66 20 560 Removing and installing/replacing rear signal sensor (Park Distance Control) (Coupe/Convertible)
WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
Vehicles with HiFi or Top HiFi system:
No acoustic sensors fitted because the PDC control unit activates the respective speaker on the side of obstruction.