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 b1182/19 is recorded when a ground short is detected in the d squib (2nd step) circuit.

Wiring diagram

Wiring diagram

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    Inspection procedure
    1 Check security indicator light Remove the security indicator.  check the indicator light, as shown in the illustration and table. Standard: 2 Check wire harness (tvip ecu  security indicator) Disconnect the tvip ecu and security indicator connectors.   ...

    Precaution
    1. Notices when checking  power door lock/unlock function: the wireless remote control function operates only when the following 3 conditions are met.  No key is inserted into the ignition key cylinder.  All the doors are closed. However, doors can be unlocked even wh ...

    On–vehicle inspection
    1. Inspect wireless door lock control functions Hint: the switch described in this text is a switch for transmitting signals (lock switch, unlock switch and panic switch) which is built into the door control transmitter. All the functions listed below must be checked in the remote contro ...