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26
LAUNCH Professional 919E User Manual
Notes:
• The most recognizable location for this number is in the top left corner on
the vehicle’s dashboard. Other locations include the driver’s door or post,
and the rewall under the hood.
• In general, vehicle identication 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.
Input the VIN, and tap Yes, the system will identify the vehicle model.
After the vehicle VIN is successfully decoded, a diagnostic report will be
automatically generated.
If the system can not decode the VIN of the test vehicle, it will enter manual
diagnosis mode. For details on manual diagnosis, see Chapter 5.2.2.
4.2.2 Manual Diagnosis
If the tool can not obtain the VIN information, you can also perform vehicle
diagnosis manually. In this mode, you need to execute the menu-driven
command and then follow the on-screen instruction to proceed.
Notes:
• Before diagnosing, please make sure the diagnostic program corresponding to
certain vehicle model has been installed on your tool.
• For vehicles manufactured by dierent vendors, it is possible that it has dierent
diagnostic menus. For details, please follow the instructions on the screen to
proceed.
Refer to the owchart illustrated as below to diagnose a vehicle manually:
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