OBD interface for commissioning / coding or parameterization of the control units of the VW Golf 7 LED headlights Simply connect the adapter to the vehicle's OBD interface - done! The interface automatically adapts the retrofitting to the existing coding of the vehicle. Suitable for the following models: VW Golf 7 with control parts 7P5941572A, 7P5941572AG (address D6, D7) or 8V0907399D (address 29,39) Scope of delivery: 1x coding dongle for OBD Note: To be used only in connection with the retrofitting of the corresponding automatic headlight adjustment system (aLWR) Please read the part numbers from addresses 29, 39, D6 and D7 by diagnosis and compare the part numbers. The light switch must be in the OFF position during parameterization. The coding adapter can only be used for one vehicle other vehicles and part numbers on request