Mercedes-Benz S-Class Owner's Manual page 77

anti-theft protection is reactivated
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Do not keep the key together with electronic
devices or metal objects. This can affect the
key's functionality.
Do not keep the key in the temperature-control‐
led cup holder. Otherwise, the key will not be
reliably detected.
%
If battery check lamp 2 does not light up
after pressing the % or & button, the
battery is discharged.
Activating/deactivating the acoustic locking
verification signal
Multimedia system:
Vehicle î Vehicle set-
, .
tings Acoustic lock
.
Activate O or deactivate ª the function.
#
Activating/deactivating the panic alarm
Requirements:
The ignition is switched off
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% The panic alarm function is only available in
certain countries.
To activate: press button 1 for approx‐
#
imately one second.
A visual and audible alarm is triggered.
To deactivate: briefly press button
#
or
Press the start/stop button on the cockpit
#
(the key is inside the vehicle).
Changing the unlocking settings
Possible unlocking functions of the key:
central unlocking
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unlocking the driver's door and fuel filler flap
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To switch between settings: press the
#
% and & buttons simultaneously for
approximately six seconds until the battery
check lamp flashes twice.
If the unlocking function for the driver's door
and fuel filler flap has been selected:
pressing the % button a second time cen‐
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trally unlocks the vehicle
Vehicles with KEYLESS-GO: if you touch
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the inner surface of the door handle on the
driver's door, only the driver's door and fuel
filler flap are unlocked.
1 again.
Deactivating the key functions
If you do not use the vehicle or a key for an
extended period of time, you can reduce the
energy consumption of the respective key. To do
so, deactivate the key functions.
75
Opening and closing