PCMflash Modules & Interfaces — J2534, Guardant, OBD/Bench Support 1.2.1

Use this thread for PCMflash Guardant-key detection, licensed-module identification, J2534 interface setup, OBD/bench/boot selection and ECU recovery errors.

For a useful reply, include the module number, ECU/TCU family, hardware/software IDs, adapter and exact log message without posting licence-key serials or proprietary calibration files.

The package contents, compatibility boundaries, interface list, safe workflow and download are here:

I’m having trouble with the Guardant drivers. It won't let me install them; Windows crashes, and I have to restore the system every time I try to install them—I’ve never managed to complete a successful installation. I’m using Windows 11. Any clues? Thnx.