The Actia PSA Interface, commonly known as the XS Evolution or Lexia 3, is a professional-grade diagnostic tool used to communicate with electronic control units (ECUs) in Peugeot, Citroën, DS, and recent Vauxhall vehicles. The "driver" refers to the software bridge that allows a Windows PC to recognize the hardware via USB to perform diagnostics, coding, and ECU reprogramming. 1. Hardware Overview
Hardware Connection: Connect the ACTIA interface to your PC via USB. Ensure the device is powered on; for some models, it may need to be plugged into the vehicle's OBD port to receive power during setup. actia psa interface driver
If you see a yellow exclamation mark or "Unknown Device," right-click it, select Update Driver, and point the search to the C:\AWroot\bin\fi\INF directory (the default path for Diagbox drivers). 4. The "PSA Checker" Utility The Actia PSA Interface , commonly known as
Once installed, it allows for reading and clearing fault codes (DTCs), viewing live sensor data (e.g., engine speed, battery voltage), ECU reprogramming, and actuator testing (e.g., fuel pump activation). Device Modes: Advanced drivers for tools like the PSA Evolution A Description: Usually a USB-A to a proprietary or