Toyota RAV4 manuals

Toyota RAV4 Service Manual: Terminals of ecu (2006/01- )

  1. Check air conditioning amplifier

Toyota RAV4. Check air conditioning amplifier


  1. Measure the voltage and resistance of the connectors.

Hint:

Check from the rear of the connector while it is connected to the air conditioning amplifier.

Toyota RAV4. Check air conditioning amplifier


Toyota RAV4. Check air conditioning amplifier


Hint:

*: For 2gr-fe

  1. Using an oscilloscope, check waveform 1.

A/c compressor* operation signal


Toyota RAV4. Check air conditioning amplifier


Hint:

*: Compressor and pulley for 2az-fe, compressor and magnetic clutch for 2gr-fe.

  1. Using an oscilloscope, check waveform 2.

Blower motor control signal


Toyota RAV4. Check air conditioning amplifier


Hint:

When the blower level is increased, the duty ratio changes accordingly.

  1. Using an oscilloscope, check waveform 3.

Can communication signal


Toyota RAV4. Check air conditioning amplifier


Hint:

The waveform varies depending on the can communication signal.

  1. Using an oscilloscope, check waveform 4.

Can communication signal


Toyota RAV4. Check air conditioning amplifier


Hint:

The waveform varies depending on the can communication signal.

  1. Using an oscilloscope, check waveform 5.

Compressor lock sensor signal*

Toyota RAV4. Check air conditioning amplifier


Hint:

*: For 2gr-fe

  1. Check air conditioning control

Toyota RAV4. Check air conditioning control


  1. Measure the voltage and resistance of the connectors.

Toyota RAV4. Check air conditioning control


Toyota RAV4. Check air conditioning control


Terminals of ecu (2005/11-2006/01)
Check air conditioning amplifier Measure the voltage and resistance of the connectors. Hint: Check from the rear of the connector while it is connected to the air conditioning ampl ...

Diagnosis system
Description Air conditioning system data and the diagnostic trouble codes (dtcs) can be read through the data link connector 3 (dlc3) of the vehicle. When the system seems to be malfunc ...

Other materials:

Removal (2005/11-2006/01)
Remove front wheel Drain automatic transaxle fluid Drain the automatic transaxle fluid for u140f (see page ax-147). Drain the automatic transaxle fluid for u241e (see page ax-146). Remove front axle hub nut (see page ah-6) Disconnect front speed sensor lh Disconnect th ...

Components
(2006/01- ) ...

Diagnosis system
Description Air conditioning system data and the diagnostic trouble codes (dtcs) can be read through the data link connector 3 (dlc3) of the vehicle. When the system seems to be malfunctioning, use the intelligent tester to check for malfunctions and perform troubleshooting. ...

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