Toyota RAV4 manuals

Toyota RAV4 Service Manual: Diagnosis system

  1. Description

Power door lock control system data can be read in the data link connector 3 (dlc3) of the vehicle. When the system seems to be malfunctioning, use the intelligent tester to check for malfunctions and perform repairs.

  1. Check dlc3

Toyota RAV4. Diagnosis system


  1. The ecu uses iso 15765-4 for communication.

    The terminal arrangement of the dlc3 complies with iso 15031-3 and matches the iso 15765-4 format.

Toyota RAV4. Diagnosis system


Notice:

*: Before measuring the resistance, leave the vehicle for at least 1 minute and do not operate the ignition switch, any 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 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.

Toyota RAV4. Diagnosis system


Terminals of ecu
Check instrument panel junction block (main body ecu) Disconnect the ib and ie junction block connectors. Measure the voltage and resistance of the wire harness side connectors. ...

Data list / active test
Read data list 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 trou ...

Other materials:

Reassembly
Install wiring harness clamp bracket Install the bracket with the bolt. Install elbow tube Install straight pin Using a plastic hammer, install the 4 straight pins to the rear differential carrier. Thoroughly clean oil and water from the surface of the rear different ...

Reassembly
Hint: When installing the ornament plate and emblem, heat the radiator grille, ornament plate and emblem using a heat light. Standard heating temperature  Notice: Do not heat the radiator grille, ornament plate and emblem excessively. Install radiator grille emblem Attach ...

Multiplex communication circuit
Description The air conditioning amplifier communicates data with the ecm and combination meter through the can communication system. Wiring diagram Inspection procedure Check dtc Clear the dtc (see page ac-127). Read the dtc (see page ac-127). Result Go to can ...

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