Toyota Corolla (E120): Circuit description

The p squib (2nd step) 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 b1187/55 is recorded when ground short is detected in the p squib (2nd step) circuit.

Wiring diagram

Wiring diagram

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    Precaution
    Caution: the corolla is equipped with srs, which comprises a driver airbag, front passenger airbag and side airbag. Failure to carry out service operations in the correct sequence could cause the srs to unexpectedly deploy during servicing, possibly leading to a serious accident. Fu ...

    Pre–check
    1. Srs warning light check Turn the ignition switch to the on position and check that the srs warning light lights up. check that the srs warning light goes out after approx. 6 Seconds. Hint: when the ignition switch is at on and the srs warning light remains on or flashes, the ...

    Update contacts from phone
    Operation methods differ between PBAP compatible and PBAP incompatible but OPP compatible Bluetooth® phones. If your cellular phone is neither PBAP nor OPP compatible, the contacts cannot be transferred. ■ For PBAP Compatible Bluetooth® Phones 1 Select “Update Contacts from Phone” ...