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:
Engine oil
General notes
Depending on the driving style, the vehicle
consumes up to 0.9 US qts (0.8 l) of oil over
a distance of 600 miles (1000 km). The oil
consumption may be higher than this when
the veh ...
Rear seats (2nd and 3rd row of seats)
Important safety notes
WARNING
If the seat and backrest are not engaged, they
can fold forwards, e.g. in the event of sudden
braking or an accident.
• This will cause the vehicle occupants to be
...
Qualified specialist workshop
An authorized Mercedes-Benz Center is a
qualified specialist workshop. It has the
necessary specialist knowledge, tools and
qualifications to correctly carry out the work
required on your vehicle. ...