The is an engineering utility designed to identify, validate, and reflash the internal firmware of an Actia PSA XS Evolution (Lexia 3) diagnostic tool.
Your and whether it is 32-bit or 64-bit . The exact error code or message you see (e.g., Init KO ).
Typical use cases
Most users turn to this tool when they encounter the dreaded error or communication issues in Diagbox. Restoring "Bricked" Units:
The PSA Interface Checker 440 will tell you if your device is a Revision B or C. psa interface checker 440 link
Copy your desired firmware update blobs ( vci_updater.com and appli.com ) directly into that folder.
The interface checker isolates the tool from the primary diagnostic suite, providing manual control over what firmware version is flashing onto the device. The Core Features of the Utility The is an engineering utility designed to identify,
: Locates specific target .bin firmware file configurations.