Avoid high engine speeds
Driving at a low engine speed reduces fuel consumption and minimizes wear.
See also:
Ashtray
Opening
Raise cover.
Emptying
Take out the insert. ...
System limits
Check the traffic situation as well
PDC cannot serve as a substitute for the
driver's personal judgment of the traffic situation.
Check the traffic situation around the vehicle
with your own ey ...
Remove attached parts
following 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. ...