Over time, the internal wires come loose. Open the OBD shell (two small screws). Re-solder the K-line, CAN High, and CAN Low pins. Use a multimeter to check continuity from the PCB to the OBD pins.
For dependable, multilingual, full-featured VCDS use: obtain a genuine HEX‑V2 or licensed alternative; if repairing a clone, focus on robust physical repairs (USB/OBD), correct USB drivers, conservative firmware handling, and keep a complete offline package (software + language files + drivers + spares). Over time, the internal wires come loose
Run the instead of the standard VCDS shortcut to bypass license checks. Best Packages & Alternatives if repairing a clone
Following the instructions provided, Alex performed the necessary steps to repair his VCDS 22.3.1 HEX V2 clone: focus on robust physical repairs (USB/OBD)