Toyota RAV4 manuals

Toyota RAV4 Service Manual: Power supply relay failure

Toyota RAV4. 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

  1. Reconfirm dtc

  1. 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:

Removal (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 roof headlining assembly Remove the roof headlining (see page ir ...

Brake
General maintenance Inspect brake lines and hoses Hint: Work in a well-lighted area. Turn the front wheels fully to the right or left before beginning the inspection. Using a mirror, check the entire circumference and length of the brake lines and hoses for: Damage Wear ...

Fail-safe chart
If a problem occurs in the electric power steering system, the p/s warning light will come on in the combination meter and steering power assist will be stopped, fixed at a particular point, or decreased simultaneously to protect the system. Hint: The amount of power assist may be decreased ...

В© 2011-2021 Copyright www.trav4.net