Subaru Legacy 2021 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 seat side.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | - |
| 2 | 20A | CIGAR |
| 3 | 7.5A | IG A-1 |
| 4 | 15A | AUDIO NAVI |
| 5 | 10A | IG B-2 |
| 6 | 7.5A | METER IG (DCDC) |
| 7 | 20A | 12 V SOCKET |
| 8 | 10A | A/C I |
| 9 | 7.5A | ACC |
| 10 | 7.5A | IG B-1 |
| 11 | 7.5A | EYE SIGHT (DCDC) |
| 12 | - | - |
| 13 | 7.5A | IG A-3 |
| 14 | - | - |
| 15 | - | - |
| 16 | 7.5A | UNIT IG (DCDC) |
| 17 | 7.5A | MIRROR ACC |
| 18 | - | - |
| 19 | 10A | IG A-2 |
| 20 | 10A | SRS AIR BAG |
| 21 | 7.5A | A/C IG (DCDC) |
| 22 | 10A | EYE SIGHT |
| 23 | 7.5A | IG A-4 |
| 24 | 7.5A | A/C ACC (DCDC) |
| 25 | 7.5A | UNIT +B (DCDC) |
| 26 | 10A | BACK UP |
| 27 | 15A | SEAT HTR R |
| 28 | 20A | TRAIL R.FOG |
| 29 | - | - |
| 30 | 7.5A | BACK UP (DCDC) |
| 31 | 7.5A | SMT (DCDC) |
| 32 | 15A | MIRROR +B |
| 33 | 7.5A | KEY SW A |
| 34 | - | - |
| 35 | 7.5A | ILLUMI (DCDC) |
| 36 | 7.5A | KEY SW B |
| 37 | 15A | UNIT +B1 |
| 38 | 7.5A | UNIT +B2 |
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | - | - |
| 2 | 7.5A | OBD |
| 3 | 7.5A | STOP |
| 4 | 10A | MB-B |
| 5 | 7.5A | PU B/UP |
| 6 | 30A | JB-B2 |
| 7 | 7.5A | M/B-IG1 |
| 8 | 7.5A | M/B-IG2 |
| 9 | 10A | M/B-IG3 |
| 10 | 7.5A | M/B-IG4 |
| 11 | 7.5A | HORN1 |
| 12 | 7.5A | HORN2 |
| 13 | 10A | TAIL |
| 14 | 15A | HAZARD |
| 15 | 20A | D/L |
| 16 | 20A | F/P |
| 17 | - | - |
| 18 | - | - |
| 19 | 10A | AVCS |
| 20 | 15A | ETC |
| 21 | 15A | TCU |
| 22 | 7.5A | CVT SSR |
| 23 | 10A | E/G2 |
| 24 | 15A | IG COIL |
| 25 | 20A | O2 HTR |
| 26 | 20A | DI |
| 27 | 15A | E/G1 |
| 28 | 25A | MAIN FAN |
| 29 | 15A | DEICER |
| 30 | 30A | VDC SOL |
| 31 | 15A | F-END |
| 32 | 30A | F.WIP |
| 33 | 25A | R.DEF |
| 34 | 30A | BACKUP |
| 35 | 20A | HTR |
| 36 | 25A | SUB FAN |
| 37 | 15A | R.WIP |
| 38 | 20A | BLOWER |
| 39 | 20A | BLOWER |
| 40 | 10A | MB-A |
| 41 | - | - |
