KUFATEC diagnostic interface: Interface for final coding, if original LED headlights have been retrofitted on the VW Tiguan AD1, AX1 and VW Tiguan allspace BW2 suitable for retrofitting headlights with or without cornering lighting or IQ Light Simply connect the adapter (dongle) to the vehicle's OBD interface - done! The interface automatically adapts the retrofit to the vehicle's existing coding Selectable options: variant 1 (AD1) variant 2 (AX1) Scope of delivery: coding dongle Note: The diagnostic interface can only be used for one vehicle Compatibility check of the on-board control unit