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:
Vehicle information
Owner's Manual
Computer
Vehicle
...
Malfunctions
Steering wheel vibration
Frequent activation of the steering wheel vibration
causes the system to overheat.
This causes Active Blind Spot Detection to become
deactivated.
Let the system cool an ...
Cupholders
Notes
Shatter-proof containers and no hot
drinks
Use light and shatter-proof containers and do
not transport hot drinks. Otherwise, there is the
increased danger of injury in an accident.` ...