The (often included with DiagBox) is the primary tool for verifying the status of the VCI without connecting to a vehicle. Use it to read crucial information:
The primary driver for the XS Evolution interface.
Diagnostic Application (DiagBox, GDS, etc.) │ ▼ SAE J2534-2 / D-PDU API │ ▼ ACTIA VCI Driver (actia_psa.sys / libactia.so) │ ▼ USB / WiFi / BLE Transport Layer │ ▼ ACTIA Interface Firmware │ ▼ OBD‑II Connector → Vehicle ECUs actia psa interface driver
Select the .inf file (typically named actiausb.inf or USBSER.inf ), click , and confirm the installation if Windows displays a security warning. Verifying Successful Driver Installation
The , 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 The (often included with DiagBox) is the primary
In Device Manager, a correctly installed ACTIA PSA Interface typically appears under a specific category. Depending on the driver version and the specific VCI model (XS Evolution vs. Core XS), it may be listed as:
Contains high-quality optocouplers, original Samsung chips, and the correct firmware (usually revision C). These interfaces work seamlessly with newer versions of Diagbox and modern Windows drivers. Hardware Overview In Device Manager, a correctly installed
The driver enables the interface to communicate via K-Line, CAN-BUS, and SAE J1850 (both PWM and VPW) protocols, covering vehicles from the mid-90s to the latest models [1, 2]. Full System Access:
The driver is the "bridge" that allows your operating system to recognize this hardware and communicate with diagnostic software like Key Features of the Driver & Interface Universal Protocol Support: