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:
General notes
Before you first drive off, read this Operator's
Manual carefully and familiarize yourself with
your vehicle.
For your own safety and a longer vehicle life,
follow the instructions and warning n ...
Product information
Mercedes-Benz recommends that you use
genuine Mercedes-Benz parts, conversion
parts and accessories that have been
approved for the type of vehicle.
Mercedes-Benz tests genuine parts as well as
c ...
Off-road driving systems
4MATIC (permanent four-wheel drive)
If you fail to adapt your driving style, 4MATIC
can neither reduce the risk of accident nor
override the laws of physics. 4MATIC cannot
take account of road, we ...