Toyota Corolla (E120): Circuit description

The integration relay receives a switch signal from the master switch, door lock control switch or the driver’s door key and then drives the door lock motor.

Wiring diagram

Inspection procedure

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    Circuit description
    The p/t squib (rh) circuit consists of the airbag sensor assy center and seat belt pretensioner (rh). It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b0130/63 is recorded when a short is detected in the p/t squib (rh) circuit. Wiring diagram ...

    Source voltage drop
    The srs is equipped with a voltage–increase circuit (dc–dc converter) in the airbag sensor assy center in case the source voltage drops. When the battery voltage drops, the voltage–increase circuit (dc–dc converter) functions to increase the voltage of the srs to normal voltage. ...

    Content of driving information
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