The Steps to Use Launch X431 Diagun III

X431 Diagun III Update Online Steps:

1. Install the Battery

Install Steps:
1) Push the button cabinet forward to open position, and then remove it.
2) Take out the battery form the package box and install it.
3) Cover the reader cabinet and push it backwards to the original position.
To disassemble the battery, reverse the steps that you followed to install the battery.



2. Install TF card

Installation Steps:
1) Take out the TF card from package box.
2) Insert the TF card into the Launch Diagun III TF card slot perpendicularly. Make sure it is fully inserted in the 

right place with the "micro “label facing upward. 



3. Connections

Cable (wired)Connection Procedure of X-431 launch Diagun III:
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 DBS car connector will light up. LC and the power indicators of X-431 Diagun III main unit and DBScar connector will light up.

4.Bluetooth(wireless) Connector Procedure of X-431 Diagun III

1) Find out the vehicle's DLC;
2) PLUG THE 16 PIN end of DBScar diagnostic connector into the vehicle's DLC.


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