Hello everyone, how are you guys? The discussion this time is about the Audi A4 fuse box diagram. Production year 2017. maybe some of you already know about it. However, if you want to know more, please read the reviews we have summarized below!
Audi A4 – Left luggage compartment fuse assignment

Audi A4 – fuse box diagram – luggage compartment
Fuse Panel A (black)
Number | Electric equipment |
1 | — |
2 | Windshield defroster |
3 | Windshield defroster |
4 | — |
5 | Suspension control |
6 | Automatic transmission |
7 | Rear window defogger |
8 | Rear seat heating |
9 | Tail lights |
10 | Left safety belt tensioner |
11 | Central locking |
12 | Electric luggage compartment lid |
Fuse Panel B (red)
Number | Electric equipment |
| Not assigned |
Fuse Panel C (brown)
Number | Electric equipment |
1 | — |
2 | Telephone |
3 | Lumbar support |
4 | Audi side assist |
5 | — |
6 | — |
7 | — |
8 | — |
9 | — |
10 | — |
11 | — |
12 | Homelink |
13 | Rearview camera, peripheral cameras |
14 | Right tail lights |
15 | — |
16 | Right safety belt tensioner |
Fuse Panel E (red)
Number | Electric equipment |
1 | — |
2 | Sound-amplifier |
3 | AdBlue |
4 | — |
5 | Trailer hitch (right light) |
6 | — |
7 | Trailer hitch |
8 | Trailer hitch (left light) |
9 | Trailer hitch (socket) |
10 | Sport differential |
11 | Ad Blue |
Audi A4 – Driver’s side cockpit fuse assignment

Audi A4 – fuse box diagram – driver’s side cocpit
Number | Electric equipment |
1 | — |
2 | Telephone |
3 | — |
4 | Head-up display |
5 | Audi music interface |
6 | Front climate control system controls |
7 | Steering column lock |
8 | Infotainment syst em display |
9 | Instrument cluster |
10 | Infotainment unit |
11 | Light switch |
12 | Steering column electronics |
13 | — |
14 | Infotainment system |
15 | — |
16 | Steering wheel heating |
Audi A4 – Front passenger ‘s footwell (right -hand drive vehicle)

Audi A4 – fuse box diagram – driver’s front passenger’s footwell (right hand drive vehicle)
Fuse Panel A (brown)
Number | Electric equipment |
1 | — |
2 | Mass airflow sensor, camshaft adjustment |
3 | Exhaust doors, fuel injectors, radiator inlet |
4 | Vacuum pump, hot water pump, particulate sensor, biodiesel sensor |
5 | Brake light sensor |
6 | Engine valves |
7 | Heated oxygen sensor, mass airflow sensor |
8 | Water pump, high pressure pump, high pressure regulator valve |
9 | Hot water pump |
10 | Oil pressure sensor, oil temperature sensor |
11 | Clutch pedal position sensor |
12 | Engine valves |
13 | Radiator fan |
14 | Fuel injectors |
15 | Ignition coils |
16 | Fuel pump |
Fuse Panel B (red)
Number | Electric equipment |
1 | Anti-theft alarm system |
2 | Engine control module |
3 | Lumbar support |
4 | Automatic transmission selector mechanism |
5 | Horn |
6 | Electromechan ical park ing brake |
7 | Gateway control module |
8 | Interior headl iner lights |
9 | — |
10 | Airbag control module |
11 | Electronic Stabilization Control (ESC |
12 | Diagnostic connector, light/rain sensor |
13 | Climate control system |
14 | Right front door control module |
15 | A/C compressor |
Fuse Panel C (black)
Number | Electric equipment |
1 | Front seat heating |
2 | Windshield wipers |
3 | Left head light electronics |
4 | Panorama glass roof/ sliding/t ilting sunroof |
5 | Left front door control module |
6 | Sockets |
7 | Right rear door control module |
8 | — |
9 | Right headlight electronics |
10 | Windshield washer system/headlight washer system |
11 | Left rear door control module |
Fuse Panel D (black)
Number | Electric equipment |
1 | Seat ventilation, rearv iew mirror, rear climate control system controls |
2 | Gateway, climate control system |
3 | Sound actuator/exhaust sound tuning |
4 | Clutch pedal position sensor |
5 | Engine start |
6 | — |
7 | — |
8 | Homelink |
9 | Adaptive cruise control |
10 | — |
11 | Video camera |
12 | Matrix LED headlight/right LED headlight |
13 | Matrix LED headlight/left LED headlight |
14 | Rear window wiper |
Fuse Panel E (red)
Number | Electric equipment |
1 | Ignition coils |
2 | Natural gas tank valves |
3 | — |
4 | — |
5 | Engine mount |
6 | Automat ic transmission |
7 | Instrument panel |
8 | Climate control system (blower) |
9 | — |
10 | Dynamic steering |
11 | Engine start |
Audi A4 – Fuse assignment – driver’s/front passenger’s footwell

Audi A4 – fuse box diagram – driver’s front passenger’s footwell
Conclusion
You need to remember guys, the designations on the terminals and harness will vary depending on the level of vehicle equipment, model and market. may be useful!