Remove attached partsfollowing use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use.
Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption.
See also:
On-demand control of ancillary units saves energy
Intelligent energy management in the new BMW 3-Series is further enhanced by
the ancillary units, which consume significantly less energy compared with
conventional systems. Examples include the o ...
Dynamic, efficient and innovative: the new BMW 3 ActiveHybrid
In autumn 2012 a further model will join the BMW 3-Series. In the new 3
ActiveHybrid - a full hybrid at the premium end of the sports sedan class - the
innovative BMW ActiveHybrid powertrain techn ...
Safety
Both the coupe and convertible have front airbags plus side-impact airbags
built into the front seats. As required of all 2012 models sold in the U.S., the
640i has standard antilock brakes and an ...