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:

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    Transmission position display
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    Vehicle remote opening
    If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer A ...