DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose.
1. "Telephone"
2. Select the contact from a list or "Dial
number".
3. 
"Keypad dialing"
4. Enter the DTMF code via iDrive.
See also:
The concept
The parking brake is primarily intended to prevent
the vehicle from rolling while parked; it
brakes the rear wheels.
The parking brake can be set manually or automatically:
▷ Manual: by pu ...
Deleting stored functions
Press and hold the left and right button on the
interior rearview mirror simultaneously for approximately
20 seconds until the LED flashes
rapidly. All stored functions are deleted. The
functions ...
Switching off automatically
The system switches off and the LED goes out:
▷ After approx. 160 ft/50 m when driving forward.
▷ Above approx. 22 mph/36 km/h when driving
forward.
Switch on the system again if nece ...