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Controls in detail
Locking and unlocking
If the SmartKey with KEYLESS-GO is
removed from the vehicle while the
ignition is switched on (e.g. if passen-
ger exits the vehicle with the SmartKey
with KEYLESS-GO), the message
Key not recognized
will appear in the
multifunction display while driving off.
Find the SmartKey or change its
present location immediately (e.g.
place it on the front passenger seat or
insert it in shirt pocket).
Remember that the engine can be
started by anyone with a SmartKey
with KEYLESS-GO that is left inside the
vehicle. If you leave the SmartKey with
KEYLESS-GO behind when exiting and
locking the vehicle, the message
Key still in vehicle
will appear in
the multifunction display.
100
Factory setting
i
Depending on production date, your ve-
hicle may be equipped with an acoustic
lock and unlock confirmation signal
feature. If your vehicle is equipped with
this feature and the feature is activat-
ed, an acoustic signal will sound when
the vehicle is locked or unlocked using
the SmartKey with KEYLESS-GO or the
KEYLESS-GO lock buttons.
To determine whether or not your vehi-
cle is equipped with this feature, con-
tact an authorized Mercedes-Benz
Center. If equipped and you wish to
activate or deactivate the feature, or
adjust its signal volume, also contact
an authorized Mercedes-Benz Center.
Global unlocking
Pull the outside door handle.
All turn signal lamps flash once.
An acoustic signal sounds once
once or twice (if equipped and fea-
ture activated).
The locking knobs in the doors
move up.
The anti-theft alarm system is dis-
armed.
The vehicle will lock again automatically
and reactivate the anti-theft alarm system
within approximately 40 seconds if:
neither a door nor the trunk is opened
the central locking switch is not acti-
vated.
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