Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Starting off on a steep uphill
► Automatic transmission or continuously variable transmission 1 Make sure that the parking brake is set and shift the shift lever to D. 2 Gently depress the accelerator pedal. 3 Release the parking brake. ► Manual transmission 1 With the parking brake firmly set and the clutch pe ...

Check mode procedure
Hint: hand–held tester only: compared to the normal mode, the check mode has more sensing ability to detect malfunctions. Furthermore, the same diagnostic items which are detected in the normal mode can also be detected in the check mode. 1. Check mode procedure(using the hand–held tester) ...

Warning lights and indicators
The warning lights and indicators on the instrument cluster and center panel inform the driver of the status of the vehicle’s various systems. For the purpose of explanation, the following illustration displays all warning lights and indicators illuminated. ► Vehicles with a drive moni ...