Toyota Corolla (E120): Circuit description

The p squib circuit consists of the airbag sensor assy center and instrument panel passenger airbag assy.

It causes the srs to deploy when the srs deployment conditions are satisfied.

Dtc b0108/52 is recorded when a b+ short is detected in the p squib circuit.

Wiring diagram

Wiring diagram

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    If you think something is wrong
    If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Toyota dealer as soon as possible. Visible symptoms ● Fluid leaks under the vehicle. (Water dripping from the air conditioning after use is normal.) ● Flat-looking tires or u ...

    Inspection procedure
    1 Check p squib circuit(airbag sensor assy center – instrument panel passenger airbag assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the instrument panel ...

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