User's Manual

LAUNCH X-431Diagun User's Manual
18
After successful communication, the
screen enter the function menu of the
diagnostic system automatically, as shown
on the left:
1) Read fault code
2) Erase fault code
3) Read data stream
4) Actuation test
3.3.1 Read Fault Code
Click [Read fault code] to perform this
function. The test result will be displayed
on the screen, as shown on the left.
Button Description:
[PRINT]: prints the test result. (should be
connected to an external printer with USB
port)