Changing the settings of the locking system
You can change the setting of the locking system in such a way that only the driver's door and the fuel filler flap are unlocked. This is useful if you frequently travel on your own.
To change the setting: press and hold
down the 
and
buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice.
If the setting of the locking system is
changed within the signal range of the
vehicle, pressing the or
button
locks or unlocks the vehicle.
The SmartKey now functions as follows:
To unlock the driver's door: press the
button once.
To unlock centrally: press the
button twice.
To lock centrally: press the
button.
The KEYLESS-GO function is changed as
follows:
To unlock the driver's door: pull the door
handle on the driver's door.
To unlock centrally: pull the door handle
on the front-passenger door or on the rear
doors.
To lock centrally: touch the outer sensor
surface on one of the door handles.
See also:
Call priority
When service calls are active, e.g. Roadside Assistance or MB Info calls, an
emergency call can still be initiated. In this case, an emergency call will take
priority and override all other active ...
Setting the airflow
► Turn the SmartKey to position 2 in the
ignition lock.
► To increase/reduce: press the
button.
Vehicles with Voice Control System: when the
Voice Control System is switched on, the
...
Utility
With all that power under the M-Class' hood, along with its sporty nature and
comfortable cabin, it's easy to forget this is still an SUV. That means the
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