Corolla is a car manufactured by Toyota since 1966. The 12th generation was first introduced at the Guangzhou Auto Show in November 2018, the model is built on the TNGA modular platform and retains the style inherent in the related Prius. In this material, we will analyze in detail the fuse diagrams of the Toyota Corolla (twelfth generation; body brand E210; TNGA platform) 2019, 2020, 2021, 2022, 2023, 2024, 2025 models.
Here you will find the locations and photos of the mounting blocks. We will separately note the fuses responsible for the cigarette lighter.
In the engine compartment
Designation | Purpose
ABS MTR NO.1 Anti-lock braking system
ABS-MAIN Anti-lock braking system
AMP Audio system
CM/MAYDAY Data transmission module telematics system
DEF Rear window defogger
DEICER | De-icer or defroster
DOOR DBL/L | Double door locking
DRL D| running lights
ECU-IG2 NO.1 | Engine control unit EFI NO.1 | Fuel
injection system EFI NO.2 | Fuel injection system EFI NO.3 | Fuel injection system EFI NO.4 | Fuel injection system EFI NO.5 | Fuel injection system EFI-MAIN NO.2 | Fuel injection system EFI-MAIN NO.2 | Fuel injection system EFI-MAIN NO.3 | Fuel injection system EFI-MAIN NO.3 | Fuel injection system EPS | Electric power steering FAN NO.1 | Electric cooling fan FAN NO.2 Electric cooling fan H-LP HI | High beam headlights H-LP LH Left headlight H-LP RH | Right headlight HORN | Siren / Horn HTR | Air conditioning system IG2-MAIN Multiple circuit protection J/BB | Junction box bus MIR HTR Mirror heating P/OUTLET NO.2 | Cigarette lighter / power socket PTC HTR NO.1 | Auxiliary heater / heater PTC HTR NO.2 | Auxiliary heater / heater PTC HTR NO.3 | Auxiliary heater / heater S/HTR RR | Rear seat heating S/HTR-MAIN Seat heating S-HORN Siren / anti-theft system SPARE | Spare ST | Starting system STRG HTR Steering wheel heating STRG LOCK-IG2 | Steering lock WIPER | Wipers
In the salon
| Name | Current, A | Description |
| [FOG RR] | 7,5 | Rear fog lights |
| [OBD] | 7,5 | On-board diagnostics |
| [DOME] | 7,5 | Interior lighting and backlighting |
| [ECU-DCC] | 10/5 | Engine control unit |
| [RADIO] | 15 | Radio and audio system |
| [DOOR R/R] | 20 | Rear right door |
| [CTRL LOCK] | 10 | Steering lock |
| [ECU-ACC] | 5 | Engine control unit |
| [ECU-IG1] | 7,5 | Engine control unit |
| [EPS-IG1] | 5 | Electric power steering |
| [A/BAG-IG2] | 10 | Airbag |
| [METER-IG2] | 5 | Instrument panel |
| [ECU-IG2] | 5 | Engine control unit |
| [ECU-B] | 10/5 | Engine control unit |
| [D/L] | 20 | Door locking system |
| [STOP] | 7,5 | Stop signals |
| [AM2] | 7,5 | Launch system |
| [HAZ] | 10 | Emergency alarm |
| [PANEL] | 5 | Instrument panel |
| [TAIL] | 10 | Sidelights, instrument and license plate lights |
| [DOOR] | 20 | Door |
| [DOOR R/L] | 20 | Rear left door |
| [P/OUTLET 1] | 15 | Auxiliary power outlet ( Toyota Corolla cigarette lighter fuse ) |
| [SFT LOCK – ACC] | 5 | Transmission selector lock |
| [WASHER] | 15 | Washer |
| [WIPER] | 15 | Purifier |
| [BKUP LP] | 7,5 | Reversing lights, audio system, monitor, navigation |