Launch X-431 User Manual page 44

LAUNCH
Note: 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 firewall under the hood. 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.
2. Manual diagnosis:
In addition to VIN Scan quick access, it also supports step-by-step menu-driven command for diagnosis.
Take Demo as an example to demonstrate how to diagnose a vehicle.
1). Select diagnostic software version: Tap or click the "DEMO" to go to Step 2.
Note: If more than one version is available on this tool, it will be listed on the screen.
2). Select test item: Select the desired test item to proceed.
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User's Guide
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