Toyota Corolla (E120): Circuit description

When the tvip system operates, the tvip ecu controls the starter cut relay so that the relay should not be turned on and consequently the starter can not crank the engine.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Monitor description
    The battery supplies electricity to the ecm even when the ignition switch is off. This electricity allows the ecm store data such as dtc history, freeze frame data, fuel trim values, and other data. If the battery voltage falls below a minimum level, the ecm will conclude that there is a fault ...

    Overhaul
    Notice: when using a vise, do not over tighten. When installing, coat the parts indicated by the arrows with power steering fluid . 1. Remove front wheel rh 2. Drain power steering fluid 3. Remove engine under cover rh 4. Remove fan and generator v belt 5. Disconnect oil reservoir to ...

    Replacement
    1. Work for preventing gasoline from spilling out 2. Remove engine under cover rh 3. Drain coolant 4. Remove front wheel rh 5. Remove cylinder head cover no.2 Remove the 2 nuts, 2 clips and cylinder head cover. 6. Remove air cleaner hose no.1  loosen the 2 air cleaner hose ...