Toyota RAV4 (XA40) 2013-2018 Service Manual: Driver side seat belt warning light does not operate
Description
When the ignition switch is on, the center airbag sensor transmits front seat inner belt status signals to the combination meter through the can bus line. If the driver seat belt is not fastened, the combination meter blinks the driver side seat belt warning light. If the seat belt is fastened, the warning light goes off.
Notice:
The seat belt warning system uses the can bus line. Before troubleshooting the seat belt warning system, perform "communication function check" by following "how to proceed with troubleshooting" to confirm that the communication systems are normal.
Wiring diagram
Inspection procedure
- Perform active test using intelligent tester
- Select the active test, use the intelligent tester to generate a control command, and then check that the seat belt warning light operates.
Center airbag sensor:
Ok: driver side seat belt warning light operates normally.
Replace center airbag sensor assembly
On-vehicle inspection
Check driver side seat belt warning light
Turn the ignition switch on.
When the driver side seat belt is not fastened, check
that the combination meter's driver side seat belt
warning l ...
Front passenger side seat belt warning light malfunction
Description
When the ignition switch is on, the center airbag sensor transmits front seat
inner belt status signals to
the combination meter through the can bus line. If the front passenger seat b ...
Other materials:
Ecu malfunction
Description
Inspection procedure
If the power steering ecu detects these dtcs, it will shut off the motor
relay circuit (built into the power
steering ecu) and stop power assist. However, power assist continues if dtc
c1533 is output.
Reconfirm dtc
Check for dtc.
Ok:
dtc i ...
Front door courtesy switch
Components
Removal
Hint:
Use the same procedures for the rh and lh sides.
The procedures listed below are for the lh side.
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal t ...
Removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Remove fan and generator v belt
Remove the belt (see page em-6).
...
