User Manual
LAUNCH    X-431 V+ V4.0 User Manual 
31 
•  Tap 
  to turn the camera flash on. 
•  Tap    to choose it from the record list if the VIN of the vehicle has been 
scanned before.   
•  Tap 
  to input the VIN manually if the tablet has failed to identify the 
VIN of the vehicle.
•  Tap 
  to scan the VIN barcode. If the VIN barcode cannot be 
recognized, please manually input the VIN. 
•  Tap 
  to scan the VIN character. If the VIN character cannot be 
recognized, please manually input the VIN. 
  Note: In general, vehicle identification numbers are standardized - all contain 17 
characters.  VIN  characters  may  be  capital  letters  A  through  Z  and  numbers  1 
through 0; however, the letters I, O and Q are never used in order to avoid mistakes 
of misreading. No signs or spaces are allowed in the VIN.   
After scanning, the following screen will appear. 
If the VIN scanned is incorrect, tap the result field to modify it and then tap 
OK
. 
If  the  VIN  exists  on  the  remote  server,  the  system  will  navigate  to  the 
diagnostic function selection screen directly. 
 Tap the desired option to perform the corresponding diagnostic function. 
  Note:  Before  using  this  function,  the  corresponding  diagnostic  software  and 
Auto  search  file  need  to be  downloaded  on  your  tool first  while  downloading the 
diagnostic software. 
B.  INPUT VIN: In this mode, you can input the vehicle VIN manually. In general, 
the  vehicle  identification  numbers  are  standardized  -  all  contain  17 










