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:
Safety systems
Problem
Possible causes/consequences and •► Solutions
(USA only)
(Canada only)
The red brake system
warning lamp comes on
while the engine is
running. A warning ...
Calling up a stored setting
If you want to move the seat
from the fully
reclined position to a stored seat position,
first raise the backrest. The seat could
otherwise be damaged.
Press and hold the relevant
storage ...
Important safety notes
WARNING
Grains of sand, particles of dirt and other
abrasive materials can enter the brake system. This can lead to excessive wear
and
unpredictable braking efficiency.
After the bra ...