Toyota RAV4 Service Manual: 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 (motor voltage)
- 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 "mtr terminal(u)", "mtr terminal(v)", "mtr terminal(w)" in the data list and read the value displayed on the intelligent tester.
Result
Replace power steering ecu
Short in motor circuit
Description
The power steering ecu supplies current to the power steering motor through
this circuit.
Inspection procedure
Reconfirm dtc
Check for dtc.
Ok:
dtc is not output.
...
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 conne ...
Other materials:
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 accelerator pedal rod
Disconnect the accelerator pedal position ...
Dtc check / clear
Check dtc
Connect the intelligent tester to the dlc3.
Turn the ignition switch on and turn the tester on.
Select the following menu item: body / sliding roof /
dtc.
Check the dtc(s).
Clear dtc
Connect the intelligent tester to the dlc3.
Turn the ignition switch on ...
Fuel information
You must only use unleaded gasoline in your vehicle.
Select octane rating 87 (research octane number 91) or higher.
Use of unleaded gasoline with an octane rating lower than 87
may result in engine knocking. Persistent knocking can lead to
engine damage.
At minimum, the gasoline you use sho ...