Switch off the engine during longer stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion.
Fuel savings are achieved after the vehicle is switched off for only approx. 4 seconds.
See also:
Hydroplaning
On wet or slushy roads, a wedge of water can
form between the tires and road surface.
This phenomenon is referred to as hydroplaning.
It is characterized by a partial or complete
loss of contact ...
The concept
The vehicle alarm system responds to:
▷ Opening of a door, the hood or the tailgate.
▷ Movements in the vehicle: interior motion
sensor
▷ Changes in the vehicle tilt, e.g., duri ...
Aerodynamic optimisation of underside panelling
As the excellent drag coefficient (cd = 0.26) would suggest, the aerodynamics
of the new BMW 3-Series have been intensively honed in a state-of-the-art wind
tunnel. The optimised aerodynamics also ...