Toyota Highlander 2008 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located under the instrument panel on the driver’s side.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. P/SEAT | 30A | Power seat |
| 2. POWER | 30A | Power windows |
| 3. RR DOOR RH | 25A | Power windows |
| 4. RR DOOR LH | 25A | Power windows |
| 5. FR FOG | 15A | Front fog lights |
| 6. OBD | 7.5A | On-board diagnosis system |
| 7. FR DEF | 25A | Windshield wiper deicer |
| 8. STOP | 10A | Stop lights, enhanced vehicle stability control system |
| 9. DOOR NO.2 | 25A | Power windows |
| 10. AM1 | 7.5A | Starting system |
| 11. RR FOG | 7.5A | No circuit |
| 12. FUEL OPN | 7.5A | No circuit |
| 13. S/ROOF | 30A | Electric moon roof |
| 14. TAIL | 15A | Parking lights, tail lights, license plate lights, front fog lights, trailer lights |
| 15. PANEL | 7.5A | Glove box light, emergency flashers, audio system, outside rear view mirror defoggers, clock, power door lock system, seat heaters, rear seat entertainment system, enhanced vehicle stability control system, instrument panel light control dial, electronic controlled transmission switch, automatic transmission, downhill assist control system, steering switches |
| 16. ECU IG NO.1 | 10A | Multiplex communication system, electric moon roof, electronically controlled automatic transmission system, power back door, seat heaters, tire pressure warning system, electronic power steering, automatic transmission |
| 17. ECU IG NO.2 | 7.5A | Enhanced vehicle stability control system |
| 18. A/C NO.2 | 10A | Air conditioning system |
| 19. WASH | 20A | Windshield wipers and washer |
| 20. S-HTR | 20A | Seat heaters |
| 21. GAUGE NO.1 | 10A | Audio system, outside rear view mirror defoggers, back-up lights, charging system, emergency flashers, traction control system, instrument panel light control dial, windshield wiper deicer |
| 22. FR WIP | 30A | Windshield wipers and washer |
| 23. RR WIP | 15A | Rear window wiper and washer |
| 24. IGN | 10A | Multiport fuel injection system/ sequential multiport fuel injection system, steering lock system, antilock brake system, smart key system, SRS airbag system |
| 25. GAUGE NO.2 | 7.5A | Gauges and meters, back monitor |
| 26. ECU-ACC | 7.5A | Power rear view mirror, shift lock system, smart key system |
| 27. ACC SOCK NO.1 | 10A | Power outlet |
| 28. ACC SOCK NO.2 | 20A | Power outlet |
| 29. RADIO NO.2 | 7.5A | Audio system, clock, rear seat entertainment system, charging system, interior lights, personal lights |
| 30. MIR HTR | 15A | Outside rear view mirror defoggers |
Engine compartment fuse box (Fuse box 1):
| Fuse/Relay N° and Name | Rating | Functions |
| 1. SPARE | 7.5A | Spare fuse |
| 2. SPARE | 15A | Spare fuse |
| 3. SPARE | 25A | Spare fuse |
| 4. DEF RLY | 10A | Rear window defogger |
| 5. MIR HTR | 20A | MIR HTR (15 A) |
| 6. P/OUT | 20A | Power outlet |
| 7. DOOR 1 | 25A | Multiplex communication system |
| 8. EFI NO.2 | 10A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 9. EFI NO.3 | 10A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 10. INJ NO.1 | 15A | Starting system |
| 11. INJ NO.2 | 10A | Starting system |
| 12. HTR | 50A | Air conditioning system |
| 13. VSC NO.1 | 50A | Enhanced vehicle stability control system |
| 14. FAN MAIN | 50A | Electric cooling fan |
| 15. VSC NO.2 | 30A | Enhanced vehicle stability control system |
| 16. PTC NO.1 | 50A | PTC heater |
| 17. PTC NO.2 | 30A | PTC heater |
| 18. PTC NO.3 | 30A | PTC heater |
| 19. RR CLR | 40A | Air conditioning system |
| 20. RR DEF | 30A | Rear window defogger |
| 21. PBD | 30A | Power back door |
| 22. ALT | 140A | MIR HTR, P/OUT, DOOR 1, HTR, RR DEF, FAN MAIN, ABS NO.1, PTC NO.1, RR CLR, PTC NO.2, PTC NO.3, ABS NO.2, PBD |
| 23. EPS | 80A | Electric power steering |
| 24. ST | 30A | Starting system |
| 25. CRT | 10A | Rear seat entertainment system |
| 26. RADIO1 | 15A | Audio system |
| 27. ECU-B | 10A | Steering sensor, gauges and meters, clock, air conditioning system, main body ECU, wireless remote control, smart key system, power back door, on-board diagnosis system |
| 28. DOME | 10A | Vanity lights, personal lights, interior light, gauges and meters, engine switch light, door courtesy lights, power back door |
| 29. AMP | 15A | Audio system |
| 30. TOWING | 30A | Trailer lights |
| 31. IG2 | 25A | INJ NO.1, INJ NO.2 |
| 32. STR LOCK | 20A | Steering lock system |
| 33. EFI MAIN | 25A | EFI NO.2, EFI NO.3 |
| 34. HAZ | 15A | Turn signal lights |
| 35. G/H | 10A | Power door lock system, multiplex communication system |
| 36. ALT-S | 7.5A | Charging system |
| 37. AM2 | 7.5A | Multiplex communication system |
| 38. H-LP LH | 15A | Left-hand headlight (high beam) |
| 39. H-LP RH | 15A | Right-hand headlight (high beam) |
| 40. H-LP LL | 15A | Left-hand headlight (low beam) |
| 41 H-LP RL | 15A | Right-hand headlight (low beam) |
| 42. HORN | 10A | Horn |
| 43. EFI NO.1 | 10A | Multiport fuel injection system/ sequential multiport fuel injection system, smart key system |
| 44. ETCS | 10A | Multiport fuel injection system/ sequential multiport fuel injection system, electronic throttle control system |
| 45. A/F | 20A | Air fuel ratio sensor |
| 46. S-HORN | 7.5A | Horn |
Engine compartment fuse box (Fuse box 2):
| Fuse/Relay N° and Name | Rating | Functions |
| 1. INV-W/P | 15A | No circuit |
| 2. IGCT NO.2 | 7.5A | No circuit |
| 3. A/C-D | 10A | No circuit |
