There is one way to dip the brightness automatically (2007 e92 pro idrive, auto headlights) on the indicator stalk use the menu function to scroll to the dashboard display brightness. Turn this down to whatever suits your night driving. The widesceen display will auto dip on headlight activation.
E92 320d M Sport, titanium silver, auto,
E9X Picture game / 5 MPH / double bhp / The Beatles zebra crossing / Gordon Ramsays restaurant / Michelin star /