Toyota RAV4 (XA40) 2013-2018 Service Manual: Motor rotation angle sensor malfunction
Description
The motor rotation angle sensor detects the motor rotation angle and sends this information to the power steering ecu.
Wiring diagram
Inspection procedure
- Check connector connection condition
- Check the installation condition of the motor rotation angle sensor connector.
Ok: motor rotation angle sensor connector is securely connected to the power steering ecu.
Result 
- reconfirm dtc
- Reinstall motor rotation angle sensor connector.
- Check for dtc.
Ok: dtc is not output.
Result 
- Read value of intelligent tester (motor rotation angle sensor)
- Connect the intelligent tester (with can vim) to the dlc3.
- Turn the ignition switch on and press the intelligent tester main switch on.
- Select the items "motor rotate" in the data list
and read the value displayed on the intelligent tester.
Ok: during steering operation, motor rotation angle value changes from 0 to 360м/b>
Replace power steering ecu
Motor terminal voltage malfunction
Description
The power steering ecu supplies the current to the power steering motor
through the motor circuit.
Wiring diagram
Inspection procedure
Read value of intelligent tester ( ...
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, pow ...
Other materials:
On-vehicle inspection
Check front seat side airbag assembly (vehicle not involved in
collision)
Perform a diagnostic system check (see page rs-
49).
With the front seat side airbag installed on the
vehicle, perform a visual check. If any of the defects
mentioned below are present, replace the fron ...
How to proceed with troubleshooting
Hint:
Use these procedures to troubleshoot the cruise control
system.
*: Use the intelligent tester.
Vehicle brought to workshop
Inspect battery voltage
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery
before proceeding.
Che ...
Removal (2005/11-2006/01)
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 front door scuff plate lh
Using a screwdriver, detach the 10 cla ...
