Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Circuit description
The throttle position sensor is mounted in the throttle body and detects the throttle valve opening angle. When the throttle valve is fully closed, a voltage of approximately 0.3 To 1.0 V is applied to terminal vta of the ecm. The voltage applied to terminal vta of the ecm increases in pro ...

Automatic door locking and unlocking systems
The following functions can be set or cancelled: *1: Vehicles with an automatic transmission or continuously variable transmission *2: Vehicles with a smart key system ■ Setting and canceling the functions To switch between set and canceled, follow the procedure below: 1 Vehicles withou ...

Inspection procedure
1 Reconfirm dtc Check the dtc 2 Inspect skid control ecu connector securely connected 3 Inspect skid control ecu connector(ig1 terminal voltage) In case of using hand–held tester:  check the voltage condition output from the ecu displayed on the hand–held tester. O ...