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A: This is normal, they should differ by 1 number.
Q: Which serial number do I register?
A: The serial number from your connector. This will match your Private & Confidential
envelope serial number.
Q: Where is the Private & Confidential Envelope?
A: In the red box (Main Unit) in the packet with your manual and packing slips. It is
perforated that will need to be torn off to view the serial and registration numbers.
Q: What is the website to register and download?
A:
WWW.X431.COM
Q: What are Launch China & Other Area?
A: These are 2 different servers hosting the same website. In the event the website goes
down, having a 2
Q: Can the Diagun be used wired?
A: Yes, with the cable marked X-431 Diagun main unit diagnostic cable.
Q: I am connected to a car. How do I diagnose it?
A: Turn on the Diagun and click on Bluetooth (wireless). Select the vehicle manufacture
you are working on, and continue through the prompts.
Q: I am getting a message "Error in Communication..."
A: Turn off the Diagun and reconnect. Check that the vehicle doesn't require an OEM
connector (Ex: BMW-20). If you received the same message, you may need to pair
the Bluetooth (see next question).
Q: How do I pair the Bluetooth?
A: Connect to a vehicle, and turn on the Diagun. Click "Bluetooth" then "Setting" then
on the "<-->" symbol.
Q: How do I change the time?
A: Turn on the Diagun and double tap the time on the bottom right corner.
Q: My screen continually freezes upon start up or while in use.
A: Turn off the Diagun. Turn on the Diagun and when you hear the Diagun "ding",
follow the instructions for calibration by touching the + sign in the middle of the
crosses using your stylus.
Q: Do I need to download software when I first get my Diagun?
A: Yes, you should register and update your software, which is free for the first year!
Q: I did an update. I don't see the new software.
nd
server will keep the site available.
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