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:
Tires
GL 350 BlueTEC 4MATIC
All-weather tires
R 19
R 20
All-terrain tires
R 18
R 19
Winter tires
R 18
3 Use of snow chains not permitted. Observe the notes under "Snow chains".
...
Tire pressure specifications
Important safety notes
WARNING
Underinflated or overinflated tires pose the
following risks:
• the tires may burst, especially as the load
and vehicle speed increase.
• the tires may wear excess ...
Restoring the factory settings
► Press the and
buttons
simultaneously for approximately six
seconds until battery check lamp 1
flashes twice. ...