Switch off any functions thatare not currently needed
Functions such as seat heating and the rear window defroster require a lot of energy and consume additional fuel, especially in city and stopand- go traffic.
Therefore, switch off these functions if they are not actually needed.
See also:
Mirrors
Exterior mirrors The front passenger's mirror is more convex
than the driver's mirror. The objects seen in the mirror are closer than they appear.
Do not gauge your distance from traffic be ...
Resetting the tone settings
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Reset" ...
Tire inflation pressure values over100 mph/160 km/h
X3 28i
X3 35i
...