KUFATEC Coding Key Interface for final coding after retrofitting the original VW Passat CB5 Variant Highline LED taillights 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 Scope of delivery: 1x coding key Note: only suitable for vehicles of type CB5 (Facelift Variant) not suitable for right-hand drive vehicles and sedans not suitable for the USA