Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 deceleration sensor, it determines whether or not the srs should be activated.
Dtc b1635/24 is recorded when a malfunction is detected in the rear airbag sensor rh circuit.
Wiring diagram
inspection procedure
- Check rear airbag sensor rh
- 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 
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
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 ...
Driver side satellite sensor bus initialization incomplete
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:
Vehicle lift and support locations
Notice about vehicle condition when
jacking up vehicle
The vehicle must be unloaded before jacking up /
lifting up the vehicle. Never jack up / lift up a heavily
loaded vehicle.
When removing heavy parts such as the engine and
transmission, the center of gravity of the vehicle
m ...
Srs warning light remains on
Description
The srs warning light is located on the combination meter.
When the srs is normal, the srs warning light comes on for approximately 6
seconds after the ignition
switch is turned from off to on, and then goes off automatically.
If there is a malfunction in the srs, the srs warni ...
Assist map number un-writing
Description
The power steering ecu outputs this dtc when it determines that the assist
map is not written in the
ecu.
Hint:
The assist map data is written in the power steering ecu to control assisting
power.
The assist map has 3 types. Select an assist map according to the vehicle
...
