Subaru WRX 2017 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located under the instrument panel behind the fuse box cover on the driver's side.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 20A | (Not available) |
| 2 | 7.5A | Combination meter |
| 3 | 15A | Door locking |
| 4 | 10A | Front wiper deicer relay |
| 5 | - | - |
| 6 | 7.5A | Remote control rear view mirrors, Seat heater relay |
| 7 | 15A | Combination meter, Integrated unit |
| 8 | 20A | Stop light |
| 9 | 15A | Front wiper deicer |
| 10 | 7.5A | Power supply (battery) |
| 11 | 7.5A | Turn signal unit |
| 12 | 15A | Transmission control unit, Engine control unit, Integrated unit |
| 13 | 20A | Accessory power outlet (center console) |
| 14 | 15A | Parking light, Tail light, Rear combination light |
| 15 | 10A | Trunk light, Keyless unit |
| 16 | 10A | Illumination |
| 17 | 15A | Seat heaters |
| 18 | 10A | Backup light |
| 19 | 7.5A | Daytime running lights |
| 20 | 10A | Accessory power outlet (instrument panel) |
| 21 | 7.5A | Starter relay |
| 22 | 15A | Air conditioner, Rear window defogger relay coil |
| 23 | - | - |
| 24 | 15A | Audio unit, Navigation system (if equipped) |
| 25 | 15A | SRS airbag system |
| 26 | 7.5A | Power window relay, Radiator main fan relay |
| 27 | 15A | Blower fan |
| 28 | 15A | Blower fan |
| 29 | 15A | Fog light |
| 30 | - | - |
| 31 | 7.5A | Auto air conditioner unit, Integrated unit |
| 32 | 7.5A | Clutch switch, Steering lock control unit |
| 33 | 7.5A | Vehicle dynamics control unit |
Engine compartment fuse box (STI):
| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | ABS unit, Vehicle dynamics control unit |
| 2 | 25A | Main fan (cooling fan) |
| 3 | 25A | Sub fan (cooling fan) |
| 4 | - | - |
| 5 | 25A | Audio |
| 6 | 30A | Headlight (low beam) |
| 7 | 15A | Headlight (high beam) |
| 8 | 20A | Back-up |
| 9 | 15A | Horn |
| 10 | 25A | Rear window defogger, Mirror heater |
| 11 | 15A | Fuel pump |
| 12 | 10A | Transmission control unit |
| 13 | 7.5A | Engine control unit |
| 14 | 15A | Turn and hazard warning flasher |
| 15 | 15A | Tail and illumination relay |
| 16 | 7.5A | Alternator |
| 17 | - | - |
| 18 | 20A | Injection |
| 19 | 15A | Headlight (low beam – right hand) |
| 20 | 15A | Headlight (low beam – left hand) |
| 21 | 10A | Secondary air combination valve |
| A | - | Main fuse |
Engine compartment fuse box (Except STI):
| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | ABS unit, Vehicle dynamics control unit |
| 2 | 25A | Main fan (cooling fan) |
| 3 | 25A | Sub fan (cooling fan) |
| 4 | - | - |
| 5 | 25A | Audio |
| 6 | 30A | Headlight (low beam) |
| 7 | 15A | Headlight (high beam) |
| 8 | 20A | Back-up |
| 9 | 15A | Horn |
| 10 | 25A | Rear window defogger, Mirror heater |
| 11 | 15A | Fuel pump |
| 12 | 10A | Transmission control unit |
| 13 | 7.5A | Engine control unit |
| 14 | 15A | Turn and hazard warning flasher |
| 15 | 15A | Tail and illumination relay |
| 16 | 7.5A | Alternator |
| 17 | - | - |
| 18 | 20A | Injection |
| 19 | 15A | Headlight (low beam – right hand) |
| 20 | 15A | Headlight (low beam – left hand) |
| A | - | Main fuse |
