KUFATEC diagnostic interface Interface for final coding after retrofitting the original LED daytime running lights + original LED taillights VW Golf 6 VI (also necessary if the vehicle is equipped with factory-fitted LED taillights) Once the interface is connected to the OBD port, the retrofitting will be automatically adapted to the current vehicle coding Scope of delivery: Diagnostic interface Note: The diagnostic interface can be used multiple times - but only for the same vehicle Only suitable in combination with the correct part numbers: 37854, 37854-1, 37869, 37869-1, 37570 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 electrics at your local VW dealership The control unit (BCM) must have a software index of 575 Software between 500 and 573 can be updated, please ask us Control units (BCM) with software index lower than 500 must be replaced (part number 37697) No guarantee of functionality using non-Kufatec adapters