Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 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 ...

Other materials:

Diagnostic trouble code chart
Hint: If any dtcs are displayed during the dtc check, inspect the circuit listed for these dtcs. For details of each dtc, refer to the page indicated in the dtc chart. Hint: : Warning light comes on X: warning light turns off (normal reset) ...

Reassembly
Caution: Wear protective gloves. Sharp areas on the seat frame (with adjuster) may injure your hands. Hint: Use the same procedures for the rh side and lh side. The procedures listed below are for the lh side. Install occupant classification ecu (for driver side) (see page rs-394) ...

Tire pressure warning valve and transmitter
Components Removal Remove front tire Remove rear tire Remove tire pressure warning valve subassembly Remove the valve core and cap, and release air from the tire. After ensuring that air is sufficiently released, remove the nut and washer that are used to fix the tire pres ...

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