Toyota Corolla (E120): Circuit description

The d squib (2nd step) circuit consists of the airbag sensor assy center, spiral cable sub–assy and horn button assy.

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

Dtc b1183/22 is recorded when a b+ short is detected in the d squib (2nd step) circuit.

 

Wiring diagram

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

    Adjustment
    Hint: in the rh side, work in the same procedure as in the lh side. Since the centering bolt is used as a door side hinge bolt, the door hinge cannot be adjusted with it on. Substitute the bolt with washer for the centering bolt. 1. Inspect rear door panel sub–assy lh Check ...

    On–vehicle inspection
    1. Inspect air–fuel ratio compensation system Hint: you can also check the system by choosing ”data monitor”, then ”o2 sensor output voltage” on the monitor of the hand–held tester. Connect the hand–held tester to the terminal 23 (ox1a) @ 7 (e1) and 21 (ox1b) @ 7 (e1) of ...