Mercedes-Benz 2013 C Class Coupe - Manual (Page 85)

Strong magnetic fields can occur in the
vicinity of powerful electrical installations.
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Do not keep the KEYLESS-GO key:
-
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:
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the doors
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the boot lid
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the fuel filler flap
: & To lock the vehicle
; F To unlock the boot lid
= % 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 232).
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 (
Y page 234).
X To unlock centrally: press the % but-
ton.
If you do not open the vehicle within approx-
imately 40 seconds of unlocking:
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the vehicle is locked again.
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the anti-theft system is primed again.
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:
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when the external door handles are
touched
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when starting the engine
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while the vehicle is in motion
Key
83
Opening and closing
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