The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on.
The engine starts again automatically for driving off.
See also:
Malfunction
A message is displayed in the instrument cluster.
HDC is not available, e.g., due to elevated
brake temperatures. ...
Arrow view
The following information is displayed during
destination guidance:
▷ Large arrow: indicates the current direction
of travel.
▷ Small arrow: indicates the next change in direction.
...
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 ...