Maintaining/storing the speed
Press the button.
or:

Press the rocker switch while the system is interrupted.
When the system is switched on, the current speed is maintained and stored as the desired speed.
It is displayed in the speedometer and briefly displayed in the instrument cluster, Displays in the instrument cluster.
When cruise control is maintained or stored, DSC Dynamic Stability Control is switched on, if necessary.
See also:
Sound output
Switching on/off
When the ignition is switched off: press ON/OFF
button on the radio.
Muting
When the ignition is switched on or the engine
is running: press the ON/OFF button on the
radio. ...
Maintenance
Maintain the vehicle regularly to sustain the road safety, operational reliability
and the New Vehicle Limited Warranty.
Specifications for required maintenance measures:
> BMW Maintenance syst ...
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
functi ...
