Toyota Corolla (E120): Diagnostic trouble code chart

Pre–check

Terminals of ecu

Other materials:

Heater & air conditioner
Preparation Sst Recomended tools Equipment Lubricant ...

On–vehicle inspection
1. Check battery electrolyte level Check the electrolyte quantity of each cell (maintenance–free battery).  If under the lower level, replace the battery (or add distilled water if possible) and check the charging system.  check the electrolyte quantity of each cell ...

Smart key system
The following operations can be performed simply by carrying the electronic key on your person, for example in your pocket. The driver should always carry the electronic key. Locks and unlocks the doors Opens the trunk Starts the engine ■Antenna location Antennas outside the cabin Ante ...