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:
Using the mechanical key (vehicles with a smart key system)
To take out the mechanical key,
push the release button and take
the key out.
The mechanical key can only be
inserted in one direction, as the
key only has grooves on one side.
If the key cannot be inserted in a
lock cylinder, turn it over and reattempt
to insert it.
After using the mec ...
Fuel system
Precaution
Before working on fuel system
Do not work near an open flame.
Keep gasoline away from rubber and leather parts.
Discharge the fuel pressure before disconnecting
the fuel line to prevent gasoline from spilling out.
Refer to the following procedure.
Discharge fuel ...
If your vehicle has to be stopped in an emergency
Only in an emergency, such
as if it becomes impossible
to stop the vehicle in the
normal way, stop the vehicle
using the following procedure:
Stopping the vehicle
1. Steadily step on the brake
pedal with both feet and
firmly depress it.
Do not pump the brake pedal
repeatedly as this will increase t ...
