Audi Q7 (2016 – 2025) fuse and relay

The 2nd generation Audi Q7 was produced in 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025. During this time, the model underwent a facelift several times. In this article you can find information describing the Audi Q7 2G fuses with fuse box diagrams, their locations and photo examples of execution. Let’s highlight the cigarette lighter fuse.

Audi q7 2G

The purpose of fuses and relays may differ from those presented and depend on the year of manufacture and the level of electrical equipment of your car.

Passenger compartment

Left side fuse box

At the left end of the instrument panel, behind the protective cover, there is a fuse box.

location of fuse box




2Audi phone box, coupling antenna
3Climate control system, fragrance system
4Head-up display
5Audi music interface, USB connection
7Steering column lock
8Upper/ lower display
9Instrument cluster
10DVD drive
11Light switch, switch panels
12Steering column electronics
13Volume control
14MMI Infotainment system control module
15Steering column adjustment
16Steering wheel heating

Footwell fuse box

Left-hand drive vehicles

To access the unit, you must remove the protective cover. Remove the mounting screw cover using a flat-head screwdriver, then unscrew the screw and remove the cover.

Location of footwell fuse box

The fuse box itself will look something like this.



Diagram 3

Right hand drive vehicles

Photo – example

Location 2


Diagram 3-1

General designation

Fuse panel SA (brown).
A1Catalytic converter heating, camshaft adjustment.
A2Mass air flow sensor, heated oxygen sensors
A3Engine heating, fuel injectors, exhaust doors
A4Hot water pump, exhaust doors, NOX sensor, particulate matter sensor, biodiesel sensor
A5Brake light sensor
A6Engine valves
A7Heated oxygen sensor, mass air flow sensor
A8High pressure pump, engine mount
A9Motor components, motor relay
A10Oil pressure sensor, oil temperature sensor
A11Coolant pump 48V, starter-alternator 48V, starter-alternator 12V
A12Engine valves
A13Engine cooling
A14Drive System Control Module
A15Heated oxygen sensors
A16Fuel pump
Fuse panel SB (red)
B1Ignition coils
B3heater 48 volt
B4Electric compressor
B5Engine mount
B6Windshield washer control module
B8Climate control fan
B9Driver Assistance Control Module
B10Emergency call and communication control module
B11Starting the engine, electric clutch
B12Right headlight
SC Fuse Panel (Black)
C1Heated front seats
C3Left headlight electronics
C4Panoramic glass roof
C5Left front door control module
C6Sockets (cigarette lighter)
C7Right rear door control module
C8Left headlight
C9Right headlight electronics
C10Windshield washer/headlight washer control module
C11Left Rear Door Control Module
C12Parking heater
SD Fuse Panel (Brown)
D1Seat ventilation, seat electronics, rear view mirror, rear climate control panel, diagnostic connector, traffic information antenna (TMC)
D2On-board network control module, diagnostic interface
D3Sound generator
D4Transmission Fluid Cooling Valve
D5Starting the engine, electric drive
D8Night vision assist, active roll stabilization
D9Adaptive cruise assist, front wheel sensors
D10External sound generator
D11Crossing assistant, driver assistance systems
D12Right headlight
D13Left headlight
D15USB connection
D16Preparing for Rear Seat Entertainment
SE Fuse Panel (Red)
E1Anti-theft alarm
E2Engine control module
E3Electronic front seats, lumbar support
E4Automatic transmission selector lever
E6Hand brake
E7Diagnostic interface
E8Roof electronics control module
E9Starter-generator 48 volt
E10Airbag control module
E11Electronic Stability Control (ESC), Anti-lock Braking System (ABS)
E12Light/rain sensor diagnostic connector
E13Climate control system
E14Right front door control module
E15Climate control compressor
E16Brake pressure reservoir

Additional protection elements may be installed near the fuse box.




  • A – 15A Seat and steering column adjustment control unit with memory
  • B – 15A Adjusting the front passenger seat with memory control unit
  • C – 40A ABS control unit
  • D – 40A ABS control unit
  • E –
  • F – 50A Transmission Hydraulic Auxiliary Pump

A high power fuse box can be installed near the battery.

Photo – example

power fuse box

Luggage compartment

In the luggage compartment on the left side, under the protective cover, another box with fuses and relays is installed.

Location LC audi q7


Diagram LC


Fuse Panel A (Black)
A1High voltage heating, thermal management
A5Air suspension/suspension control
A6Automatic Transmission Control Module
A7Heated rear seats, rear climate control controls
A8Third row seat adjustment
A9Left rear light
Comfort system control unit, left rear light
A10Driver’s side front belt tensioner
A11Central locking of the trunk lid, fuel filler flap, trunk lid
A12Trunk Lid Control Module
Fuse Panel B (Red)
B1Rear climate control fan
B2Sound amplifier
B3Exhaust treatment, sound actuator
B4Rear climate control panel
B5Right towbar light
B6Trailer Hitch Positioning Motor
B7Releasing the trailer hitch
B8Left towbar light
B9Trailer hitch socket
B10Allroad sport differential
B11Exhaust gas treatment
B12Driver’s side rear seat belt pretensioner
Fuse Panel C (Brown)
C1Driver Assistance Control Module
C2Audi telephone module
C3Front seat electronics, right lumbar support
Right lumbar support
C4Lateral assistant
C5Preparing the rear seat entertainment system
C6Tire pressure monitoring system
C7External antenna
C8Autonomous heating radio, tank module
C10TV tuner, data exchange and telematics control module
C11Convenient access and launch authorization control module
C12Garage Door Opener
C13Rear view camera, peripheral cameras
C14Control unit for the right rear light comfort system
C15Rear seat belt pretensioner, passenger side
C16Front seat belt tensioner, passenger side
Fuse panel D (red)
D1Active roll stabilization
D2High voltage battery
D3HV Battery Coolant Pump
D4Power electronics control module
D5Brake booster
D6Voltage transformer
D7Engine starting
D8Climate control compressor
D9Auxiliary Battery Control Module
D10High voltage battery
D11Charging system
D12Radio for additional heating and air conditioning
D14Temperature control, coolant pumps
D15Thermal management module
Fuse panel E (brown)
E7Heated front seats
E9Exhaust gas treatment
E10Heated rear seats, rear climate control controls
E12Exhaust gas treatment

Additional items

additional 2


  • A – 15A Adjusting the front passenger seat with memory control unit (right-hand drive)
  • B –
  • C – 30A Heated rear window relay
  • D – 40A Adaptive suspension compressor electronics
  • E –
  • F –


If you know how to make the material better, write in the comments.

Leave a Reply

Your email address will not be published. Required fields are marked *