, specifically relating to satellite observations (like TROPOMI) of gases like cap N cap O sub 2
Purchasing an official HEX-V2 or HEX-NET interface directly from Ross-Tech provides the safest experience.
If you arrived here because of an error message containing "178" rather than the version number:
VCDS 17.8 introduced several technical enhancements designed for the then-current generation of Volkswagen Group vehicles: 2018 Model Support
If you see a listing for "VCDS 178 New," ensure it includes a genuine HEX-V2 or HEX-NET interface. Older "dumb" cables (KEY or Micro-CAN) will not work with the features described above.
