Toyota Corolla (E120): Circuit description

The d squib 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 b1180/17 is recorded when a short is detected in the d squib circuit (2nd step).

Wiring diagram

Wiring diagram

Inspection procedure

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    Inspection procedure
    1 Check door lock When the door does not operate manually, proceed to ”a”.  when the door does not operate via the key, proceed to ”b”. 2 Inspect door lock control switch W/ power window: remove the power window regulator master switch assy.  Inspect th ...

    Dialing by selecting a name
    1 Select “Phonebook” using . 2 Select the desired name using and press the off-hook switch. By pressing (Add S. Dial) and then one of the speed dial buttons (from to ) while the desired name is selected, it can be registered as a speed dial. ...

    Replacement
    Hint: components: 1. Precaution 2. Disconnect battery negative terminal 3. Remove seat track upper rail cover rh 4. Remove seat track upper rail cover lh 5. Remove front seat assy lh 6. Remove seat position air bag sensor Disconnect the connector of the seat position airbag sensor. ...