Switching the split screen on and off
1. 
Press the button.
2. "Split screen"
See also:
New remote controls
You can obtain new remote controls from your
service center. ...
Display on the Control Display
Switching on the backup camera via
iDrive
With Top View switched on:
"Rear view camera"
The backup camera image is displayed. The setting
is stored for the remote control currently i ...
Interior and exterior mirrors, automatic dimming feature
Interior and exterior mirrors, automatic
dimming feature
Two photocells are used for control:
▷ In the mirror glass, see arrow.
▷ On the back of the mirror.
For proper operation:
...