SmartKey functions
■ To unlock centrally: press the 
button.
If you do not open the vehicle within approximately 40 seconds of unlocking: • the vehicle is locked again.
• the theft deterrent locking system is armed again.
■ To lock centrally: press the 
button.
The SmartKey centrally locks/unlocks: • the doors • the tailgate • the fuel filler flap
When unlocking, the turn signals flash once.
When locking, they flash three times.
You can also set an audible signal to confirm that the vehicle has been locked. The audible signal can be activated and deactivated using the on-board computer .
When it is dark, the surround lighting also comes on if it is activated in the on-board computer .
See also:
Air bags
Important safety notes
WARNING
Air bags are designed to reduce the incidence
of injuries and fatalities in certain situations:
• frontal impacts (driver's and frontpassenger
front air bags and dr ...
Automatic drive program (AMG
vehicles)
Drive program C is characterized by the
following:
• comfort-oriented engine and automatic
transmission settings
• optimal fuel consumption resulting from
the automatic transmission shifting up
...
Loading guidelines
WARNING
Always fasten items being carried as securely
as possible. Use cargo tie-down rings and
fastening materials appropriate for the weight
and size of the load.
In an accident, during hard b ...