Toyota RAV4 manuals

Toyota RAV4 Service Manual: General information

A large number of ecu controlled systems are used in the rav4. In general, ecu controlled systems are considered to be very intricate, requiring a high level of technical knowledge to troubleshoot. However, most problem checking procedures only involve inspecting the ecu controlled system's circuits one by one. An adequate understanding of the system and a basic knowledge of electricity is enough to perform effective troubleshooting, accurate diagnoses and necessary repairs.

For using intelligent tester

Toyota RAV4. General information


Connect the cable of the intelligent tester to the dlc3, turn the ignition switch on and attempt to use the tester. If the display indicates that a communication error has occurred, there is a problem either with the vehicle or with the tester.

* If communication is normal when the tester is connected to another vehicle, inspect the dlc3 of the original vehicle.

* If communication is still not possible when the tester is connected to another vehicle, the problem may be in the tester itself. Consult the service department listed in the tester's instruction manual.

How to troubleshoot ecu controlled systems
...

How to proceed with troubleshooting
...

Other materials:

Terminals of ecu
Check power steering ecu Hint: Measurements cannot be performed on the c connector side of the power steering ecu. Measure the voltage and resistance of the connectors. If the result is not as specified, the ecu may have a malfunction. ...

Problem symptoms table (2005/11-2006/01)
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 of the table. Check each symptom by checking the suspected areas in the order they are listed. Re ...

Air conditioning control panel does not operate
Description This circuit consists of the air conditioning control and the air conditioning amplifier. When the air conditioning control is operated, signals are transmitted to the air conditioning amplifier through the lin communication system. If the lin communication system malfunctions, ...

В© 2011-2019 Copyright www.trav4.net