Your clone hardware lacks the full-chip components. You will need a hardware flashing tool (like an ST-Link programmer) to force it to Reference C, or you will have to restrict your diagnostic software usage to older Diagbox versions (V7.57 or lower). Conclusion

Here are some solid features that a PSA interface checker tool might offer:

: Check if your interface is Revision B or the more desirable Revision C. Version Verification

Let’s cut through the noise and get you the right tool safely.

Select the correct .APPLI file corresponding to the version you need (e.g., APPLI.TXT or APPLI_4.3.2.APPLI ).

Allows users to manually upgrade or downgrade the interface firmware using .vci or .bin files.

You mentioned this is an "interesting piece." The interesting aspect of the PSA Interface Checker is that it highlights a common irony in cybersecurity:

Verifies if your clone or original device is recognized as an "Evolution" interface (Reference C).

What (e.g., v7.83, v9.91) are you planning to use?

A high-quality full-chip clone modified for modern Diagbox versions usually reads as 921815 C/ . Older or lower-quality clones often display a B/ suffix, which may require hardware modification to work with newer software versions. Flashing New Firmware If you need to change your firmware version:

A clean version of PSA Interface Checker should: