Toyota Corolla (E120): All door lock and unlock do not operate by the master switch or the driver’s door key

Terminals of ecu

Circuit description

Other materials:

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

Tire inflation pressure
Checking the specified tire inflation pressure The recommended cold tire inflation pressure and tire size are displayed on the tire and loading information label. Inspection and adjustment procedure Tire valve Tire pressure gauge 1. Remove the tire valve cap. 2. Press the tip of the tire pres ...

Circuit description
In the diagram below, when the engine is cranked, current flows from terminal st2 of the ignition switch to the starter relay coil and also current flows to terminal sta of the ecm (sta signal). When the sta signal and ne signal are input to the ecm, tr is turned on, current flows to the c ...