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
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Other materials:

Cooling fan motor
On-vehicle inspection Inspect no. 1 Cooling fan motor Disconnect the no. 1 Fan connector. Connect the battery and ammeter to the no. 1 Fan motor connector. Check that the no. 1 Fan rotates smoothly, and then check the reading on the ammeter. Standard amperage ...

Freeze frame data
Freeze frame data Hint: Whenever a dtc is detected or the abs operates, the skid control ecu stores the current vehicle (sensor) state as freeze frame data. The skid control ecu stores the number of times (maximum: 31) the ignition switch has been turned from off to on since the ...

Data list
Hint: By reading the data list displayed on an intelligent tester, values can be checked, including those of the switches, sensors, and actuators, without removing any parts. Reading the data list as the first step of troubleshooting is one method of shortening diagnostic time. Notice: In th ...

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