Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 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:

Ecm power source circuit
Description When the ignition switch is turned on, the battery voltage is applied to the igsw of the ecm. The output signal from the mrel terminal of the ecm causes a current to flow to the coil, closing the contacts of the integration relay (efi main relay) and supplying power to either term ...

On-vehicle inspection
Check accelerator pedal rod Check the voltage. Connect the intelligent tester to the dlc3. Turn the ignition switch on Turn the intelligent tester on. Select the menu items: diagnosis / enhanced obd ii / data list / all / accel pos #1, accel pos #2. Operate the acceler ...

Pig power supply voltage malfunction
Description When a problem occurs in the system, the power source relay circuit is shut off to stop the power assist. Wiring diagram Inspection procedure Read value of intelligent tester (pig power supply) Connect the intelligent tester (with can vim) to the dlc3. Turn ...

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