KUFATEC Coding Key Interface for final coding, if the original multifunction buttons on the steering wheel have been retrofitted Simply connect the adapter (coding key) to the vehicle's OBD interface - done! The interface automatically adapts the retrofit to the vehicle's existing coding Suitable for the following vehicles: VW Crafter SY VW T6.1 SH Scope of delivery: 1x coding key Notes: The coding key can only be used for one vehicle