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:
Vehicle
Display messages
Possible causes/consequences and Solutions
Shift to 'P' or 'N' to Start Engine
You have attempted to start the engine with the transmission
i ...
Collision warning
If a vehicle is detected in the monitoring range
of Blind Spot Assist and you switch on the turn
signal, a double warning tone sounds. Red
warning lamp 1 flashes. If the turn signal
remains on, de ...
Hazard warning lamps
The hazard warning lamps automatically switch on if:
an air bag is deployed.
the vehicle is slowed down severely from a speed of over 45 mph(70 km/h)
and comes to a halt.
To switch on the ...