Mercedes-Benz GLB Owner's Manual page 87

84
Opening and closing
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.
To deactivate: press the ß button on the
#
key twice in quick succession.
The key indicator lamp flashes twice briefly
and lights up once.
To activate: press any button on the key.
#
%
When the vehicle is started with the key in
the stowage compartment of the centre con‐
sole, the key functions are automatically
activated ( page 188).
/
Removing/inserting the emergency key
To remove: press release knob 1.
#
Emergency key 2 is pushed out slightly.
Pull out emergency key 2
#
the intermediate position.
Press release knob 1 again and fully
#
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 key to a key
ring.
Replacing the key 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.
until it engages in
+ ENVIRONMENTAL NOTE Environmental
damage due to improper disposal of bat‐
teries
illegal to dispose of them with the household
rubbish.
Batteries contain pollutants. It is