: Plug the VAG 908 interface into a USB port; Windows should recognize the device via the newly installed driver.
Click . A red warning box will pop up stating that Windows cannot verify the publisher. Click Install this driver software anyway . Configuring the Software COM Port
If the cable stops working after you restart your PC, Windows may have updated the driver automatically to an incompatible version. To fix this, go to Device Manager, roll back the driver, and disable automatic driver updates for that specific hardware ID. vag 908 usb driver 64 bit
The "908" designation often refers to the inside the cable. Older cables used a CH340 or HL340 chip, but the genuine VAG 908 cables (or high-quality clones) rely on FTDI chips because of their stability and driver support for 64-bit systems.
While the software itself may run on modern computers, the USB driver that allows Windows to recognize the "dumb" interface cable is often outdated. Why You Need Special 64-Bit Drivers : Plug the VAG 908 interface into a
: Once installed, the driver allows the software to: Read and clear fault codes. Perform module coding and adaptations.
Even if you use an older version of the software, the modern installer includes the updated 64-bit USB drivers needed for modern hardware. Run the Installer Click Install this driver software anyway
The VAG 908 cable requires 12V power from the vehicle's OBD-II port to activate its internal logic gates. Ensure the cable is plugged into the car and the vehicle's ignition is turned to the ON position (dashboard lights illuminated, engine off) before clicking "Test" in your software.
Once the driver is installed, you must tell the VCDS (VAG-COM) software which port to use:
Because the 908 is an older interface, the auto-installer might fail. Manual installation is usually required. Right-click the Start button and select .