Toyota RAV4 (XA40) 2013-2018 Service Manual: 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.
Wiring diagram
Inspection procedure
- Check rear airbag sensor lh
- Turn the ignition switch off.
- Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
- Interchange the side airbag sensor rh with the side airbag sensor lh and connect the connectors to them.
- Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
- Turn the ignition switch on, and wait for at least 60 seconds.
- Clear the dtcs (see page rs-49).
- Turn the ignition switch off.
- Turn the ignition switch on, and wait for at least 60 seconds.
- 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:
Unlocking and locking the doors
Front doors
Grip the driver’s door handle to
unlock the door. Grip the passenger’s
door handle to unlock all the
doors.*
Make sure to touch the sensor on
the back of the handle.
The doors cannot be unlocked for
3 seconds after the doors are
locked.
*: The door unlock settings can be ...
Front passenger airbag assembly
Components
On-vehicle inspection
Check front passenger airbag assembly (vehicle not involved in
collision and airbag not deployed)
Perform a diagnostic system check (see page rs-
49).
With the front passenger airbag installed on the
vehicle, perform a visual check:
chec ...
Switches
Driving position memory switches*1
Window lock switch
Power window switches
Door lock switches
Outside rear view mirror switches
"ODO TRIP" switch (vehicles with 7-inch multi-information display)
"ODO TRIP" switch (vehicles with 12.3-inch multi-information
display)
Instrument panel light ...
