Function of the head-up display
The head-up display projects the following into the driver's field of vision:
Information from the navigation system
Information from the driver assistance systems
Some warning messages
Display content
When you receive a call, the 
Incoming call message will appear on the head-up display.
In audio mode, the station name or track will be shown temporarily when the audio source is being actively operated.
System limits
The visibility is influenced by the following conditions:
Seat position
Image position setting
Light conditions
Wet road surfaces
Objects on the display cover
Polarisation in sunglasses
In extreme sunlight, sections of the display may appear washed out. You can correct this by switching the head-up display off and on again.
You can watch an animation on this topic via the following link:
