The concept

Indicator/warning lamps
The indicator and warning lamps can light up in a variety of combinations and colors.
Several of the lamps are checked for proper functioning when the engine is started or the ignition is switched on, and light up briefly.
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. ...
Parts and Accessories
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Configuring the warning time
After the warning function is switched on, the
warning time can be set via the iDrive. For a late
warning time, prewarning is deactivated.
These settings have no effect on the time of the
warni ...
