2012 BMW 640 review
See also:
Ventilation
Front ventilation
► Lever for changing the air flow direction, arrow 1.
► Thumbwheels for opening and closing the
vents continuously, arrows 2.
► Thumbwheel to vary the tempera ...
Have maintenance carried out
Have vehicles maintained regularly to achieve
optimal vehicle economy and operating life.
Have the maintenance carried out by your service
center.
Please also note the BMW Maintenance System ...
Equalizer
Setting for individual audio frequency ranges.
Adjusting the equalizer
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Equalizer"
4. Sele ...
