Vas 5054a Usb Drivers -

The VAS 5054A is a universal diagnostic interface for Volkswagen Group vehicles (VW, Audi, Seat, Skoda, Bentley, Lamborghini).
It connects to the vehicle’s OBD-II port and communicates with ODIS (Offboard Diagnostic Information System) or older VAS software.

After installation, open Device Manager. Expand "Ports (COM & LPT)". You should see: Vas 5054a Usb Drivers

Expand "Universal Serial Bus controllers." Look for "FTDI FT4232H Device" . The VAS 5054A is a universal diagnostic interface

Are you running VAS-PC on a modern laptop? You might be using a Virtual Machine (VM) like VMware or VirtualBox running Windows XP. After installation, open Device Manager

The Fix: Ensure your VM software has "USB Passthrough" enabled. You must use the VM's menu to "Connect (Disconnect from Host)" the USB device so the virtual Windows XP environment can see the interface, and then install the drivers inside the VM.