KUFATEC Coding Key Interface for final coding after retrofitting the original LED taillights VW Tiguan AD1, AX1, BW2, BJ2 Simply connect the adapter to the vehicle's OBD interface - done! Once the interface is connected to the OBD port, the upgrade will automatically adapt to the current vehicle coding Selectable options: up to model year 2020 (AD1, BW2) from model year 2021 (AX1, BJ2) Scope of delivery: 1x coding key Note: Only suitable for vehicles with Matrix LED headlights PR-No.: 8IX, 8IU or 8IR (with halogen headlights PR-No.: 8ID or standard LED headlights PR-No.: 8IT on request) The diagnostic interface can only be used once Not suitable for right-hand drive Not suitable for the USA