Toyota RAV4 manuals

Toyota RAV4 Service Manual: Front airbag sensor lh circuit malfunction

Description

The front airbag sensor lh consists of the diagnostic circuit, the frontal deceleration sensor, etc.

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

Dtc b1615/14 is recorded when a malfunction is detected in the front airbag sensor lh circuit.

Toyota RAV4. Front airbag sensor lh circuit malfunction


Wiring diagram

Toyota RAV4. Front airbag sensor lh circuit malfunction


Inspection procedure

  1. Check front airbag sensor lh

Toyota RAV4. Check front 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 front airbag sensor rh and 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 b1610/13 and b1615/14 may be output at this time, but they are not related to this check.



Use simulation method to check

Front airbag sensor rh circuit malfunction
Description The front airbag sensor rh consists of the diagnostic circuit, the frontal deceleration sensor, etc. If the center airbag sensor assembly receives signals from the frontal dece ...

Driver side - side airbag sensor circuit malfunction
Description The side airbag sensor lh consists of part including the diagnostic circuit and the lateral deceleration sensor. When the center airbag sensor receives signals from the lateral ...

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