OBD interface for final coding when retrofitting an original electric tailgate Simply connect the adapter to the vehicle's OBD interface - done! The interface automatically adapts the retrofit to the vehicle's existing coding Compatible with the following models: Audi A4 8W Avant Audi Q5 FY Audi A6 4A Saloon VW Touareg CR Scope of delivery: 1x coding dongle for OBD Note: The coding adapter can only be used for one vehicle Currently, retrofitting of vehicles from model year 2024 is not possible