Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 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:

Replacement
Replace intake valve guide bush Heat the cylinder head to 80 to 100°c (176 to 212°f). Place the cylinder head on wooden blocks. Using sst and a hammer, tap out the guide bush. Sst 09201-10000 (09201-01050), 09950-70010 (09951-07100) Heat the cylinder head to 80 to 10 ...

Before refueling the vehicle
Close all the doors and windows, and turn the engine switch to the “lock” position (vehicles without a smart key system) or off (vehicles with a smart key system). Confirm the type of fuel. Fuel types Unleaded gasoline (octane rating 87 [research octane number 91] or higher) Cauti ...

Operation check
Inspect driver side seat belt warning light Turn the ignition switch on. When the driver seat belt is not fastened, check that the driver seat belt warning light on the combination meter blinks. When the driver seat belt is fastened, check that the driver seat belt warning light o ...

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