KUFATEC Coding Key Interface for final coding after retrofitting the original LED daytime running lights (DRL) VW Golf 6 (VI) Once the interface is connected to the OBD port, the retrofitting will be automatically adapted to the current vehicle coding NOTE: If the LED rear lights are to be fitted at the same time or if the vehicle is already factory-equipped with LED rear lights, item 37866 is required Scope of delivery: 1x coding key Note: The coding interface can be used multiple times - but only for the same vehicle Only suitable in combination with the correct item number: 37854, 37854-1, 37869, 37869-1 Only for vehicles after production week 45/2009 If you are unsure of the production week, please check the software index of the control unit (BCM) for the central electrical system at your local VW dealer The control unit (BCM) must have a software index 575 Software between 500 and 573 can be updated, please ask us For control units (BCM) with a software index lower than 500 you have to replace the BCM (part number 37697) No guarantee of functionality when using non-Kufatec adapters Not suitable for Golf 6 variant