;
Suspension control. |
| 6 | Automatic transmission |
| 7 | Rear sliding roof;
Rear spoiler. |
| 8 | Rear seat heating |
| 9 | Comfort system control module;
Left taillight. |
| 10 | Driver side front belt tensioner |
| 11 | Central trunk lid lock;
Fuel filler flap; Trunk cover; Comfort system control module; Sun visor. |
| 12 | Trunk lid control module |
| Fuse panel B (red) | |
| 1 | Suspension stabilization control module. |
| 2 | Service switch. |
| 4 | Electric motor. |
| 5 | Brake system;
Brake booster. |
| 6 | High-voltage rechargeable water pump. |
| 7 | Hybrid remote-controlled interior air conditioning. |
| 8 | Hybrid air conditioning compressor. |
| 9 | Auxiliary battery control module |
| 10 | Hybrid high voltage battery. |
| 11 | Hybrid charger. |
| 14 | Thermal management;
Water pump. |
| 15 | Thermal management; |
| 16 | – |
| C fuse panel (brown) | |
| 1 | Driver assistance systems control module |
| 2 | Audi Phonebox |
| 3 | Front seat electronics;
Right seat lumbar support. |
| 4 | Side assist |
| 5 | Rear air conditioning system control panel;
Infotainment control module. |
| 6 | Tire pressure monitoring system |
| 7 | Emergency call system |
| 8 | Parking heater radio receiver;
Fuel tank monitoring. |
| 9 | Automatic transmission gearshift lever |
| 10 | TV tuner;
Data exchange and telematic control module. |
| 11 | Opening and starting the vehicle (NFC) |
| 12 | Garage door opener (Homelink) |
| 13 | Reversing camera;
Peripheral cameras. |
| 14 | Comfort system control module;
Right rear lights. |
| 16 | Front passenger side belt tensioner |
| Fuse panel D (black) | |
| 1-D16 | Unused |
| E fuse panel (red) | |
| 1 | External antenna |
| 3 | Exhaust gas treatment;
Sound generator; AC socket. |
| 4 | Rear air conditioning control panel |
| 5 | Right trailer hitch light |
| 7 | Trailer hitch release. |
| 8 | Left trailer hitch light;
Right rear seat adjustment. |
| 9 | Trailer hitch socket;
High voltage battery. |
| 10 | Sport differential;
All-wheel drive. |
| 11 | Exhaust gas treatment, AdBlue |
| 12 | – |
2022
Fuse panel in legroom
The assignment of fuses “C” and “D” is reversed for vehicles with the steering wheel on the right side.
Assignment of fuses in the legroom
| Number | Description |
|---|---|
| A fuse panel (black) | |
| 1 | Unused |
| 2 | Engine components;
Coolant pump; Heated oxygen sensor. |
| 3 | Exhaust doors;
Fuel injectors; Air intake; Engine heating. |
| 4 | Hot water pump;
Exhaust door; NOx sensor; Particulate sensor; Biodiesel sensor. |
| 5 | Brake light sensor |
| 6 | Engine Valves;
Camshaft adjustment. |
| 7 | Heated oxygen sensor;
Air mass flow sensor. |
| 8 | High pressure pump;
Engine mount; Water pump. |
| 9 | Engine components;
48V water pump; 48 volt drive train generator. |
| 10 | Oil pressure sensor;
Oil temperature sensor. |
| 11 | Engine components;
48V water pump; 48 volt drive train generator; 12 volt drive train generator. |
| 12 | Engine Valves;
Engine assembly. |
| 13 | Engine cooling |
| 14 | Engine control module;
Fuel injectors. |
| 15 | Engine sensors;
Ignition coils; Oxygen sensor; Charge air cooling. |
| 16 | Fuel pump |
| Fuse panel B (red) | |
| 1 | Anti-theft alarm system |
| 2 | Powertrain control module |
| 3 | Left front seat lumbar support |
| 5 | Horn |
| 6 | Parking brake |
| 7 | CAN gate control module (diagnostics) |
| 8 | Control module on the headliner |
| 9 | Driver assistance systems control module |
| 10 | Airbag module |
| 11 | Electronic Stability Control (ESC);
Anti-lock braking system (ABS). |
| 12 | Diagnostic connector;
Light and rain sensor. |
| 13 | Air conditioning, heating and ventilation control system;
Vehicle electrical system control module. |
| 14 | Right front door control module |
| 15 | Air conditioning system compressor;
Vehicle electrical system control module. |
| 16 | Auxiliary battery control module;
Brake system pressure reservoir. |
| C fuse panel (red) | |
| 1 | Engine ignition coils |
| 3 | – |
| 5 | Engine mount |
| 6 | Automatic transmission |
| 7 | Instrument panel |
| 8 | Air conditioning system;
Fresh air blower. |
| 9 | Windshield wiper control module |
| 10 | Dynamic control |
| 11 | Engine start |
| 12 | Transmission fluid pump |
| Fuse panel D (black) | |
| 1 | Front seat heating |
| 2 | Windshield wipers |
| 3 | Left headlight electronics |
| 4 | Panoramic glass sunroof |
| 5 | Left front door control module |
| 6 | 12V sockets |
| 7 | Right rear door control module |
| 8 | All-wheel drive (quattro) control module |
| 9 | Right headlight electronics |
| 10 | Windshield washers and headlight washers |
| 11 | Left rear door control module |
| 12 | Parking heater |
| E fuse panel (brown) | |
| 1 | Seat ventilation;
Seat electronics; Rear view mirror; Rear air conditioning system control; Diagnostic connector; Traffic jam information (TMC). |
| 2 | Vehicle electrical system control module;
CAN gateway control module. |
| 3 | Sound generator |
| 4 | Transmission heating valve |
| 5 | Engine start |
| 7 | Active accelerator pedal |
| 8 | Night vision assistant; |
| 9 | Adaptive Driving Assist;
Front wheel sensor. |
| 11 | Assist at intersections;
Driver Assistance Systems. |
| 12 | External sound generator |
| 15 | USB port |
Cockpit fuse panel
Fuse assignment on the left side of the dashboard
| Number | Description |
|---|---|
| Fuse panel 1 (black) | |
| 2 | Steering column adjustment |
| 3 | CD/DVD Player |
| 4 | Steering column electronics |
| 5 | Light switch;
Switch panels. |
| 6 | Volume control |
| 7 | Dashboard |
| 8 | MMI front display (top and bottom) |
| 9 | Steering wheel heating |
| Fuse panel 2 (brown) | |
| 2 | MMI Infotainment system control module |
| 3 | Audi music interface;
USB. |
| 4 | Head-up display |
| 5 | Air conditioning system;
Fragrance system (Active Odorization); Ionizer. |
| 9 | Steering column lock |
Fuse box in the trunk
Fuse allocation in the trunk
| Number | Description |
|---|---|
| A fuse panel (black) | |
| 1 | Thermal management |
| 3 | Rear passenger side seat belt pretensioner |
| 4 | Driver side rear seat belt pretensioner |
| 5 | Air suspension;
Suspension control. |
| 6 | Automatic transmission |
| 7 | Rear sliding roof;
Rear spoiler. |
| 8 | Rear seat heating |
| 9 | Comfort system control module;
Left taillight. |
| 10 | Driver side front belt tensioner |
| 11 | Central trunk lid lock;
Fuel filler flap; Trunk cover; Comfort system control module; Sun visor. |
| 12 | Trunk lid control module |
| Fuse panel B (red) | |
| 1 | Suspension stabilization control module. |
| 2 | Service switch. |
| 4 | Electric motor. |
| 5 | Brake system;
Brake booster. |
| 6 | High-voltage rechargeable water pump. |
| 7 | Hybrid remote-controlled interior air conditioning. |
| 8 | Hybrid air conditioning compressor. |
| 9 | Auxiliary battery control module |
| 10 | Hybrid high voltage battery. |
| 11 | Hybrid charger. |
| 14 | Thermal management;
Water pump. |
| 15 | Thermal management; |
| 16 | – |
| C fuse panel (brown) | |
| 1 | Driver assistance systems control module |
| 2 | Audi Phonebox |
| 3 | Front seat electronics;
Right seat lumbar support. |
| 4 | Side assistant |
| 5 | Rear air conditioning system control panel;
Rear Infotainment control module. |
| 6 | Tire pressure monitoring system |
| 7 | Emergency call system |
| 8 | Parking heater radio receiver;
Fuel tank monitoring. |
| 9 | Automatic transmission gearshift lever |
| 10 | TV tuner;
Telematics data exchange and control module. |
| 11 | Opening and starting the vehicle (NFC) |
| 12 | Garage door opener (Homelink) |
| 13 | Reversing camera;
Peripheral cameras. |
| 14 | Comfort system control module;
Right rear lights. |
| 16 | Front passenger side belt tensioner |
| Fuse panel D (black) | |
| 1-D16 | Unused |
| E fuse panel (red) | |
| 1 | External antenna |
| 3 | Exhaust gas treatment;
Sound generator; AC outlet. |
| 4 | Rear air conditioning control panel |
| 5 | Right trailer hitch light |
| 7 | Trailer hitch release. |
| 8 | Left trailer hitch light;
Right rear seat adjustment. |
| 9 | Trailer hitch socket; High voltage battery. |
| 10 | Sport differential;
All-wheel drive. |
| 11 | Exhaust gas treatment, AdBlue |
| 12 | – |