Locking and unlocking centrally
The SmartKey centrally locks/unlocks:
• the doors
• the trunk lid
• the fuel filler flap

1
Locks the vehicle
2
Unlocks the trunk lid
3
Unlocks the vehicle
When unlocking, the turn signals flash once. When locking, they flash three times.
When it is dark, the surround lighting also comes on if it is activated in COMAND.
If you activate the acoustic locking
confirmation function, you will hear the
following, depending on the date of
production of the vehicle:
• an acoustic signal when locking
or
• one acoustic signal when unlocking and
three when locking.
The audible signal can be activated and deactivated using the on-board computer.
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.
See also:
Side impact air bags
WARNING
The pressure sensors for side impact air bag
control are located in the doors. Do not
modify any components of the doors or door
trim panels including, for example, the
addition of ...
Vehicles with automatic transmission
•► Shift the transmission to position P.
Using the SmartKey
•► Turn the SmartKey to position 0 in the
ignition lock and remove it.
The immobilizer is activated.•► Apply the p ...
Information for customers in California
Under California law you may be entitled to a
replacement of your vehicle or a refund of the
purchase price or lease price, if after a
reasonable number of repair attempts
Mercedes-Benz USA, L ...
