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 b1185/57 is recorded when a short is detected in the p squib (2nd step) circuit.

Wiring diagram

Wiring diagram

Inspection procedure

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    Circuit description
    The airbag sensor assy center consists of a airbag sensor assy center, safing sensor, drive circuit, diagnosis circuit and ignition control, etc. It receives signals from the airbag sensor, judges whether or not the srs must be activated, and detects diagnosis system malfunction. Dtc b11 ...

    Inspection procedure
    1 Check source voltage Measure the voltage of the battery. Ok: voltage: 10 – 14 v 2 Check air bag sensor assy center Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors from the airbag sensor assy ...

    Turn signal lever
    Operating instructions 1 Right turn 2 Lane change to the right (move the lever partway and release it) The right hand signals will flash 3 times. 3 Lane change to the left (move the lever partway and release it) The left hand signals will flash 3 times. 4 Left turn ■Turn signals can b ...