User Guide
LAUNCH   X-431 V User Manual — Vehicle Diagnosis 
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4.7.1 My Connector 
This option is used to manage all your activated connectors. 
If several diagnostic connectors are activated on this tool, a list of connectors will 
be displayed on the screen. Once you choose the connector that belongs to 
other account, you have to log out, and then input the right account to continue. 
4.7.2 Activate Connector 
It is used to activate your diagnostic connector. 
Input the Serial Number and Activation Code, and then tap “Activate” to activate 
the connector. 
For details on how to obtain Serial Number and Activation Code, tap the link 
below to get help. 
4.7.3 Firmware fix 
Use this item to upgrade and fix diagnostic firmware. During fixing, please do not 
cut power or switch to other interfaces. 
4.7.4 My Report 
This option is used to view the diagnostic report generated in process of vehicle 
diagnosis. Additionally, delete and share operations are also supported.   
Tap “
My Report
”, there are total 2 options available. 
If user records the running parameters while reading data stream
, it will be 
saved as .x431 file and appear under 
Diagnostic Record
 tab.   
In case the DTC result is saved on Read Trouble Code page
, .txt files will be 
listed under 
Diagnostic Report
 tab.   
4.7.5 Profile 
Use this item to view and configure personal information.   
4.7.6 Change Password 
This item allows you to modify your login password.   
4.7.7 Help 
Function Notes, FAQ, Quick Start Guide and User Manual are included.   
4.7.8 Log Out 
This option allows you to logout the system.   
To logout the current user ID, tap “Log Out”.   










