Audi A4 2014 Fuse Box Info
Passenger compartment fuse box location:
The instrument panel fuse box is located on the end of the instrument panel on the driver’s side of the vehicle.
The instrument panel fuse box is located on the end of the instrument panel on the passenger’s side of the vehicle.
Luggage compartment fuse box location:
The luggage compartment fuse box is located on the right side of the trunk, behind a cover.
Fuse Box Diagram | Layout
Passenger compartment fuse box (Left Side):
| Fuse/Relay N° | Rating | Functions |
| Fuse panel A (black) | ||
| 1 | 5A | Dynamic steering |
| 2 | 5A | ESC control module |
| 3 | 5A | A/C system pressure sensor, electromechanical parking brake, HomeLink. automatic dimming interior rear view mirror, air quality/outside air sensor, ESC button |
| 5 | 5A | Sound actuator |
| 6 | 5/7.5A | Headlight range control/headlight (cornering light) |
| 7 | 7.5A | Headlight (cornering light) |
| 8 | 5A | Control modules (electromechanical parking brake, shock absorber, quattro sport), DCDC converter |
| 9 | 5A | Adaptive Cruise Control |
| 10 | 5A | Shift gate/clutch sensor |
| 11 | 5A | Side assist |
| 12 | 5A | Headlight range control, parking system |
| 13 | 5A | Airbag |
| 14 | 15A | Rear wiper (allroad) |
| 15 | 10A | Auxiliary fuse (instrument panel) |
| 16 | 40A | Auxiliary fuse terminal 15 (engine area) |
| Fuse panel B (brown) | ||
| 2 | 5A | Brake light sensor |
| 3 | 25A | Fuel pump |
| 4 | 5A | Clutch sensor |
| 5 | 15/30A | Left seat heating with/without seat heating |
| 6 | 5A | ESC (electric) |
| 7 | 25A | Horn |
| 8 | 30A | Front left door (window regulator, central locking, mirror, switch, lighting) |
| 9 | 30A | Windshield wiper motor |
| 10 | 25A | ESC (valves) |
| 11 | 30A | Two-door models: rear left window regulator, Four-door models: rear left door (window regulator, central locking, switch, lighting) |
| 12 | 5A | Rain and light sensor |
| Fuse panel C (red) | ||
| 3 | 10A | Lumbar support |
| 4 | 35A | Dynamic steering |
| 5 | 5A | Interior lighting (Cabriolet) |
| 6 | 35A | Windshield washer system, headlight washer system |
| 7 | 20A | Vehicle electrical system control module 1 |
| 8 | 30A | Vehicle electrical system control module 1 |
| 9 | 7.5/20A | Left rear window regulator motor (Cabriolet)/sunroof |
| 10 | 30A | Vehicle electrical system control module 1 |
| 11 | 7.5/20A | Right rear window regulator (Cabriolet)/sun shade motor |
| 12 | 5A | Anti-theft alarm warning system |
Passenger compartment fuse box (Right Side):
| Fuse/Relay N° | Rating | Functions |
| Fuse panel A (black) | ||
| 5 | 5A | Steering column switch module |
| 7 | 5A | Terminal 15 diagnostic connector |
| 8 | 5A | Gateway (Databus diagnostic interface) |
| 9 | 5A | Supplementary heater |
| Fuse panel B (brown) | ||
| 1 | 5A | CD/DVD player |
| 2 | 5A | Wi-Fi |
| 3 | 5/20A | MMI/Radio |
| 4 | 5A | Instrument cluster |
| 5 | 5A | Gateway (Instrument cluster control module) |
| 6 | 5A | Ignition lock |
| 7 | 5A | Light switch |
| 8 | 40A | Climate control system blower |
| 9 | 5A | Steering column lock |
| 10 | 10A | Climate control |
| 11 | 10A | Terminal 30 diagnostic connector |
| 12 | 5A | Steering column switch module |
Luggage compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| Fuse panel A (black) | ||
| 2 | 30A | Rear window heater (Cabriolet) |
| 3 | 30A | Power top latch (Cabriolet) |
| 4 | 50A | Power top hydraulics (Cabriolet) |
| Fuse panel B (black) | ||
| 1 | 30A | Luggage compartment lid control module (allroad)/Power top control module (Cabriolet) |
| 2 | 15A | Retractable rear spoiler (RS 5 Coupe) |
| 3 | 20A | Trailer control module |
| 4 | 20A | Trailer control module |
| 5 | 5A | Electrmechanical parking brake |
| 6 | 15A | Electronic dumping control |
| 7 | 30A | Electromechanical parking brake |
| 8 | 30A | Rear exterior lighting |
| 9 | 35A | Quattro sport |
| 10 | 30A | Rear exterior lighting |
| 11 | 20A | Central locking |
| 12 | 5A | Terminal 30 |
| Fuse panel C (brown) | ||
| 1 | 30A | Luggage compartment lid control module (allroad) |
| 2 | 20A | 12 volt socket, cigarette lighter |
| 3 | 40A | DCDC converter path 1 |
| 4 | 40A | DCDC converter path 2, sound amplifier, radio |
| 6 | 30A | Right upper cabin heating (Cabriolet) |
| 7 | 30A | Electromechanical parking brake |
| 9 | 30A | Right front door (window regulator, central locking, mirror, switch, lighting) |
| 10 | 30A | Left upper cabin heating (Cabriolet) |
| 11 | 30A | Two-door models: rear right window regulator, Four-door models: rear right door (window regulator, central locking, switch, lighting) |
| 12 | 5A | Cell phone prepp |
| Fuse panel E (black) | ||
| 1 | 15A | Right front seat heating |
| 4 | 7.5A | MMI |
| 5 | 5A | Radio |
| 6 | 5A | Rear view camera |
| 7 | 30A | Rear window heater (allroad) |
| 8 | 5A | Rear Seat Entertainment |
