System Functions: Operation
WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.
The head-up display is controlled using the following control elements:
- Button for switching head-up display on and off
- Dimmer for instrument lighting
- Controller for selecting brightness of head-up display in central information display (CID)