Psa Interface Checker 4.4.0 May 2026

Run the PSA Interface Checker Install.exe . This typically creates three shortcuts on your desktop.

Features automated testing capabilities to verify if an interface is fully compliant with Groupe PSA standards. psa interface checker 4.4.0

It is frequently used to flash an interface from "Revision B" to "Revision C" to enable better communication with newer vehicles that utilize advanced CAN bus architectures. Key Features of Version 4.4.0 Run the PSA Interface Checker Install

Click Version or Reference to see the current serial number and firmware status. psa interface checker 4.4.0

Connect your Lexia interface to your computer via USB. Note that connection to the vehicle's OBD port is usually not required for firmware flashing.

Version 4.4.0 is a stable release recognized for several improvements over earlier iterations: