KUFATEC Coding Key Interface for final coding after LED license plate light upgrade Suitable for Audi A4 8K A5 8T A5 Cabrio A8 4H Q5 8R This interface is only required for vehicles from model year 2011 Once the interface is connected to the OBD port, the upgrade will be automatically adapted to the current vehicle coding Scope of delivery: 1 coding key Note: The diagnostic interface can only be used once Suitable for article ID 37509 (for vehicles from model year 2011)