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 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:

    Direction of rotation
    Tires with a specified direction of rotation have additional benefits, e.g. if there is a risk of hydroplaning. You will only gain these benefits if the correct direction of rotation is mainta ...

    Exhaust check
    WARNING Inhalation of exhaust gas is hazardous to your health. All exhaust gas contains carbon monoxide (CO), and inhaling it can cause unconsciousness and possible death. Do not run the e ...

    Overview
    The new Mercedes-Benz C-Class will be launched in spring 2011 and is a comprehensive modernisation. The front and rear sections of this best selling model have a more striking design. There is now ...