Toyota Corolla 2012 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located under the driver’s side instrument panel.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. DEF | 40A | Rear window defogger, MIR HTR |
| 2. PWR SEAT | 30A | Power seat |
| 3. TAIL | 10A | Parking lights, tail lights, license plate lights, front side marker lights, multiport fuel injection system/ sequential multiport fuel injection system, instrument cluster lights |
| 4. PANEL | 7.5A | Switch illumination |
| 5. FR DOOR | 20A | Power windows, moon roof |
| 6. RL DOOR | 20A | Power windows |
| 7. RR DOOR | 20A | Power windows |
| 8. SUNROOF | 20A | Moon roof |
| 9. CIG | 15A | Cigarette lighter |
| 10. ACC | 7.5A | Outside rear view mirrors, audio system, main body ECU |
| 11. MIR HTR | 10A | Outside rear view mirror defogger |
| 12. IGN | 7.5A | Steering lock system, SRS airbag system, multiport fuel injection system/sequential multiport fuel injection system, front passenger occupant classification system |
| 13. METER | 7.5A | Gauge and meters |
| 14. POWER | 30A | Power windows |
| 15. SEAT HTR | 15A | Seat heater |
| 16. HTR-IG | 10A | Air conditioning system |
| 17. WIPER | 25A | Windshield wipers |
| 18. WASHER | 15A | Windshield washer |
| 19. ECU-IG NO. 1 | 10A | Automatic transmission, main body ECU, electric power steering, electric cooling fan(s), shift lock control system, anti-lock brake system, tire pressure warning system, vehicle stability control system, cruise control system |
| 20. ECU-IG NO. 2 | 10A | Back-up lights, charging system, rear window defogger, air conditioning system, multiport fuel injection system/sequential multiport fuel injection system, moon roof |
| 21. OBD | 7.5A | On-board diagnosis system |
| 22. STOP | 10A | Stop lights, high mounted stoplight, anti-lock brake system, main body ECU, multiport fuel injection system/sequential multiport fuel injection system, shift lock control system, vehicle stability control system |
| 23. DOOR | 25A | Power door lock system |
| 24. ACC-B | 25A | CIG, ACC |
| 25. FR FOG | 15A | Front fog lights |
| 26. AM1 | 7.5A | Starting system, ACC, CIG |
Engine compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. H-LP CLN | 30A | No circuit |
| 2. RDI FAN | 40A | Electric cooling fan(s) |
| 3. ABS NO. 3 | 30A | Anti-lock brake system, vehicle stability control system |
| 4. ABS NO. 1 | 50A | Anti-lock brake system, vehicle stability control system |
| 5. HTR | 50A | Air conditioning system |
| 6. ALT | 120A | Charging system, RDI FAN, ABS NO. 1, ABS NO. 3, HTR, HTR SUB NO. 1, HTR SUB NO. 3, ACC, CIG, ECU-IG NO. 2, HTR-IG, WIPER, WASHER, ECU-IG NO. 1, AM1, DOOR, STOP, FR DOOR, POWER, RR DOOR, RL DOOR, OBD, ACC-B, FR FOG, DEF, MIR HTR, TAIL, PANEL, PWR SEAT, SUNROOF |
| 7. EPS | 60A | Electric power steering |
| 8. GLOW* | 80A | No circuit |
| 9. P/I | 50A | EFI MAIN, HORN, IG2 |
| 10. H-LP MAIN | 50A | H-LP LH LO, H-LP RH LO, H-LP LH HI, H-LP RH HI |
| 11. EFI NO. 2 | 10A | Emission control system |
| 12. EFI NO. 1 | 10A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 13. H-LP RH HI | 10A | Right-hand headlight (high beam) |
| 14. H-LP LH HI | 10A | Left-hand headlight (high beam) |
| 15. H-LP RH LO | 10A | Right-hand headlight (low beam) |
| 16. H-LP LH LO | 10A | Left-hand headlight (low beam) |
| 17. ETCS | 10A | Electronic throttle control system |
| 18. TURN-HAZ | 10A | Turn signal lights, emergency flashers |
| 19. ALT-S | 7.5A | Charging system |
| 20. AM2 NO. 2 | 7.5A | Multiport fuel injection system/ sequential multiport fuel injection system, starting system |
| 21. AM2 | 30A | Starting system |
| 22. STRG LOCK | 20A | Steering lock system |
| 23. IG2 NO.2 | 7.5A | Starting system |
| 24. ECU-B2 | 10A | Air conditioning system |
| 25. ECU-B | 10A | Main body ECU, gauge and meters, clock |
| 26. RAD NO. 1 | 15A | Audio system |
| 27. DOME | 10A | Trunk light, smart key system, interior light |
| 28. AMP* | 30A | Audio system |
| 29. MAYDAY* | 10A | No circuit |
| 30. SPARE | 10A | Spare fuse |
| 31. SPARE | 30A | Spare fuse |
| 32. SPARE | 20A | Spare fuse |
| 33. EFI MAIN | 20A | Multiport fuel injection system/ sequential multiport fuel injection system, EFI NO. 1, EFI NO. 2 |
| 34. HORN | 10A | Horn |
| 35. IG2 | 15A | Multiport fuel injection system/ sequential multiport fuel injection system, starting system, IGN, METER |
| 36. ST* | 7.5A | No circuit |
| 37. HTR SUB NO. 1 | 30A | PTC heater |
| 38. HTR SUB NO. 3 | 30A | PTC heater |
* If equipped
