The concept

Pressing the Start/Stop button switches the ignition on or off and starts the engine.
Automatic transmission: the engine starts if the brake is depressed when the Start/Stop button is pressed.
Manual transmission: the engine starts if the clutch is depressed when the Start/Stop button is pressed.
See also:
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 ...
Status field symbols
The symbols are grouped as follows.
Radio symbols
Telephone symbols
Entertainment symbols
Additional symbols
...
A host of active safety systems reduce the risk of accidents
A selection of electronic assistance systems make an active contribution to
driving safety in the new BMW 3-Series, helping drivers to avoid collisions in
the first place. The functions of the mai ...
