Newer car modules use advanced communication protocols with messages that are too long for the memory (RAM) and firmware capacity of older interfaces.
2017+ models like the SEAT Ibiza (KJ) and 2022+ Skoda Kodiaq. How to Fix the Error vcds unsupported vehicle
The HEX-NET supports both USB and wireless (Wi-Fi) connections. Newer car modules use advanced communication protocols with
If you are using a newer HEX-V2 or HEX-NET and still see errors, ensure your cable's firmware is up to date using the VCI Config utility. Can I Still Use VCDS on Other Makes? Ross-Tech Forumshttps://forums.ross-tech.com If you are using a newer HEX-V2 or
Troubleshooting the "VCDS Unsupported Vehicle" Error If you are seeing the message, it usually means your diagnostic cable is physically unable to communicate with the newer modules in your car.
These are the current generation of interfaces designed to handle the high-speed data and modern protocols of today's cars. The HEX-V2 is a wired USB interface.
The only permanent solution for full diagnostic access to modern VAG vehicles is to upgrade your hardware.