Audi e-tron (2021-2022) – fuse and relay box

Diagrams of fuse boxes and relays – Audi e-tron

Applies to vehicles manufactured in the years:

2021, 2022.

 

Fuse box in passenger compartment

The fuse panel is located behind the cover in the front passenger footwell.

Audi e-tron (2021-2022) - fuse and relay box

* On right-hand drive vehicles this is a mirror image.

Number Description
Fuse panel A (black)
A1 Not used
A2 Not used
A3 Air conditioning system, fragrance system, ionizer
A4 Head-up display
A5 Audi music interface;

USB port.

A6 CD / DVD drive;
Dashboard.
A7 Steering column lock
A8 Front MMI display
A9 Instrument cluster
A10 Volume control
A11 Light switch;

Switch panels.

A12 Steering column electronics
A13 Not used
A14 Not used
A15 Steering column adjustment
A16 Steering column electronics
Fuse panel B (black)
B1 Front seat heating
B2 Air conditioning system
B3 Left headlight electronics
B4 Panoramic glass sunroof
B5 Left front door control module
B6 Sockets
B7 Not used
B8 Instrument panel
B9 Right headlight electronics
B10 Windshield washer system / Headlight washer system
B11 Not used
B12 Parking lock
Fuse panel C (red)
C1 Anti-theft alarm system
C2 Powertrain control module
C3 Emergency call system
C4 Gear stick
C5 horn
C6 Parking brake
C7 High voltage battery;

Battery monitoring control module.

C8 Roof electronics control module
C9 Not used
C10 Airbag control module
C11 Front left lumbar support
C12 Diagnostic connector;

Light / rain sensor.

C13 Not used
C14 Right front door control module
C15 Air conditioning system;

Body electronics.

C16 Air conditioning blower
Fuse panel D (brown)
D1 Not used
D2 Right front seat belt pretensioner
D3 Not used
D4 Front left seat belt pretensioner
D5 Air suspension / suspension control
D6 Right headlight
D7 Left headlight
D8 Left Rear Door Control Module
D9 Right rear door control module
D10 MMI Infotainment system control module
D11 Driver assistance systems control module
D12 Gate control module (diagnostics)
Fuse panel E (black)
E1 seat electronics;

Front seat ventilation;

Rearview mirror;

Diagnostic connector.

E2 Vehicle electrical system control module;

Diagnostic interface.

E3 External sound / internal sound
E 4 Not used
E5 Electric drive system
E6 Traffic Information (TMC) antenna
E7 Active accelerator pedal
E8 Night vision assistant
E9 Adaptive cruise assistant
E10 Not used
E11 Intersection assistant;

Driver assistance systems.

E12 Not used
E13 Not used
E14 Not used
E15 USB port
E16 Rear seat entertainment

 

Front compartment fuse box

The fuses are located on the right side of the front compartment.

Audi e-tron (2021-2022) - fuse and relay box

Number Description
1 Charging port door
2 Air conditioning system compressor
4 High voltage battery
5 High voltage charger
6 Thermal management
7 Electric drive system
11 High voltage charger
13 Thermal management
14 Windshield washer system control module
15 High voltage battery water pump
16 Wipers
17 Thermal management
18 Thermal management
19 Thermal management
21 Electronic Stability Control (ESC)

Luggage compartment fuse box

The fuse box is located behind a cover under the boot mat on the left side of the rear compartment.

Audi e-tron (2021-2022) - fuse and relay box

Number Description
Fuse panel (A) (black)
A1 Towbar
A2 Not used
A3 Passenger’s rear seat belt pretensioner
A4 Driver’s side rear seat belt pretensioner
A5 Trailer hitch socket
A6 Left trailer hitch lamp
A7 Not used
A8 Rear seat heating
A9 Convenience system control module, left tail light
A10 Not used
A11 Trunk;

Central locking of the charging port door;

Comfort system control module.

A12 Trunk lid
Fuse panel B (black)
B1-B16 Not assigned
Fuse panel C (black)
C1 Driver assistance systems control module
C2 Telephone, roof antenna
C3 Right front lumbar support
C4 Side help
C5 Disconnect the service
C6 Tire pressure monitoring system
C7 Additional air conditioning
C8 External antenna
C9 Air conditioning system rear control panel
C10 Television tuner;

Data exchange and telematics control module.

C11 Virtual exterior mirrors;

Convenient access and start authorization control module.

C12 Garage door opener
C13 Reversing camera, peripheral cameras
C14 Convenience system control module, right tail light
C15 Right trailer hitch lamp
C16 Not used
READ:  Audi A6 and S6 C8 (2019-2020...) - fuse box

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