Toyota RAV4 (XA40) 2013-2018 Service Manual: Power supply relay failure
Description
If the power steering ecu detects these dtcs, it shuts off the motor relay
circuit (built into the power
steering ecu) and stops power assist.
Inspection procedure
- Reconfirm dtc
- Check for dtc.
Ok: dtc is not output.
Replace power steering ecu
Pig power supply voltage malfunction
Description
When a problem occurs in the system, the power source relay circuit is shut
off to stop the power assist.
Wiring diagram
Inspection procedure
Read value of intelligent ...
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 contro ...
Other materials:
Open in occupant classification ecu battery positive line
Description
Dtc b1794 is set when a malfunction is detected in the occupant
classification ecu battery positive line.
Wiring diagram
Inspection procedure
Check for dtc
Turn the ignition switch on.
Clear the dtcs (see page rs-249).
Hint:
First clear dtcs stored in the ...
Center airbag sensor assembly communication circuit malfunction
Description
The center airbag sensor communication circuit consists of the occupant
classification ecu and the
center airbag sensor.
Dtc b1790 is recorded when a malfunction is detected in the center airbag sensor
communication circuit.
Wiring diagram
Inspection procedure
Hin ...
Rear center seat outer belt assembly
Components
Removal
Caution:
Wait at least 90 seconds after disconnecting the cable
from the negative (-) battery terminal to prevent airbag
and seat belt pretensioner activation.
Remove shoulder belt anchor cover rh
Using a screwdriver, remo ...
