Switching between upper and lower case letters
Depending on the menu, you can switch between entering upper and lower case letters:

See also:
Checking the coolant level
1. Do not open the hood until the engine has
cooled down.
2. Turn the expansion tank cap counterclockwise
slightly to allow any accumulated pressure
to escape; then continue turning to
open.
...
Lumbar support
The curvature of the seat backrest can be adjusted
in such a way that it supports the lumbar
region of the spine. The lower back and the
spine are supported for upright posture.
▷ Press ...
For X3 xDrive28i: Oil levelcheck
The concept
The oil level is monitored electronically during
driving and shown on the Control Display.
If the oil level reaches the minimum level, a
check control message is displayed.
Displayi ...
