Mercedes-Benz S-Class 2013 Owner's Manual page 96

Do not keep the key:
with electronic devices, e.g. a mobile
R
phone or another key
with metallic objects, e.g. coins or metal
R
film
inside metallic objects, e.g. a metal case
R
This can affect the key's functionality.
Do not keep the key in the temperature-con-
trolled cup holder (
Y
without KEYLESS-GO, do not keep it on the
parcel shelf or in the boot. Otherwise, the key
may not be detected, e.g. when starting the
engine using the Start/Stop button.
A check which periodically establishes a radio
connection between the vehicle and the key
determines whether a valid key is in the vehi-
cle. This occurs, for example:
when starting the engine
R
whilst driving
R
when the external door handles are
R
touched
during convenience closing
R
Key functions
& To lock the vehicle
:
F To open/close the boot lid
;
% To unlock the vehicle
=
To unlock centrally: press button =.
X
page 379). On vehicles
If you do not open the vehicle within
approximately 40 seconds of unlocking:
the vehicle is locked again
R
the anti-theft alarm system is primed
R
again
To lock centrally: press button :.
X
The key centrally locks/unlocks:
the doors
R
the boot lid
R
the fuel filler flap
R
When unlocking, the turn signals flash once.
When locking, they flash three times.
i
You can also set an audible signal to con-
firm that the vehicle has been locked. The
audible signal can be activated and deacti-
vated using COMAND Online (see the sep-
arate operating instructions).
i
When the surround lighting is activated in
COMAND Online, it comes on when it is
dark after the vehicle is unlocked using the
remote control. Information on activating
and deactivating the surround lighting can
be found in the separate operating instruc-
tions.
To open the boot lid automatically from
X
outside the vehicle: press and hold but-
ton ; until the boot lid opens.
KEYLESS-GO
General notes
Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
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
Key
93
Z