Toyota RAV4 manuals

Toyota RAV4 Service Manual: Diagnosis system

  1. Description

Toyota RAV4. Diagnosis system


  1. Key reminder warning system data can be read through the data link connector 3 (dlc3) of the vehicle. When the system seems to be malfunctioning, use the intelligent tester (with can vim) to check for malfunctions and perform repairs.
  1. Check dlc3

Toyota RAV4. Diagnosis system


The vehicle's ecm uses iso 15765-4 communication protocol. The terminal arrangement of the dlc3 complies with iso 15031-03 and matches the iso 15765-4 format.

Toyota RAV4. Diagnosis system


Notice:

*: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not operate the ignition switch, other switches or doors.

If the result is not as specified, the dlc3 may have a malfunction. Repair or replace the harness and connector.

Hint:

Connect the cable of the intelligent tester (with can vim) to the dcl3, 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.

Terminals of ecu
Check combination meter assembly Measure the voltage and resistance of the connector. Check instrument panel junction block (main body ecu) Measure the voltage and r ...

Data list / active test
Read data list Hint: Using the intelligent tester's data list allows switch, actuator and other item values to be read without removing any parts. Reading the data list early in troubleshoot ...

Other materials:

Inspection
Inspect no. 1 Chain tensioner Check that the plunger moves smoothly when the ratchet pawl is raised with your finger. Release the ratchet pawl, then check that the plunger is locked in place by the ratchet pawl and does not move when pushed with your finger. Inspect chain ...

Floor shift assembly
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 shift lever knob sub-assembly Remove re ...

Active test
Hint: Performing an active test enables components including the relays, vsv (vacuum switching valve) and actuators, to be operated without removing any parts. The active test can be performed with the intelligent tester. Performing the active test as the first step of troubleshooting is one ...

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