: You'll need an interface cable (like a HEX-USB+CAN or an FTDI-based cable) that is compatible with your computer and the VCDS software. Connect it to your vehicle's OBD-II port, usually found under the steering column.
If you want, I can:
. To generate a diagnostic report, users typically perform an "Auto-Scan" to identify fault codes across all vehicle control modules. 📥 VCDS 21.9 Download & Setup vcds 219 download new