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
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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:

Disassembly
Remove radiator grille sub-assembly Remove the 4 bolts and 4 nuts. Detach the 6 claws and remove the radiator grille. Remove no. 1 Radiator grille lower Detach the 18 claws and remove the radiator grille. Remove no. 2 Radiator grille lower Detac ...

Solar sensor (for automatic air conditioning system)
Components Removal 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 solar sensor Using a screwdriver, p ...

Second brake piston
Components Disassembly Remove 2nd brake piston return spring sub-assembly Place sst on the return spring and compress. Using a screwdriver, pry out the snap ring. Remove the piston return spring. Inspect 2nd brake piston return spring sub-assembly (see page ax-223) ...

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