61 31 270 Removing and installing/replacing switch for reversing light
WARNING: This page is about a different car, the 2006 BMW X3, 2005 BMW X3, and 2004 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
Unfasten plug connection (1) and disconnect.
Fig 1: Unfastening Switch For Reversing Light
Courtesy of BMW OF NORTH AMERICA, INC.
Unfasten switch for reversing light (2), tightening torque, 18 Nm.