Power supply and earth
WARNING: This page is about a different car, the 2008 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
> E60, E61, E63, E64
The rear power distributor supplies the night-vision electronics with terminal 30g.
> E65, E66
The front power distributor supplies the night-vision electronics with terminal 30.
The night-vision camera, including the heating, receives its power from the night-vision electronics.
The night-vision electronics and the night-vision camera share a common earth point. This reduces the system's susceptibility to malfunctions.