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
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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:

If your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle towed by your Toyota dealer or commercial towing service, using a wheel-lift type truck or flatbed truck. Use a safety chain system for all towing, and abide by all state/provincial and local laws. Situations when it is necessary to contact d ...

On-vehicle inspection
Check accelerator pedal rod Check the voltage. Connect the intelligent tester to the dlc3. Turn the ignition switch on Turn the intelligent tester on. Select the menu items: diagnosis / enhanced obd ii / data list / all / accel pos #1, accel pos #2. Operate the acceler ...

Replacement
Replace timing chain cover oil seal Using a screwdriver and hammer, tap out the oil seal. Place the oil seal retainer on wooden blocks. Apply multi-purpose grease to the lip of a new oil seal. Notice: Keep the lip free of foreign objects. Using sst and a hammer, tap in a ...

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