Mercedes-Benz S-Class 2020 Operator's Manual page 68

66 Opening and closing
To deactivate: press the ß button on the
#
SmartKey twice in quick succession.
The SmartKey indicator lamp flashes twice
briefly and lights up once.
To activate: press any button on the Smart‐
#
Key.
% When the vehicle is started with the Smart‐
Key in the marked space of the center con‐
sole, the SmartKey functions are automati‐
cally activated ( page 173).
/
Removing/inserting the emergency key
To remove: press release knob 1.
#
Emergency key 2 is pushed out slightly.
Pull out emergency key 2 until it engages in
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the intermediate position.
Press release knob 1 again and fully
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remove emergency key 2.
To insert: press release knob 1.
#
Insert emergency key 2 to the intermediate
#
position or fully until it engages.
% You can use the intermediate position of
emergency key 2 to attach the SmartKey to
a key ring.
Replacing the SmartKey battery
& DANGER Serious damage to health
caused by swallowing batteries
Batteries contain toxic and corrosive sub‐
stances. Swallowing batteries may cause
serious damage to health.
There is a risk of fatal injury.
Keep batteries out of the reach of chil‐
#
dren.
If batteries are swallowed, seek medical
#
attention immediately.
+ ENVIRONMENTAL NOTE Environmental
damage caused by improper disposal of
batteries
Batteries contain pollutants. It is
illegal to dispose of them with the household
rubbish.
#
Dispose of batteries in an
environmentally responsible manner.
Take discharged batteries to a qualified
specialist workshop or to a collection
point for used batteries.
Requirements: