Toyota RAV4 manuals

Toyota RAV4 Service Manual: Ecu malfunction

Toyota RAV4. Ecu malfunction


Description

Inspection procedure

If the power steering ecu detects these dtcs, it will shut off the motor relay circuit (built into the power steering ecu) and stop power assist. However, power assist continues if dtc c1533 is output.


  1. Reconfirm dtc

  1. Check for dtc.

Ok: dtc is not output.



Replace power steering ecu

Motor rotation angle sensor malfunction
Description The motor rotation angle sensor detects the motor rotation angle and sends this information to the power steering ecu. Wiring diagram Inspection procedure Check conne ...

Ig power supply voltage malfunction
Description The power steering ecu distinguishes the ignition switch status as on or off through the ig power source circuit. Wiring diagram Inspection procedure Read value of inte ...

Other materials:

Replacement
Replace timing chain cover oil seal Hint: There are 2 methods to replace the oil seal. If the timing chain cover is removed from the cylinder block: Using a screwdriver and hammer, tap out the oil seal. Apply multi-purpose grease to the lip of a new oil seal. Notice: ...

Front wiper rubber
Components Removal Remove front wiper blade Detach the claw as shown in the illustration. Remove the wiper blade as shown in the illustration. Notice: Do not fold the wiper arm with the wiper blade removed. The arm tip may damage the windshield surface. Rem ...

Compressor circuit
Description When the a/c switch is turned on, the magnetic clutch on signal is sent from the air conditioning amplifier. Then the mg clt relay turns on to operate the magnetic clutch. Wiring diagram Inspection procedure Inspection procedure Perform active test by intelligent tester (a ...

В© 2011-2024 Copyright www.trav4.net