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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    Inspection
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    Inspection procedure
    Hint: read freeze frame data using the hand–held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, th ...

    Diagnosis system
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