Motorcycle technology moves fast. A "hot" (up-to-date) M100 Pro ensures you are not left behind.
The is one of the most popular handheld motorcycle diagnostic tools on the market, but keeping it running smoothly requires regular software maintenance. Running a firmware update on your JDiag M100 Pro optimizes system logs, expands bike manufacturer coverage, and resolves common software bugs like "System Error" or "Error 2".
: Ensure you have a USB cable to connect the scanner to your PC. The official JDiag website provides the necessary software and drivers. Enter Upgrade Mode : Disconnect the device from all power.
Press and hold the simultaneously.
In 2026, the latest updates focus on expanding coverage for newer models, improving ABS systems, and optimizing service functions for brands like Ducati, Aprilia, and Harley-Davidson.
For more detailed visual instructions, you can check the official JDiag M100 Pro Update Tutorial on YouTube.
motorcycle diagnostic scanner, you generally need to connect the device to a computer and use the official manufacturer's software.
Do not just plug the scanner in. On your JDiag M100 Pro, press and hold the Left Arrow Button + Confirm (OK) Button simultaneously.