Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption.
See also:
Units of measure
Setting the units of measure
To set the units for fuel consumption, route/distance
and temperature:
1. "Settings"
2. "Language/Units"
3. Select the desired menu item.
...
Units of measure
Setting the units of measure
To set the units for fuel consumption, route/distance
and temperature:
1. "Settings"
2. "Language/Units"
3. Select the desired menu item.
4. S ...
Under the Hood
The 528i has a 240-horsepower, 3.0-liter six-cylinder, while the 535i gets a
300-hp, turbocharged 3.0-liter six-cylinder. The 550i has a twin-turbo,
4.4-liter V-8 that makes 400 hp. All three use ...