This article will provide the location and fuse designation applicable to Audi A4 B8. Model years: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
There are three fuse box locations on Audi A4 B8.
- Interior fuses. Side of the dash, driver’s side
- Interior fuses. Side of the dash, passenger side
- Fuse box location in the rear trunk.
Interior fuses
A fuse box is found on the side of the dashboard, the driver’s side.
Remove the fuse box cover on the side of the dash. On the driver’s side, you will see three columns of fuses. Here is the list of fuses for each column.
Fuse No. “Fuse Designation “Ampere Rating
| 1 Dynamic steering 5 | 1 Vacant | 1 Vacant |
| 2 Clutch sensor 5 | 2 Clutch sensor 5 | 2 Vacant |
| 3 Garage door opener 5 | 3 Fuel pump (diesel/petrol) 20/25 | 3 Lumbar support 10 |
| 4 Audi lane assist 10 | 4 Auxiliary water pump (3.2 FSI) 5 | 4 Dynamic steering 35 |
| 5 Air conditioner 5 | 5 Seat heating (left-side) with/without seat ventilation 30 | 5 Interior light 5 |
| 6 Headlight range control (right) 5 | 6 Electronic stabilization program 10 | 6 Control unit 1 for vehicle™s electrical system 35 |
| 7 Headlight range control (left) 5 | 7 Horn 25 | 7 Control unit 1 for vehicle™s electrical system 30 |
| 8 Control unit 1 for vehicle™s electrical system 5 | 8 Electric window motor (left door) 30 | 8 Control unit 1 for vehicle™s electrical system 30 |
| 9 Interior mirrors 5 | 9 Wiper motor 30 | 9 Tilting panorama roof/sunroof 20 |
| 10 Selector gate 5 | 10 Electronic stabilization program 25 | 10 Control unit 1 for vehicle™s electrical system 30 |
| 11 Heated washer jets 5 | 11 The door control unit (driver™s side) 15 | 11 Vacant |
| 12 Air conditioner 5 | 12 Rain and light sensor 5 | 12 Convenience electronics 5 |
Side of Dashboard
| 1 Vacant | 1 CD drive 5 |
| 2 Vacant | 2 Switch module for Audi drive select 5 |
| 3 Vacant | 3 MMI/Radio 10/20 |
| 4 Vacant | 4 Light switch 5 |
| 5 Steering column switch module 5 | 5 Control unit for instrument cluster 5 |
| 6 Electronic Stabilisation Program 5 | 6 Ignition lock 5 |
| Fig. 285 Diagram of | 7 Vacant |
| fuse box (left-hand | 8 Air conditioner blower 40 |
| drive vehicle) | 9 Steering column lock 5 |
| 7 Diagnostic connector 5 | 10 Air conditioner 10 |
| 8 Gateway (diagnostic interface for data bus) 5 | 11 Diagnostic connector 10 |
| 9 Vacant | 12 Steering column switch module 5 |
| 10 Vacant | |
| 11 Vacant | |
| 12 Vacant |
Fuses in trunk
| 1 Vacant | 1 Electrical socket 15 | 1 Socket, center console, rear 15 |
| 2 Control units for trailer 15 | 2 Vacant | 2 Socket, center console, front 15 |
| 3 Control unit for trailer 20 | 3 Radio/navigation 7.5 | 3 Socket, luggage compartment 15 |
| 4 Control unit for trailer 20 | 4 Control unit for digital sound system 30 | 4 Cigarette lighter 15 |
| 5 Electronic parking brake 5 | 5 MMI 5 | 5 Parking aid 5 |
| 6 Electronic suspension control 15 | 6 The door control unit (driver side) 30 | 6 Phone pre-installation without handsfree system (VDA interface) 5 |
| 7 Electro-mechanical parking brake 30 | 7 Electro-mechanical parking brake 30 | 7 Control unit for adaptive cruise control 15 |
| 8 Control unit 2 for vehicle™s electrical system 30 | 8 Seat heating, rear 30 | 8 Vacant |
| 9 Vacant | 9 The door control unit (passenger side) 30 | 9 EPB switch (electro-mechanical parking brake) 5 |
| 10 Control unit 2 for vehicle™s electrical system 30 | 10 Remote control receivers for auxiliary heating 5 | 10 Lane change assist feature 5 |
| 11 Control unit 2 for vehicle™s electrical system 20 | 11 The door control unit (passenger side) 15 | 11 Seat heating, rear 5 |
| 12 Vacant | 12 Control unit for reversing camera 5 | 12 Airbag 5 |
We hope you find the Audi A4 B8 2008-2015 Fuse Designation Location List guide helpful. Check these troubleshooting and repair guides for more help on your Audi.