25) choose purchase
26) prompt you the purchase information
27) Prompt you to enter the website of purchase launch x431 idiag software
28) Input the user name and password to buy the software
29) enter purchase center
30) After you buy the software successfully, download the software
31) connect the diagnostic adapter
Open the bluetooth searching device of Apple. (Attention: bluetooth name of the device is the serial number of the diagnose adapter, bluetooth matching does not need password)
32) Now you can begain to diagnose your car. Choose the unit you want to diagnose, such as Engine.
33) choose “read the trouble code”
34) then you will get the diagnose result by this car diagnostic tool software
35) check data flow
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