Toyota RAV4 manuals

Toyota RAV4 Service Manual: Driver side rear airbag sensor circuit malfunction

Toyota RAV4. Driver side rear airbag sensor circuit malfunction


Description

The rear airbag sensor lh consists of parts including the diagnostic circuit and the lateral deceleration sensor.

When the center airbag sensor receives signals from the lateral deceleration sensor, it determines whether or not the srs should be activated.

Dtc b1630/23 is recorded when a malfunction is detected in the rear airbag sensor lh circuit.

Toyota RAV4. Driver side rear airbag sensor circuit malfunction


Wiring diagram

Toyota RAV4. Driver side rear airbag sensor circuit malfunction


Inspection procedure

  1. Check rear airbag sensor lh

Toyota RAV4. Check rear airbag sensor lh


  1. Turn the ignition switch off.
  2. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
  3. Interchange the side airbag sensor rh with the side airbag sensor lh and connect the connectors to them.
  4. Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
  5. Turn the ignition switch on, and wait for at least 60 seconds.
  6. Clear the dtcs (see page rs-49).
  7. Turn the ignition switch off.
  8. Turn the ignition switch on, and wait for at least 60 seconds.
  9. Check the dtcs (see page rs-49).

Result


Hint:

Dtcs other than dtc b1630/23 and b1635/24 may be output at this time, but they are not related to this check.


Use simulation method to check

Front passenger side - side airbag sensor assembly initialization incomplete
Description The side airbag sensor rh consists of parts including the diagnostic circuit and the lateral deceleration sensor. When the center airbag sensor receives signals from the lateral ...

Front passenger side rear airbag sensor circuit malfunction
Description The rear airbag sensor rh consists of parts including the diagnostic circuit and the lateral deceleration sensor. When the center airbag sensor receives signals from the lateral ...

Other materials:

Diagnosis system
Description Air conditioning system data and the diagnostic trouble codes (dtcs) can be read through the data link connector 3 (dlc3) of the vehicle. When the system seems to be malfunctioning, use the intelligent tester to check for malfunctions and perform troubleshooting. ...

Short in driver side curtain shield squib circuit
Description The driver side curtain shield squib circuit consists of the center airbag sensor and the curtain shield airbag lh. The circuit instructs the srs to deploy when the deployment conditions are met. These dtcs are recorded when a malfunction is detected in the driver side cu ...

Removal
Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation. Remove rear door scuff plate rh (see page ir-29) Remove package tray trim ...

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