66 20 540 Removing and installing/replacing a rear ultrasonic transducer (Park Distance Control)
WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Allow exhaust system to cool down.
In Bumper, Center:
Open cover (1).
Disconnect plug.
Unclip ultrasonic transducer (2) from inside and remove.
In Bumper, Side:
Disconnect plug.
Unclip ultrasonic transducer (2) from inside and remove.