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:

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 no. 1 Engine under cover Remove front fender apron rh Remove radia ...

Stuck in deceleration sensor
Description The skid control ecu receives signals from the yaw rate and deceleration sensor via the can communication system. The yaw rate sensor has a built-in deceleration sensor and detects the vehicle's condition using 2 circuits (gl1: g sensor 1, gl2: g sensor 2). If there is t ...

Data list / active test
Hint: Using the intelligent tester's data list allows switch, sensor, actuator and other item values to be read without removing any parts. Reading the data list early in troubleshooting is one way to save time. Data list for occupant classification ecu Connect the intelligent test ...

В© 2011-2022 Copyright www.trav4.net