Subaru Legacy (2005 – 2009) Fuse Box Location & Diagrams
The Subaru Legacy (2005–2009) fuse box protects essential electrical systems throughout the vehicle. Knowing the fuse box locations and fuse assignments makes it easier to identify electrical issues, replace blown fuses, and keep your Legacy’s lighting, accessories, and safety systems operating properly.
Fuse Box Location
Passenger Compartment Fuse Box
The fuse box is located behind the cover to the left of the steering wheel.
Engine Compartment Fuse Box
Fuse Box Diagrams
Passenger Compartment Fuse Box
| № | Amp rating | Circuit |
|---|---|---|
| 1 | 20 | Cargo fan, Trailer hitch connector |
| 2 | Empty | |
| 3 | 15 | Door locking |
| 4 | 15 | Front wiper deicer relay, Moonroof |
| 5 | 15 | Combination meter |
| 6 | 7.5 | Remote control rear view mirrors, Seat heater relay, Vanity mirror light |
| 7 | 15 | Combination meter, Integrated unit |
| 8 | 20 | Stop light |
| 9 | 20 | Mirror heater, Front wiper deicer |
| 10 | 7.5 | Power supply (Battery) |
| 11 | 7.5 | Turn signal unit, Clock |
| 12 | 15 | Automatic transmission unit, SRS airbag system (Sub), Engine control unit, Integrated unit |
| 13 | 20 | Cargo socket |
| 14 | 15 | Position light, Tail light, Rear combination light |
| 15 | Empty | |
| 16 | 15 | Illumination |
| 17 | 15 | Seat heaters |
| 18 | 10 | Backup light |
| 19 | 7.5 | Headlight right side relay |
| 20 | 10 | Cigarette lighter socket |
| 21 | 7.5 | Starter relay |
| 22 | 15 | Air conditioner, Rear window defogger relay coil |
| 23 | 15 | Rear wiper, Rear window washer |
| 24 | 15 | Audio unit, Clock |
| 25 | 15 | SRS airbag system (Main) |
| 26 | 15 | Power window relay |
| 27 | 15 | Blower fan |
| 28 | 15 | Blower fan |
| 29 | 15 | Fog light |
| 30 | 30 | Front wiper, Front wiper washer |
| 31 | 7.5 | Auto air conditioner unit, Integrated unit |
| 32 | 7.5 | Headlight left side relay |
| 33 | 7.5 | ABS/Vehicle dynamics control unit |
Engine Compartment Fuse Box
| № | Amp rating | Circuit |
|---|---|---|
| A | FWD socket (AT models – except Turbo models and 3.0-liter models) | |
| B | Main fuse | |
| 1 | 30A | ABS unit, Vehicle dynamics control unit |
| 2 | 25A | Main fan (3.0-liter models) |
| 3 | 10A | 2008-2009: Secondary air combination valve (Turbo models) |
| 4 | 25A | Sub fan (Except 3.0-liter models) |
| 5 | 25A | Main fan |
| 6 | 20A | Audio |
| 7 | 15A | Headlight (right side) |
| 8 | 15A | Headlight (left side) |
| 9 | 20A | Back-up light |
| 10 | 15A | Horn |
| 11 | 25A | Rear window defogger |
| 12 | 15A | Fuel pump |
| 13 | 15A | Automatic transmission control unit |
| 14 | 7.5A | Engine control unit |
| 15 | 15A | Turn and hazard warning flasher |
| 16 | 20A | Parking switch |
| 17 | 7.5A | Alternator |
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