Switching the split screen on and off
1. 
Press the button.
2. "Split screen"
See also:
BMW Assist or ConnectedDrive
...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle, ...
Important features in the engine compartment
1 Washer fluid reservoir
2 Vehicle identification number
3 Jump-starting, negative terminal
4 Jump-starting, positive terminal
5 Coolant reservoir
6 Oil filler neck ...