Original on-board network control unit for retrofitting Bi-xenon headlights LED headlights Fog lights Headlight cleaning system Heated seats Please contact a local VW dealer for replacement of the on-board control unit Connect the vehicle to the VW diagnostic device - Current codings must be copied to the new control unit - After replacing the keys, the vehicle must be reactivated The following options are available: 433 MHz (PR-Nr. 5D1, 5D8, 5D9) 315 MHz (PR-Nr. 5D2, 5D3) Notes: The hardware supplied partly comes from test vehicles and has undergone a complete functional test. The software is up to date From model year 2019 Request availability by e-mail