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:
Radio Data System RDS
In the FM waveband, additional information is transmitted via RDS. If the reception
conditions are good, the station names are shown on the Control Display. Where reception
is poor or in the event ...
For the 530i, 535i, 550i, 525d,
530d and 535d: check oil level
The concept
The oil level is monitored electronically and displayed
on the Control Display.
Requirements
▷ The engine must be running and warm after
the vehicle has been driven for at lea ...
Rear doors
Rear doors
Push the locking lever on the rear doors down.
The door can now be opened from the outside
only. ...