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:

Inspection
Inspect crankshaft position sensor Measure the resistance of the sensor. Standard resistance Notice: Cold and hot mean the temperature of the coils themselves. Cold is from -10 to 50°c (14 to 122°f) and hot is from 50 to 100°c (122 to 212°f). If the result is not as specif ...

Ig1 relay
On-vehicle inspection 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 ig1 relay Remove the ig1 relay from the i ...

Dinghy towing
Your vehicle is not designed to be dinghy towed (with 4 wheels on the ground) behind a motor home. Notice To avoid serious damage to your vehicle Do not tow your vehicle with 4 wheels on the ground. To prevent causing serious damage to the transmission and dynamic torque control awd system ( ...

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