VCDS-Lite 1.2 is the go-to diagnostic software for owners of older Volkswagen, Audi, Seat, and Skoda vehicles. While the modern automotive world has moved toward complex wireless interfaces, this classic software remains a staple for DIY mechanics working on cars produced between 1990 and 2004.

Plug the cable into your car (ignition ON) and laptop. In VCDS Lite, go to Options -> Test . You should see "Found" on COM port with appropriate latency (set to "1" in Windows Device Manager).

VCDS Lite is a popular diagnostic software used for Volkswagen, Audi, Seat, and Skoda vehicles. It allows users to scan, diagnose, and troubleshoot issues with their vehicle's engine, transmission, and other systems.