Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 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:

Downhill assist control system
The downhill assist control system helps to prevent excessive speed on steep downhill slopes. The system will operate when the vehicle is traveling under 15 mph (25 km/h) with the accelerator and brake pedals released. WARNING â– When using downhill assist control system Do not rely overmuch on the ...

Compressor lock sensor circuit
Description This sensor sends 1 pulse per engine revolution to the air conditioning amplifier. If the ratio of the compressor speed divided by the engine speed is smaller than a predetermined value, the air conditioning amplifier turns the compressor off, and the indicator blinks at appro ...

Other interior features
Sun visors To set the visor in the forward position, flip it down. To set the visor in the side position, flip down, unhook, and swing it to the side. To use the side extender (if equipped), place the visor in the side position, then slide it backward. Vanity mirrors Slide the cover to o ...

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