Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 tester (pig power supply)
- Connect the intelligent tester (with can vim) to the dlc3.
- Turn the ignition switch on.
- Select the item "pig supply" in the data list and read the value displayed on the intelligent tester.
Power steering ecu
- Check wire harness (battery - power steering ecu)
- Disconnect the a1 power steering ecu connector.
- Measure the voltage of the wire harness side connector.
Standard voltage
Replace power steering ecu
Ig power supply voltage malfunction
Description
The power steering ecu distinguishes the ignition switch status as on or off
through the ig power
source circuit.
Wiring diagram
Inspection procedure
Read value of inte ...
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 ...
Other materials:
Sun visors and vanity
mirrors
Sun visors
Forward position:
flip down.
Side position:
flip down, unhook, and swing
to the side.
Side extender (if equipped):
place in side position then slide
backwards.
Vanity mirrors
Slide the cover to open.
The light turns on when the cover
is opened.
Notice
To ...
Terminals of ecu (2005/11-2006/01)
Notice:
Turn the ignition switch off before measuring the
resistances of the main wire and the branch wire.
After the ignition switch is turned off, check that the
key reminder warning system and light reminder
warning system are not in operation.
Before measuring the resistance, leave ...
Installation
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
When installing the moulding, heat the vehicle body and
moulding using a heat light.
Standard heating temperature
Notice:
Do not heat the vehicle body and moulding
excessively ...
