Sometimes the driver is installed, but the interface needs to be initialized.
If you are installing the driver on a 64-bit version of Windows 10 or Windows 11, you must temporarily disable to allow the modified clone drivers to initialize.
Right-click the Unknown Device in Device Manager, select Update Driver , choose Browse my computer for drivers , and manually point Windows to the directory containing the Actia driver files (usually C:\APPLIC\LXS\Drivers ). Problem 2: Error Code 10 or Code 43 in Device Manager Cause: USB power instability or a corrupted driver stack.
For a "native" install directly on your Windows PC, follow these steps: actia psa interface driver
You are trying to install a 32-bit driver on a 64-bit OS, or vice versa. Fix: Locate the x64 subfolder within your driver package and run ActiaInstall_x64.exe . Avoid the x86 version on modern PCs.
Open Device Manager, locate the Actia device, go to Properties , click the Power Management tab, and uncheck "Allow the computer to turn off this device to save power." Summary of Best Practices for a Stable Connection Why It Matters Use Windows 7 32-bit / Win 10 VM Maximizes legacy driver architecture compatibility. Stick to USB 2.0 Ports
Many drivers and software versions fail because the interface is a "clone" (replica) rather than an original Actia unit. Sometimes the driver is installed, but the interface
The ACTIA PSA Interface (often referred to as the VCI, or Vehicle Communication Interface) acts as a bridge between a vehicle's OBD-II port and a technician's laptop.
Step 1: Disable Driver Signature Enforcement (Windows 10/11 Only)
Original and high-quality clone interfaces (Full Chip versions) use specific evolution drivers that require firmware matching (e.g., Firmware V4.3.x) to be recognized properly by the operating system. Step-by-Step Driver Installation Guide Problem 2: Error Code 10 or Code 43
If you’re using an to diagnose Peugeot, Citroën, DS, or Opel vehicles, installing the correct driver is essential. Without it, your PC won’t recognize the interface, and diagnostic software (like DiagBox, PP2000, or Lexia) won’t communicate with the vehicle.
Issue 1: Device Shows as "Unknown Device" or "USB Serial Link"