Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Engine hood/door
Preparation Sst Recomended tools Equipment ...

Eco Driving Indicator Light customization (except vehicles with a manual transmission)
Eco Driving Indicator Light can be activated or deactivated. 1 While the odometer is being displayed, press and hold the “DISP” switch to display the Eco Driving Indicator Light customization screen. 2 Press the “DISP” switch to set Eco Driving Indicator Light to on or off. 3 Press and ...

Purpose of the readiness tests
The on–board diagnostic (obd ii) system is designed to monitor the performance of emission–related components and report any detected abnormalities in the form of diagnostic trouble codes (dtcs). Since the various components need to be monitored during different driving condition ...