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 the on-board computer.
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:
Headlamps fogged up on the inside
The headlamps may fog up on the inside if
there is high atmospheric humidity.
Drive with the headlamps
switched on.
The level of moisture diminishes,
depending on the length of the journey an ...
Windows fogged up on the outside
Switch on the windshield
wipers.
Press the
button repeatedly until the
or
symbol appears in the display.
You should only select this
setting until
the windshield is clear again. ...
Tires
Problem
Possible causes/consequences and
Solutions
USA
only:
The yellow tire pressure monitor warning lamp (pressure
loss/malfunction) is lit.
Canada only:
...