This reversing camera is required to retrofit the VW Passat B8 with the towing assistant The existing camera in the emblem is replaced This new camera enables the towing assistance function in conjunction with the parking assistant Selectable options: Saloon variant Scope of delivery: Push button with camera Note: only for vehicles with reversing camera (PR no. KA2) only for vehicles with towing device (PR no. 1M6) Retrofitting of towing assistant only in conjunction with: Parking aid (PLA) (PR no.: 7X5) Parking aid (PR no.: 7X2) with exchange parking aid control unit, item 41671-P For coding you need the dongle with part number 41739