Mercedes-Benz S-Class Saloon 2021 Owner's Manual page 88

er's door, only the driver's door and the fuel
ller ap/socket ap are unlocked.
Deactivating t Deactiv ating the function of t he function of the key he key
V V ehicles wit ehicles with KEYLESS-GO: h KEYLESS-GO: if you deactivate the
function of the key, the KEYLESS-GO functions are
also deactivated. Access or drive authorization by
KEYLESS-GO is then no longer possible with that
particular key. Activate the function of the key so
that all its functions will again be available.
You can also deactivate the function of the key to
reduce the energy consumption of the key if you
do not use the vehicle or a key for an extended
period of time.
T T o deactiv o deactivat ate: e: press the s button on the
#
key twice in quick succession.
The key indicator lamp ashes twice brie y
and lights up once.
T T o activ o activat ate: e: press any button on the key.
#
% When the vehicle is started with the key in the
stowage compartment of the centre console,
the function of the key is automatically activa-
ted ( page 202).
/
R R emo emoving/inser ving/inserting t ting the emerg he emergency key ency key
R R emo emoving t ving the emerg he emergency key ency key
Press release button 1.
#
Emergency key 2 is pushed out slightly.
Fully remove emergency key 2.
#
Opening and closing
Inserting t Inser ting the emerg he emergency key ency key
Insert emergency key 2 at marking
#
it engages.
%
You can use emergency key
key to a key ring.
R R eplacing t eplacing the ke he key batt y battery ery
& D D AN
ANGER GER Risk of fatal injuries if batteries
are swallowed
Batteries contain toxic and corrosive substan-
ces. Swallowing batteries may cause severe
internal burns within two hours.
85 85
3 until
2 to attach the