How to use Launch X431 Diagun iii

The instruction to install Launch x431 Diagun III battery, TF card and Connections.

How to install Launch X431 Diagun III TF card

1. Take out the TF card from package box.
2. Insert the TF card into the X-431 Diagun III TF card slot perpendicularly. Make sure it is fully inserted in the right place with the “micro “label facing upward. See Fig.d and e.


How to install Launch X431 Diagun III battery

1. Follow Fig.a to push the bottom cabinet forward to open position, and then remove it.
2. Take out the battery form the package box and install it as indicated on Fg.b.
3. Cover the reader cabinet and push it backwards to the original position, as shown on Fig.c.
To disassemble the battery, reverse the steps that you followed to install the battery.


Launch X431 Diagun III Connections 

1. Connect one end of the diagnostic cable to the USB port of X-431 Diagun III main unit;
2. Connect the other end of the diagnostic cable to the Micro USB port of the DBScar diagnostic connector;
3. Find out the vehicle’s DLC;
4. Plug the 16 PIN end of DBScar diagnostic connector into the vehicle’s DLC and the power indicators of X-431 Diagun III main unit and DBScar connector will light up.