Switching the microphone to mute
When a call is active, the microphone can be muted.
1. "Telephone".
2. "Active calls".
3. 
"Microphone mute"
A microphone that has been switched to mute is automatically reactivated:
▷ When a new connection is established.
▷ When switching between call parties.
See also:
Tire inflation pressure values over 100 mph/160 km/h
320i
328i
335i
...
Windshield washer nozzles
The windshield washer nozzles are heated automatically
while the engine is running or the ignition
is switched on. ...
Brake force display
The concept
During normal brake application, the outer
brake lamps light up.
During heavy brake application, the inner
brake lamps light up in addition.
...