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:
HD Radio™ reception
Many stations broadcast both analog and digital
signals.
License conditions
HD Radio™ technology manufactured under license
from iBiquity Digital Corp. U. S. and Foreign
Patents. HD Radio™ and ...
USB audio interface/mobile phone
audio interface
At a glance
It is possible to connect external audio devices.
They can be operated via iDrive. The sound is
output on the vehicle loudspeakers.
Connectors for external devices
▷ Connection ...
Volume
▷ "Speed volume": speed-dependent volume
control.
▷ "PDC": volume of the PDC signal compared
to the entertainment sound output.
▷ "Gong": volume o ...