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


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:
Cleaning the plastic trim
   WARNING
When cleaning the steering wheel boss and 
dashboard, do not use cockpit sprays or 
cleaning agents containing solvents. Cleaning 
agents containing solvents cause the surface 
to becom ...
   
Important safety notes
    WARNING
Never switch off the engine while the vehicle 
is in motion.
There is no brake boost for the service brake 
if the engine is not running. If the ignition is 
switched off, there is also  ...
   
Outside temperature display
   The outside temperature display is in the 
multifunction display
 WARNING
 
The outside temperature indicator is not 
designed to serve as an ice-warning device 
and is therefore unsuitable for  ...
   
