The Subaru Legacy is a mid-size car featuring all-terrain capability, produced by Japanese automaker Subaru. It is equipped with signature horizontally opposed (boxer) engines and standard Symmetrical All-Wheel Drive (AWD). In this article, we provide detailed fuse and relay box diagrams for the 3rd-generation Subaru Legacy (chassis codes BE/BH, model years 1998–2003) and the 2nd-generation Subaru Outback (BH).
Below you will find power distribution box locations and diagrams. Fuses for critical circuits such as the “Cigarette Lighter” and “Fuel Pump” are highlighted in bold.
Passenger Compartment Fuse Box
Located on the driver’s side, behind the lower instrument panel cover.
Subaru Legacy passenger compartment fuse box overview.
| Diagram | ||
|---|---|---|
|
||
| No. | A | Description |
| 1 | 15 | Heater blower motor |
| 2 | 15 | |
| 3 | 15 | Central locking system, keyless entry system |
| 4 | 20 | Cigarette lighter, power mirrors |
| 5 | 10 | Parking lights, side markers |
| 6 | 15 | Supplemental Restraint System (SRS airbags) |
| 7 | 15 | Front fog lights |
| 8 | 30 | ABS solenoid valve |
| 9 | 15 | Audio system, clock |
| 10 | 15 | Trailer harness socket |
| 11 | 15 | Ignition system, Supplemental Restraint System (SRS airbags) |
| 12 | 10 | Instrument cluster illumination dimmer |
| 13 | 15 | Fuel pump |
| 14 | 10 | Rear window wiper and washer |
| 15 | 30 | Windshield wiper and washer |
| 16 | 20 | Brake lights |
| 17 | 15 | Air conditioning (A/C) |
| 18 | 15 | Reverse (backup) lights, cruise control, ABS |
| 19 | 20 | Heated mirrors, windshield wiper de-icer |
| 20 | 20 | McIntosh audio system (if equipped, 3.0L models) |
| 21 | 20 | Heated front seats, accessory option connector (3.0L models) |
Engine Compartment Fuse Box
Located on the left side of the engine compartment, adjacent to the battery.
Engine compartment fuse box overview
| Diagram | ||
|---|---|---|
|
||
| No. | A | Description |
| 1 | 20 (H4) 30 (H6) |
Main radiator cooling fan |
| 2 | 20 (H4) 30 (H6) |
Sub-radiator cooling fan |
| 3 | - | Cooling fan relay 1 |
| 4 | - | A/C compressor relay |
| 5 | - | Main cooling fan relay 2 (H6) or sub-cooling fan relay (H4) |
| 6 | - | Sub-cooling fan relay 1 (H6) |
| 7 | - | Sub-cooling fan relay 2 (H6) or front fog light relay (H4) |
| 8 | - | Horn relay |
| 9 | - | Right headlight relay |
| 10 | - | Left headlight relay |
| 11 | - | AWD / VDC disable circuit (if equipped) |
| 12 | 20 | Horn, hazard warning lights |
| 13 | 15 | Clock, interior lighting |
| 14 | 10 | Alternator |
| 15 | 10 | Transmission Control Module (TCM), ABS control module |
| 16 | 15 | Instrument cluster and airbag indicator (models before 2003) or ignition relay (models from 2003) |
| 17 | 15 | Horn, hazard warning lights, central locking control module (2003+), key-in-ignition sensor (2003+) |
| 18 | 20 | Headlight / lighting switch |
| 19 | 10 (until 2003) 15 (from 2003) |
Left headlight |
| 20 | 15 | Right headlight, instrument cluster (models from 2003) |
| 21 | 100 | Main fusible link |
| 22 | 50 | Relay box fusible link |
| 23 | 50 | Fusible link for blower motor relay, fog light relay, ABS control module, and VDC pressure modulator |
| 24 | 50 | Ignition switch fusible link |
| 25 | 30 | Data Link Connector (DLC), Engine Control Module (ECM), immobilizer control module, main relay |
| 26 | 30 | Central locking control module fusible link, power window circuit breaker |
| 27 | 50 (with VDC) 30 (without VDC) |
ABS control module fusible link, VDC pressure modulator |
| 28 | 30 | McIntosh audio system fusible link (if equipped) |