Make sure you pc never installed vag com software. How to solve VCDS 12.10.3 interface: not found error?ġ. VCDS 12.10 interface is easy to use, while you may meet this error when you use it, says: it says: Port status OK, interface not found. Vagcom 12.10.3 is one hot-selling vag com diagnostic interface, as vag com 12.10 can Reset all service indicators (including 2010 and later Audi and VW) and Reads, clears all fault codes.