Locking - Mercedes-Benz 2013 C-Class W204 Sedan Owner's Manual

Strong magnetic fields can occur in the
vicinity of powerful electrical installations.
Do not keep the KEYLESS-GO key:
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with electronic devices, e.g. a mobile
-
phone or another key
with metallic objects, e.g. coins or metal
-
film
inside metallic objects, e.g. a metal case
-
This can affect the key's functionality.
Key functions
The key centrally locks/unlocks:
the doors
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the boot lid/tailgate
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the fuel filler flap
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& To lock the vehicle
:
F To unlock the boot lid/tailgate
;
% To unlock 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 ( Y page 253).
You can also set an audible signal to confirm
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (
X
To unlock centrally: press the % but-
ton.
Y page 254).
If you do not open the vehicle within approx-
imately 40 seconds of unlocking:
the vehicle is locked again.
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the anti-theft system is primed again.
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X
To lock centrally: press the & button.
KEYLESS-GO
General notes
Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
KEYLESS-GO key in the vehicle.
Locking and unlocking centrally
You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry
the key with you. You can combine the KEY-
LESS-GO functions with the functions of a
conventional key. Unlock the vehicle by using
KEYLESS-GO, for instance, and lock it using
the & button on the key.
When locking or unlocking with KEYLESS-GO,
the distance between the key and the corre-
sponding door handle must not be greater
than 1 m.
KEYLESS-GO checks whether a valid key is in
the vehicle by periodically establishing a radio
connection between the vehicle and the key.
This happens:
when the external door handles are
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touched
when starting the engine
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while the vehicle is in motion
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Key
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