Toyota Prius 2012 Fuse Box Info
Passenger compartment fuse box location:
The instrument panel fuse box is located under the instrument panel on the driver’s side, under the cover.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. CIG | 15A | Power outlets |
| 2. ECU-ACC | 10A | Multiplex communication system, outside rear view mirrors, driver support system, audio system, navigation system, advanced parking guidance system, head-up display |
| 3. PWR OUTLET | 15A | Power outlets |
| 4. SEAT HTR FR | 10A | Seat heater |
| 5. SEAT HTR FL | 10A | Seat heater |
| 6. DOOR NO.1 | 25A | Power door lock system |
| 7. PSB | 30A | Pre-Collision System |
| 8. PWR SEAT FR | 30A | Front seat lumber support |
| 9. DBL LOCK | 25A | No circuit |
| 10. FR FOG | 15A | Front fog lights |
| 11. PWR SEAT FL | 30A | Driver’s seat |
| 12. OBD | 7.5A | On-board diagnosis system |
| 13. RR FOG | 7.5A | No circuit |
| 14. STOP | 10A | Stop lights, high mounted stoplight, brake system, driver support system, vehicle proximity notification system |
| 15. P FR DOOR | 25A | Power windows |
| 16. D FR DOOR | 25A | Power windows |
| 17. DOOR RR | 25A | Power windows |
| 18. DOOR RL | 25A | Power windows |
| 19. S/ROOF | 30A | Electric moon roof |
| 20. ECU-IG NO.1 | 10A | Electric cooling fans, multiplex communication system, vehicle proximity notification system |
| 21. ECU-IG NO.2 | 10A | Driver support system, Pre-Collision System, LKA system, inside rear view mirror, garage door opener, yaw rate & G sensor, brake system, electric power steering, navigation system, moon roof, tire pressure warning system, seat belt pretensioners, audio system, emergency flashers, turn signal lights, windshield wipers, headlight cleaner |
| 22. GAUGE | 10A | Headlight leveling system, gauges and meters, emergency flashers, turn signal lights |
| 23. A/C | 10A | Air conditioning system, Solar Ventilation System, Remote Air Conditioning System |
| 24. WASHER | 15A | Windshield washer |
| 25. RR WIP | 20A | Rear window wiper and washer |
| 26. WIP | 30A | Windshield wipers |
| 27. MET | 7.5A | Gauges and meters |
| 28. IGN | 10A | Brake system, driver support system, multiport fuel injection system/sequential multiport fuel injection system, SRS airbag system, front passenger occupant classification system (ECU and sensors), power management system, smart key system, front passenger’s seat belt reminder light |
| 29. PANEL | 10A | Air conditioning system, personal light, transmission, P position switch, navigation system, Solar Ventilation System, Remote Air Conditioning System, advanced parking guidance system, headlight cleaner, front passenger’s seat belt reminder light, headlight leveling system, glove box light, clock, audio system, MPH or km/h switch |
| 30. TAIL | 10A | Headlight leveling system, parking lights, tail lights, license plate lights, front fog lights, side marker lights |
Engine compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. HTR | 50A | Air conditioning system |
| 2. RDI | 30A | Electric cooling fans |
| 3. CDS | 30A | Electric cooling fans |
| 4. S-HORN | 10A | No circuit |
| 5. ENG W/P | 30A | Cooling system |
| 6. ABS MAIN NO.2 | 7.5A | Anti-lock brake system |
| 7. H-LP CLN | 30A | Headlight cleaner |
| 8. P-CON MTR | 30A | P position control system, transmission |
| 9. AMP NO.1 | 30A | Audio system |
| 10. IGCT | 30A | PCU, IGCT NO.2, IGCT NO.3 |
| 11. DC/DC-S | 5A | Inverter and converter |
| 12. P CON MAIN | 7.5A | P position control system, P position switch |
| 13. AM2 | 7.5A | Power management system |
| 14. ECU-B2 | 7.5A | Smart key system, hybrid system |
| 15. MAYDAY | 10A | MAYDAY |
| 16. ECU-B3 | 10A | Air conditioning system |
| 17. TURN & HAZ | 10A | Turn signal lights |
| 18. ETCS | 10A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 19. ABS MAIN NO.1 | 20A | Anti-lock brake system |
| 20. H-LP LH LO | 15A | Left-hand headlight (low beam) |
| 21. P/I 2 | 40A | P position control system, horn, headlight low beams, back-up lights |
| 22. ABS MTR 1 | 30A | Anti-lock brake system |
| 23. ABS MTR 2 | 30A | Anti-lock brake system |
| 24. H-LP HI MAIN | 20A | Headlight high beams, daytime running lights |
| 25. DRL | 7.5A | Daytime running lights |
| 26. AMP NO.2 | 30A | Audio system, navigation system |
| 27. P/I 1 | 60A | IG2, EFI MAIN, BATT FAN |
| 28. EPS | 60A | Electric power steering |
| 29. H-LP RH LO | 15A | Right-hand headlight (low beam) |
| 30. PCU | 10A | Inverter and converter |
| 31. IGCT NO.2 | 10A | Hybrid system, P position control system, power management system, multiport fuel injection system/sequential multiport fuel injection system |
| 32. MIR HTR | 10A | Outside rear view mirror defoggers |
| 33. RAD NO.1 | 15A | Audio system, navigation system |
| 34. DOME | 10A | Door courtesy lights, luggage compartment light, personal light, interior light, foot lights, vanity lights, inside rear view mirror, garage door opener |
| 35. ECU-B | 7.5A | Smart key system, personal lights, gauges and meters, emergency flashers |
| 36. H-LP LH HI | 10A | Left-hand headlight (high beam) |
| 37. H-LP RH HI | 10A | Right-hand headlight (high beam) |
| 38. EFI NO.2 | 10A | Multiport fuel injection system/ sequential multiport fuel injection system |
| 39. IGCT NO.3 | 10A | Cooling system |
| 40. SPARE | 30A | Spare fuses |
| 41. SPARE | 15A | Spare fuses |
| 42. SPARE | 7.5A | Spare fuses |
| 43. EFI MAIN | 20A | Multiport fuel injection system/ sequential multiport fuel injection system, cooling system, EFI NO.2 |
| 44. BATT FAN | 10A | Battery cooling fan |
| 45. IG2 | 20A | Multiport fuel injection system/ sequential multiport fuel injection system, MET, IGN, power management system |
