Perform Active Test


Performing the intelligent tester's ACTIVE TEST allows relays, VSV, actuators and other items to be operated without removing any parts. Performing the ACTIVE TEST early in troubleshooting is one way to save time. The DATA LIST can be displayed during the ACTIVE TEST.

(a) Connect the intelligent tester to the DLC3.

(b) Turn the ignition switch ON.

(c) Perform the ACTIVE TEST in accordance with the display on the tester.

Main body ECU:

Main body ECU:


Test Details

Diagnostic Note


Operate door lock motor LOCK/UNLOCK



Operate driver door lock motor unlock side ON/OFF



Turns turn signal flasher relay ON / OFF


Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

Don't pay hundreds of dollars to find out what is wrong with your car. This book is dedicated to helping the do it yourself home and independent technician understand and use OBD-II technology to diagnose and repair their own vehicles.

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