2020 MERCEDES-BENZ GLS SUV key

Locking/unlocking
theve hicle with KEY‐
LESS-GO Re
quirements:
R The key is outside theve hicle.
R The dis tance between theke y and theve hicle
does not exceed 1 m.
R The driver's door and the door at which the
door handle is used are closed. #
Tounlo cktheve hicle: touch the inner sur‐
fa ce of the door handle. #
Tolock theve hicle: touch sensor sur face
1 or2. #
Convenience closing: touch recessed sen‐
sor su rface 2until the closing process has
been comple ted.
% Further information on con venience closing
(/ page 95).
If yo u open theta ilgate from outside, it is auto‐
matically unloc ked. Problems with KEYLESS-GO, troubleshooting
Yo
u can no lon ger lo ckor unlock theve hicle
using KEYLESS-GO
Po ssible causes:
R The key functions ha vebeen deactivated.
R The key bat tery iswe ak or dischar ged.
R The key is faulty. #
Activate theke y functions (/ page 79). #
Check the battery using the indicator lamp
(/ page 78). #
Replace theke y bat tery, if necessary
(/ page 80). #
Use the emer gency keyto lock or unlock
(/ page 84). #
Have theve hicle and keych ecked at a quali‐
fi ed specialist workshop.
There is inter fere nce from a po werful radio
signal source
The KEYLESS-GO function is impaired by,for
ex ample:
R high voltage po wer lines
R mobile phones
R electronic devices (no tebooks, tablets)
R shielding due tome tal objects or induction
loops for electrical gate systems or auto‐
matic bar riers #
Make sure that there is suf ficient di stance
between theke y and the po tential sou rce of
inter fere nce. Opening and closing
83

Ac
tivating/deactivating the automatic lo ck‐
ing feature The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. #
Toactivate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds. #
Todeactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds.
In thefo llowing situations, there is a danger of
being loc ked out when the function is activated:
R While theve hicle is being tow star ted/
pushed.
R Ifth eve hicle is being tested on a roller dyna‐
mome ter. Po
we r closing function &
WARNING Risk of becoming trapped
when the doors close automatically
Body parts or objects can become trapped,
causing injuries. #
Ensure that no body parts or objects
are in the closing area. #
Automatic closing of the doors can be
cancelled bypulling the outer or inner
door handle. If
yo u push the door into the lock tothefirst
de tent position, the po wer closing function will
auto matical lypull the door into the loc k. Locking/unlocking
the driver's door with the
emer gency key %
Ifyo u wish tolock theve hicle entirely using
th e emer gency key,firs t press the button for
locking from the inside while the driver's
door is open. Then proceed tolock the driv‐
er's door using the emer gency key. 84
Opening and closing

#
Remo vethe emer gency key ( / page 79). #
Insert the emer gency key as far as it will go
into opening 1inthe co ver. #
Pull and hold the door handle. #
Pull the co ver on the emer gency key as
st ra ight as possible away from theve hicle
until it releases. #
Release the door handle. #
Tounlo ck:turn the emer gency key anti-
clo ckwise toposition 1. #
Tolock: turnthe emer gency key clo ckwise to
position 1. #
Carefully press the co ver onto the lock cylin‐
der until it engages and is seated firm ly. Ru
nning boards Operation of
theru nning boards Mercedes-Maybach
vehicles: theve hicle is
equipped with electrically extendable running
boards. If you ha veselected the automatic mode
in the multimedia sy stem, (/ page 86) the
ru nning board will extend au tomatical lyon the
re spective side when a door is opened. When
th eru nning boards are extended, check the
exc ess width of theve hicle.
Yo u can extend or retract theru nning boards
manually for cleaning (/ page 86).
% The running boards will extend and retract
only if theve hicle is stationar y.
In thefo llowing cases, theru nning boards will
re tract au tomatical ly:
R Ifyo u select an off- road drive program
(/ page 201).
R Ifyo u activate car wash mode (/ page 366).
R Ifth e outside mir rors fold in automatically
(/ page 172). Opening and
closing85

gate
is open when the engine is running,
especially if theve hicle is in motion. #
Alw ays switch off the engine before
opening theta ilgate. #
Never drive with theta ilgate open. *
NO
TEDama getotheta ilgate caused by
obs tacles ab ovetheve hicle The
tailgate swings rear wa rds and upwards
when it is opened. #
Make sure that there is suf ficient space
behind and ab ovetheta ilgate. #
Ifth eta ilgate is unloc ked, pull theta ilgate
handle and release it again immediatel y.#
Vehicles with HANDS-FREE ACCESS: make
a kicking mo vement with your foot below the
bumper (/ page 89). #
Pull remo teoperating switch 1forth eta il‐
ga te. #
Press and hold thep button on thekey. #
Ifth eta ilgate is stopped in an intermediate
position, pull it upwards. Release it as soon
as it begins toopen.
If an obs tacle obstructs theta ilgate during the
automatic opening process, bloc kage detection will
stop theta ilgate. The automatic bloc kage
de tection function is only an aid. It is not a sub‐
st itute foryo ur attentiveness. Closing
the tailgate &
WARNING Risk of inju ryfrom unsecu red
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects in such a wayth at
th ey cannot be thro wn around. #
Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r. Obser
vethe no tes on loading theve hicle. #
Pull theta ilgate down wards slightly. Release
it as soon as it begins toclose. Opening and closing
87

&
WARNING Risk of becoming trapped
du ring au tomatic closing of theta ilgate
Body parts may become trapped. There may
be people in the closing area. #
Make sure that nobody is in the vicinity
of the closing area during the closing
process.
Use one of thefo llowing options tostop the
closing process:
R Press thep button on thekey.
R Press or pull there mo teoperating switch
on the driver's door.
R Press the closing or locking button on the
ta ilgate.
R Pull theta ilgate handle. #
Vehicles with HANDS-FREE ACCESS: it is
also possible tostop the closing process by
making a kicking mo vement below there ar
bumper. #
Swit chon the po wer supp lyor the ignition. #
Press remo teoperating switch 1forthe
ta ilgate. #
Press closing button 1ontheta ilgate.
Ve hicles with KEYLESS-GO #
Press locking button 2ontheta ilgate.
If a key is de tected outside theve hicle, the
ta ilgate will close and theve hicle will be
loc ked. #
Press and hold thep button on thekey
(with theke y in the vicinity of theve hicle). 88
Opening and closing

Ve
hicles with HANDS-FREE ACCESS #
Make a kicking mo vement with your foot
below the bumper (/ page 89).
Au tomatic reve rsing function for the tail gate
The tailgate is equipped with automatic bloc kage
de tection wi thare ve rsing function. If a solid
object hinde rsor restricts theta ilgate when it is
closing automaticall y,theta ilgate will automati‐
cally open again slightly. Automatic bloc kage
re cognition wi threve rsing function is only an
aid. It is not a substitute foryo ur attentiveness
when you are closing theta ilgate. #
During the closing process, make sure that
no body parts are in the closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function will not react:
R tosoft, light and thin objects, e.g. fingers
R towa rdsth e end of the closing procedure
In these situations in particular, there ve rsing
function cannot pr event someone being trap‐
ped. #
Ensu rethat no body parts are in the
closing area.
If someone is trapped, ei ther:
R Press thep button on thekey.
R Press or pull there mo teoperating switch
on the driver's door.
R Press the closing or locking button on the
ta ilgate.
R Pull theta ilgate handle. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCESS you can open, close
or stop the closing process of theta ilgate by
per form ing a kicking mo vement under there ar
bumper.
The kicking mo vement triggers the opening or
closing process alternatel y. Opening and closing
89

Obser
vethe no tes when opening (/ page 86)
and closing (/ page87)th eta ilgate.
% Twowa rning tones sound when thetai lgate
is opening or closing. &
WARNING Risk of bu rns caused bya hot
ex haust sy stem
The vehicle exhaust sy stem can become very
hot. If you use HANDS-FREE ACCESS, you
could bu rnyourself by touching theex haust
sy stem. #
Alw ays ensure that you on ly ma ke a
kicking mo vement within the de tection
ra nge of the sensors. *
NO
TEVehicle damage due tounin ten‐
tional opening of theta ilgate R
when using an automatic car wash
R when using a high pressure cleaner #
Deactivate KEYLESS-GO or make sure
that theke y located is at least 3 m aw
ay from theve hicle in such situa‐
tions. When making
the kicking mo vement, make sure
th at you are standing firm ly on the ground. Yo u
could otherwise lose your balance, e.g. on ice.
Obser vethefo llowing no tes:
R The key is behind theve hicle.
R Stand at least 30 cm away from theve hicle
while per form ing the kicking mo vement.
R Do not come into contact with the bumper
while making the kicking mo vement.
R Do not car ryout the kicking mo vement too
slowl y.
R The kicking mo vement must be towa rdsthe
ve hicle and back again. 1
Detection range of the sensors
If se veral consecutive kicking mo vements are
not successful, waitte n seconds.
Sy stem limits
The sy stem may be impaired or may not function
in thefo llowing cases:
R The sensors are dirty, e.g. due toroad salt or
sn ow.
R The kicking mo vement is made using a pros‐
th etic leg. 90
Opening and closing

#
Pull le ver2 inthe direction of the ar row
until theta ilgate unloc ks. Un
locking the tailgate with the emer gency
key Re
quirements:
R Not for Mercedes-Maybach vehicles. R
The rear seat backrest has been folded
fo rw ard.
R The load compartment co ver has been
re mo ved. #
Remo vethe emer gency key ( / page 79). #
Insert eme rgency key2 into opening 1in
th e trim and push it in.
The tailgate will be unloc ked. Side windo
ws Opening and closing
the side windo ws &
WARNING Risk of becoming trapped
when opening a side window
When you open a side wind ow, parts of the
body could be dr awn in or become trapped
between the side window and window frame. #
When opening, make sure that nobody
is touching the side windo w. #
If someone is trapped, release the but‐
to n immedia tely or pull it in order to
close the side window again. &
WARNING Risk of becoming trapped
when closing a side window
When closing a side windo w,body parts
could be trapped in the closing area in the
process. #
When closing, make sure that no body
parts are in the closing area. 92
Opening and closing