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
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How to proceed with troubleshooting
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Other materials:

Test mode procedure
Test mode check Hint: When entering the test mode, the tire pressure warning ecu sets all the test dtcs first. After completing the test mode for each inspection item, the dtcs that are determined normal by the tire pressure warning ecu will be erased. The dtcs for other inspec ...

Diagnosis system
Description Engine immobiliser system data and diagnostic trouble codes (dtcs) can be read through the vehicle's data link connector 3 (dlc3). In some cases, a malfunction may be occurring in the engine immobiliser system even though the security indicator light is not illuminated ...

Dtc check / clear
Check dtc Connect the intelligent tester (with can vim) to the dlc3. Turn the ignition switch on and turn the intelligent tester on. Read the dtc by following the prompts on the tester screen. Hint: Refer to the intelligent tester operator's manual for further details. ...

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