Toyota Corolla (E120): Circuit description

If the ignition switch is turned to the on position, battery positive voltage is applied to the switches, such as terminal ig of the ecu.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Customer problem analysis
    Hint: in troubleshooting, the problem symptoms must be confirmed accurately, meaning that all preconceptions must be set aside in order to make an accurate judgement. To ascertain what the problem symptoms are, it is extremely important to ask the customer about the problem and cond ...

    Child restraint systems
    Before installing a child restraint system in the vehicle, there are precautions that need to be observed, different types of child restraint systems, as well as installation methods, etc., written in this manual. Use a child restraint system when riding with a small child that cannot properly use a ...

    Floor shift parking lock cable assy (atm)
    Replacement 1. Precaution 2. Disconnect battery negative terminal 3. Place front wheels facing straight ahead 4. Remove horn button assy 5. Remove steering wheel assy sst 09950–50013 (09951–05010, 09952–05010, 09953–05020, 09954–05021) 6. Remove steering column cover 7. Remove c ...