JDiag Software Download



How to update the JDiag M300 Motorcycle Diagnostic Instrument?

Software Upgrade Instructions:Please connect the device to the computer and press the left button + confirm button at the same time to search for the device in the upgrade software on the computer side, and then you need to select 2 upgrade files one by one to perform the upgrade operation.




Displayed on the screen after the update: No app, Error 2, System Error

Please take off the back cover of the device, remove the memory card from the board and install it in the card reader plug in the computer to download the upgrade package, decompress it, put the decompressed file on the memory card and install it back.