Toyota Corolla (E120): Srs warning light circuit malfunction (does not light up, when ignition switch is turned to on)

Inspection procedure

Circuit description

Other materials:

Air conditioning filter
The air conditioning filter must be changed regularly to maintain air conditioning efficiency. Removal method 1Turn the engine switch off. 2 Open the glove box. Slide off the damper. 3 Push in the glove box on the vehicle’s outer side to disconnect the claws. Then pull out the glove box ...

Cooling
Preparation Recomended tools Equipment Coolant ...

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 ...