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:
Oil change
An oil change should be carried out by your
service center only.
...
Safety
Besides options like lane departure warning, the 5 Series comes equipped with
a suite of side curtain airbags and front-seat side-impact airbags. Rear
seat-mounted airbags can be ordered as a $385 ...
Closing the trunk lid
Drive with the trunk lid closed
Only drive with the tailgate closed; otherwise,
in the event of an accident or braking or
evasive maneuvers, passengers or other road
users may be injured or th ...