Toyota Corolla (E120): Circuit description

The integration relay receives a switch signal from the master switch, door lock control switch or the driver’s door key and then drives the door lock motor.

Wiring diagram

Inspection procedure

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    Replacement
    Hint: installation is in the reverse order of the removal. But the installation is indicated only when it has a point. 1. Remove luggage compartment door cover 2. Remove rear spoiler  remove the 2 screws.  disconnect the wire harness connector.  put protective tape. &nb ...

    Data list/active test
    1. Data list Hint: according to the data list displayed by the obd ii scan tool or hand–held tester, you can read the value of the switch, sensor, actuator and so on without parts removal. Reading the data list as the first step of troubleshooting is one method to shorten labor time. W ...

    Inspection procedure
    1 Check harness and connector(transmission control switch – body ground) Disconnect the transmission control switch connector of shift lever assy. measure the resistance according to the value(s) in the table below. Standard: 2 Inspect transmission control switch M ...