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:
Head restraints
Head restraints are provided for all seats.
Front seats
Up
Pull the head restraints up.
Down
Push the head restraint down while
pressing the lock release button.
Rear seats
Up
Pull the head restraints up.
Down
Push the head restraint down while
pressing the lock rel ...
Circuit inspection
A description of the main areas of each circuit inspection
is below.
Item
Description
description
The major role, operation of the circuit and its component parts are
explained.
Dtc no., Dtc detection condition, trouble area
Indicates the diagnostic trouble cod ...
Hood
Release the lock from the inside of the vehicle to open the hood
Pull the hood lock release lever.
The hood will pop up slightly.
Push the auxiliary catch lever to
the left and lift the hood.
Hold the hood open by inserting
the supporting rod into the slot.
Cautio ...
