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

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    Circuit description
    The rear heated oxygen sensor is used to monitor oxygen concentration in the exhaust gas. For optimum catalytic converter operation, the air fuel mixture must be maintained near the ideal ”stoichiometric” ratio. The heated oxygen sensor output voltage changes suddenly in the vicinity of ...

    Unlocking and locking the doors from the inside
    ◆ Door lock switches 1 Locks all the doors 2 Unlocks all the doors ◆ Inside lock buttons 1 Locks the door 2 Unlocks the door The front doors can be opened by pulling the inside handle even if the lock buttons are in the lock position. ...

    Inspection
    1. Inspect inner rear view mirror assy Inspect the electro chromic inner mirror operation.  Connect the positive (+) lead from the battery to terminal 1 and negative (–) lead to terminal 2. ) Attach black colored tape to the forward sensor to prevent it from sensing. &nb ...