How to use Launch X431 Diagun IV

Here, I’m gonna to show you how to use a Launch X431 Diagun IV to test a car.

(sorry for the bad resolution of my photos; but the Launch has a good resolution – 1280 x 720 )

Connect it to your car with a 16-pin cable or via Bluetooth

I’m using Honda VCR

Enter X431 Diagun IV app

Then tap Diagnosis

Choose Honda

Then check connection to your car with a 16-pin cable or via Bluetooth

Gonna to the diagnostic test

The interface after a successful connection

Launch X431 Diagun IV is reading VIN code automatically

Now, i can see fault codes, read data stream…

It’s easy to use

Attach Launch X431 Diagun IV User Manual:

Satisfied! And it’s user-friendly.