Toyota RAV4 manuals

Toyota RAV4 Service Manual: Terminals of ecu (2005/11-2006/01)

  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


  1. Using an oscilloscope, check waveform 1.

Compressor and pulley operation signal


Toyota RAV4. Check air conditioning amplifier


  1. Using an oscilloscope, check waveform 2.

Blower motor control signal

Toyota RAV4. Terminals of ecu (2005/11-2006/01)


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. 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


Problem symptoms table (2006/01- )
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 ...

Terminals of ecu (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 ...

Other materials:

Control module communication bus off
Description The power steering ecu receives signals from the ecm and the skid control ecu via the can communication system. Hint: When 2 or more dtcs starting with [u] are output simultaneously, inspect the connectors and wire harness of each ecu. If dtc u0105/41 is output, fi ...

Catalyst monitor (active air-fuel ratio control type)
Preconditions The monitor will not run unless: The mil is off. Drive pattern Connect the intelligent tester to the dlc3. Turn the ignition switch on. Turn the tester on. Clear dtcs (if set) (see page es-35). Start the engine and warm it up. Drive the vehicle at be ...

Center power outlet socket (for ac power supply)
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 console rear end panel (see page ip- 19) ...

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