2012 Toyota Highlander Fuse Box Diagram
The fuse box on the 2012 Toyota Highlander, with every fuse and relay. Tap a fuse to see what it protects, or search for the thing that stopped working.
Where it isSee the owner's manual. Page 506 of the owner's manual shows the exact spot.
Slot map: the fuses are listed in the manual's order, not where they sit in the box. Match the numbers to the label inside the box cover, or the drawing on page 506 of your owner's manual.
2012 Highlander front side of the fuse block fuses
Front side of the fuse block. Tap a row to find it on the diagram.
| No. | Amps | Type | Protects |
|---|---|---|---|
| 1 | 30A | Fuse (size not listed) | P/SEAT: Power seat |
| 2 | 30A | Fuse (size not listed) | POWER: Power windows |
| 3 | 25A | Fuse (size not listed) | RR DOOR RH: Power windows |
| 4 | 25A | Fuse (size not listed) | RR DOOR LH: Power windows |
| 5 | 10A | Fuse (size not listed) | FR FOG: Fog lights |
| 6 | 7.5A | Fuse (size not listed) | OBD: On-board diagnosis system |
| 7 | 7.5A | Fuse (size not listed) | A/C W/PMP |
| 8 | 10A | Fuse (size not listed) | STOP: Enhanced vehicle stability control system, multiplex communication system, multiport fuel injection system/sequential multiport fuel injection system, shift lock system, stop lights |
| 9 | 25A | Fuse (size not listed) | DOOR NO.2: Power windows |
| 10 | 7.5A | Fuse (size not listed) | AM1: Starting system |
| 11 | 30A | Fuse (size not listed) | P/SEAT (PS): Power seat |
| 12 | 10A | Fuse (size not listed) | A/C NO.1: Air conditioning system |
| 13 | 7.5A | Fuse (size not listed) | FUEL OPN |
| 14 | 20A | Fuse (size not listed) | S/ROOF: Electric moon roof |
| 15 | 15A | Fuse (size not listed) | TAIL: Parking lights, tail lights, license plate lights, fog lights, trailer lights |
| 16 | 7.5A | Fuse (size not listed) | PANEL: Glove box light, instrument panel lights, switch illumination |
| 17 | 10A | Fuse (size not listed) | ECU IG NO.1: Multiplex communication system, electric moon roof, electronically controlled automatic transmission system, power back door, seat heaters, tire pressure warning system, electric power steering, antiglare inside rear view mirror, shift lock system, tire pressure warning system |
| 18 | 7.5A | Fuse (size not listed) | ECU IG NO.2: Enhanced vehicle stability control system |
| 19 | 10A | Fuse (size not listed) | A/C NO.2: Air conditioning system |
| 20 | 20A | Fuse (size not listed) | WASH: Windshield and rear window washer |
| 21 | 20A | Fuse (size not listed) | S-HTR: Seat heaters |
| 22 | 10A | Fuse (size not listed) | GAUGE NO.1: Audio system, back-up lights, charging system, emergency flashers, traction control system, windshield wiper de-icer, air conditioning system, charging system, rear view monitor system, trailer lights, multiport fuel injection system/sequential multiport fuel injection system |
| 23 | 30A | Fuse (size not listed) | FR WIP: Windshield wipers and washer |
| 24 | 15A | Fuse (size not listed) | RR WIP: Rear window wiper and washer |
| 25 | 10A | Fuse (size not listed) | IGN: Multiport fuel injection system/ sequential multiport fuel injection system, steering lock system, smart key system, SRS airbag system |
| 26 | 7.5A | Fuse (size not listed) | GAUGE NO.2: Gauges and meters, rear view monitor system |
| 27 | 7.5A | Fuse (size not listed) | ECU-ACC: Outside rear view mirrors, shift lock system, smart key system, multiplex communication system |
| 28 | 15A | Fuse (size not listed) | ACC SOCK NO.1: Power outlet |
| 29 | 15A | Fuse (size not listed) | ACC SOCK NO.2: Power outlet |
| 30 | 7.5A | Fuse (size not listed) | RADIO NO.2: Audio system, clock, rear seat entertainment system, interior lights, personal lights |
Blade fuse colours
- 5A Tan
- 7.5A Brown
- 10A Red
- 15A Blue
- 20A Yellow
- 25A Clear
- 30A Green
- 35A Blue-green
- 40A Orange
Cartridge (J-case) colours
- 20A Blue
- 25A White
- 30A Pink
- 40A Green
- 50A Red
- 60A Yellow
Source: 2012 Toyota Highlander Owner's Manual, "Fuses" section, p. 506.
Always replace a fuse with one of the same amp rating. If a new fuse blows straight away, the circuit has a fault.