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.
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.
► To change the setting: press and hold
down the and
buttons
simultaneously for approximately six
seconds until battery check lamp 1
flashes twice.
The SmartKey now functions as follows:
► To unlock the driver's door and fuel
filler flap: press the button
once.
► To unlock centrally: press the
button twice.
► To lock centrally: press the
button.
See also:
Automatic transmission
Important safety notes
WARNING
It is dangerous to shift the automatic
transmission out of parking position P or
neutral position N if the engine speed is
higher than idle speed. If your foot is ...
4MATIC (permanent four-wheel drive)
Never tow the vehicle with one axle
raised. This may damage the transfer case.
Damage of this sort is not covered by the
Mercedes-Benz Limited Warranty. All
wheels must remain either on the grou ...
Air bags
Important safety notes
WARNING
Air bags are designed to reduce the potential
of injury and fatality in certain
• frontal impacts (front air bags)
• side impacts (window curtain air bags)
However ...