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:
How to proceed with troubleshooting
Notice:
Dtcs for the can communication system are as
follows: u0073, u0100, u0105, u0121, u0122, u0123,
u0124, u0126, u0129, c1280, c1296, c1297, and
b1499.
Refer to the troubleshooting procedures of each
system if dtcs regarding the can communication
system are not output.
Turn th ...
Meter control switches
: Change the screen
and move the cursor
: Change displayed
content and scroll up/down the screen
Press: Enter/Set
Press and hold: Reset/Display
customizable items/Display
the cursor
Move the main meter and
return to the previous screen
Call sending/receiving and
history display
Link ...
Customize parameters
Hint:
The following items can be customized.
Notice:
When the customer requests a change in a function,
first make sure that the function can be customized.
Be sure to make a note of the current settings before
customizing.
When troubleshooting a function, first make sure that
the fu ...
