Toyota Corolla (E120): Ignition switch circuit

Ecu power source circuit

Circuit description

Other materials:

Body panel undercoating areas
Apply pastar uwe or pastar uc to the chassis, floor underside, sheet metal fitting weld points of the body, and inside of the wheel house to prevent rust and noise, as well as protect the body from flying rocks. Hint:  work must be performed while wearing the appropriate protective ...

Ecu power source circuit
Circuit description This circuit provides power to operate the tvip ecu. Wiring diagram Inspection procedure 1 Check fuse (ecu–b) Remove the fuse from the instrument panel j/b.  check the continuity of the fuse. Standard: continuity 2 Check tvip ecu Disconnect ...

Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...