Toyota Corolla (E120): Circuit description

The side airbag sensor assy (rh) circuit consists of the diagnosis circuit and lateral deceleration sensor, etc.

It receives signals from the lateral deceleration sensor, judges whether or not the srs must be activated, and detects diagnosis system malfunction.

Dtc b1140/32 is recorded when occurrence of a malfunction in the side airbag sensor assy (rh) is detected.

Wiring diagram

Wiring diagram

Inspection procedure

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    Inspection procedure
    1 Inspect shift solenoid valve(s2) Remove the shift solenoid valve s2.  measure the resistance according to the value(s) in the table below. Standard: Connect the positive (+) battery lead to the solenoid connector terminal, and the negative (–) battery lead to the so ...

    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 airbag sensor assy center and the horn button assy.  for the oran ...

    Data list/active test
    1. Data list Hint: according to the data list displayed by the obd ii scan tool or hand–held tester, you can read the value of the switch, sensor, actuator and so on without parts removal. Reading the data list as the first step of troubleshooting is one method to shorten labor time. W ...