User's Manual

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Power on
Calibrate touch screen
Double click X-431Diagun diagnose program
X-431Diagun vehicle maker menu
Select logo of the make，X-431Diagun
could diagnose vehicles of differen
t
makes and its function are varied, here
we only take Benz demo program fo
r
example. The operations of other makes,
models and systems are the same as
Benz. See relevant system operation
introduction for details.
Enter into diagnose interface
Erase fault code
Read datastream
Actuation test
Read fault code