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
Drain engine coolant (see page co-6) 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 air cleaner cap (see page es-41 ...

Problem symptoms table
Hint: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Re ...

Opening the back door from outside the vehicle
Back door opener Vehicles without a power back door Raise the back door while pressing up the back door opener switch. Vehicles with a power back door When the back door is unlocked: press the back door opener switch. When the back door is locked (vehicles with a smart key ...

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