Subaru BRZ (2013 – 2020) Fuse Box Location & Diagrams
The Subaru BRZ (2013–2020) features multiple fuse boxes that protect its electrical circuits and vehicle systems. Knowing their locations and fuse assignments helps identify electrical faults, replace blown fuses, and maintain essential components such as lighting, power windows, climate control, and audio systems.
Fuse Box Location
Passenger Compartment Fuse Box
The fuse box is located under the dashboard.
Engine Compartment Fuse Box
Fuse Box Diagram
Passenger Compartment Fuse Box
| Fuse No. | Fuse Name / Ampere | Function (Year Difference) |
|---|---|---|
| 1 | ECU ACC – 10 A | 2013–2020: Main body ECU, outside rear view mirrors |
| 2 | P/POINT No.2 – 15 A | 2013–2020: Power outlet |
| 3 | PANEL – 10 A | 2013–2020: Illumination |
| 4 | TAIL – 10 A | 2013–2020: Tail lights |
| 5 | DRL – 10 A | 2013–2020: Daytime running light system |
| 6 | STOP – 7.5 A (2013–2017) / UNIT IG1 – 10 A (2018–2020) | 2013–2017: Stop lights. 2018–2020: Ignition-controlled circuit added; |
| 7 | STOP – 7.5 A (2018–2020) / OBD – 7.5 A (2013–2017) | 2013–2017: On-board diagnosis system. 2018–2020: Stop lights after UNIT IG1 addition |
| 8 | OBD – 7.5 A (2018–2020) / HEATER-S – 7.5 A (2013–2017) | 2013–2017: Air conditioning system. 2018–2020: On-board diagnosis system |
| 9 | HEATER-S – 7.5 A (2018–2020) / HEATER – 10 A (2013–2017) | 2013–2017: Air conditioning system. 2018–2020: Air conditioning system (position shifted) |
| 10 | HEATER – 10 A (2018–2020) / FR FOG LH – 10 A (2013–2017) | 2013–2017: Left-hand front fog light. 2018–2020: Air conditioning system |
| 11 | FR FOG LH – 10 A (2018–2020) / FR FOG RH – 10 A (2013–2017) | 2013–2017: Right-hand front fog light. 2018–2020: Left-hand front fog light |
| 12 | FR FOG RH – 10 A (2018–2020) / BK/UP LP – 7.5 A (2013–2017) | 2013–2017: Back-up lights. 2018–2020: Right-hand front fog light |
| 13 | BK/UP LP – 7.5 A (2018–2020) / ECU IG1 – 10 A (2013–2017) | 2013–2017: ABS, electric power steering. 2018–2020: Back-up lights |
| 14 | ECU IG1 – 10 A (2018–2020) / AM1 – 7.5 A (2013–2017) | 2013–2017: Starting system. 2018–2020: ABS, electric power steering |
| 15 | AM1 – 7.5 A (2018–2020) / AMP – 15 A (2013–2017) | 2013–2014: Not specified. 2015–2017: Audio amplifier/audio system. 2018–2020: Starting system |
| 16 | AMP – 15 A (2018–2020) / AT UNIT – 15 A (2013–2017) | 2013–2014: Transmission. 2015–2017: Audio system. 2018–2020: Audio system |
| 17 | AT UNIT – 15 A (2018–2020) / GAUGE – 7.5 A (2013–2017) | 2013–2017: Gauge and meters, keyless access with push button start system. 2018–2020: Transmission |
| 18 | GAUGE – 7.5 A (2018–2020) / ECU IG2 – 10 A (2013–2017) | 2013–2017: Engine control unit. 2018–2020: Gauge and meters, keyless access with push button start system |
| 19 | ECU IG2 – 10 A (2018–2020) / SEAT HTR LH – 10 A (2013–2017) | 2013–2017: Left-hand seat heater. 2018–2020: Engine control unit |
| 20 | SEAT HTR LH – 10 A (2018–2020) / SEAT HTR RH – 10 A (2013–2017) | 2013–2017: Right-hand seat heater. 2018–2020: Left-hand seat heater |
| 21 | SEAT HTR RH – 10 A (2018–2020) / RADIO – 7.5 A (2013–2017) | 2013–2014: Not specified. 2015–2017: Audio system. 2018–2020: Right-hand seat heater |
| 22 | RADIO – 7.5 A (2018–2020) / P/POINT No.1 – 15 A (2013–2017) | 2013–2017: Power outlet. 2018–2020: Audio system |
| 23 | P/POINT No.1 – 15 A (2018–2020) | 2018–2020: Power outlet. 2013–2017: Not used |
Engine Compartment Fuse Box
| № | Name | Amp | Protected component |
|---|---|---|---|
| 1 | MIR HTR | 7.5 A | Outside rear view mirror defoggers |
| 2 | RDI | 25 A | Electric cooling fan |
| 3 | (PUSH-AT) | 7.5 A | Engine control unit |
| 4 | ABS NO. 1 | 40 A | ABS |
| 5 | HEATER | 50 A | Air conditioning system |
| 6 | WASHER | 10 A | Windshield washer |
| 7 | WIPER | 30 A | Windshield wipers |
| 8 | RR DEF | 30 A | Rear window defogger |
| 9 | (RR FOG) | 10 A | — |
| 10 | D FR DOOR | 25 A | Power window (driver’s side) |
| 11 | (CDS) | 25 A | Electric cooling fan |
| 12 | D-OP | 25 A | — |
| 13 | ABS NO. 2 | 25 A | ABS |
| 14 | D FL DOOR | 25 A | Power window (passenger’s side) |
| 15 | SPARE | — | Spare fuse |
| 16 | SPARE | — | Spare fuse |
| 17 | SPARE | — | Spare fuse |
| 18 | SPARE | — | Spare fuse |
| 19 | SPARE | — | Spare fuse |
| 20 | SPARE | — | Spare fuse |
| 21 | ST | 7.5 A | Starting system |
| 22 | ALT-S | 7.5 A | 2013-2016: Charging system 2017-2020: Not Used |
| 23 | (STR LOCK) | 7.5 A | Steering lock system |
| 24 | D/L | 20 A | Power door lock |
| 25 | ETCS | 15 A | Engine control unit |
| 26 | (AT+B) | 7.5 A | Transmission |
| 27 | (AM2 NO. 2) | 7.5 A | Keyless access with push button start system |
| 28 | EFI (CTRL) | 15 A | Engine control unit |
| 29 | EFI (HTR) | 15 A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 30 | EFI (IGN) | 15 A | Starting system |
| 31 | EFI (+B) | 7.5 A | Engine control unit |
| 32 | HAZ | 15 A | Turn signal lights, hazard warning flashers |
| 33 | MPX-B | 7.5 A | Automatic air conditioning system, gauge and meters |
| 34 | F/PMP | 20 A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 35 | IG2 MAIN | 30 A | SRS airbag system, engine control unit |
| 36 | DCC | 30 A | Interior light, remote keyless entry system, main body ECU |
| 37 | HORN NO. 2 | 7.5 A | Horn |
| 38 | HORN NO. 1 | 7.5 A | Horn |
| 39 | H-LP LH LO | 15 A | Left-hand headlight (low beam) |
| 40 | H-LP RH LO | 15 A | Right-hand headlight (low beam) |
| 41 | H-LP LH HI | 10 A | Left-hand headlight (high beam) |
| 42 | H-LP RH HI | 10 A | Right-hand headlight (high beam) |
| 43 | INJ | 30 A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 44 | H-LP WASHER | 30 A | — |
| 45 | AM2 NO. 1 | 40 A | Starting system, engine control unit |
| 46 | EPS | 80 A | Electric power steering |
| 47 | A/B MAIN | 15 A | SRS airbag system |
| 48 | ECU-B | 7.5 A | Remote keyless entry system, main body ECU |
| 49 | DOME | 20 A | Interior light |
| 50 | IG2 | 7.5 A | Engine control unit |
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