Before running the software, it's important to take some safety precautions, as many guides emphasize:
If using a counterfeit, it may have failed internally, causing it to lose its identification. Alternatives to VAG-COM/VCDS
Fix: If VAGCOM_HWType.exe gives irregular readings, inspect the physical circuit board. These tools are optimized strictly for ATmega162 chips. Newer generation aftermarket alternatives utilizing ARM, STM, or real HEX-V2 chips will not work with legacy ATmega executables and will throw errors.