warning MERCEDES-BENZ GLS SUV 2020 Service Manual

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

R
Ifyo u are driving at a speed greaterth an
4 km/h.
If yo u ha veselected the automatic mode in the
multimedia sy stem and you manually extend the
ru nning boards when the doors are closed, the
ru nning boards will remain extended. Even if you
open a door and then close it again, theru nning
boards will remain extended. Automatic mode
will be reactivated on ly whenyou are driving at a
speed greater than 4 km/h. &
WARNING Risk of inju rywhen extending
or retracting theru nning boards
The running boards extend at the side during
ex tension. During retraction, theru nning
boards are integrated in the side skirt. Parts
of the body could become trapped. There
may be people in thera nge of mo vement.
There is a risk of injur y. #
Alw ays ensure that there are no people
within thera nge of mo vement of the
ru nning boards. *
NO
TEDama getotheru nning boards
du ring extension or retraction The
running boards extend at the side during
ex tension. During retraction, theru nning
boards are integrated in the side skirt. #
Make sure that there is suf ficient space
du ring extension and retraction. *
NO
TEDama getotheve hicle body or
underbody due tolow ground clearance The
running boards are attached totheve hi‐
cle body via the underbody. This limits the
ground clearance. #
Drive over obs tacles, su chaskerbs,
particula rly careful lyand slowl y. Obser
vethe cor responding display messages in
th e instrument clus ter (/ page 433). Extending and
retracting the running boards
via the multimedia sy stem Multimedia sy
stem:
4 © 5
Settings 5
Vehicle
5 SIDE RUNNING BOARD #
Select Extend orRetract .
Au tomatically extending and retracting the
ru nning boards #
Activate or deacti vate AUTOMATIC EXTEN-
SION .
% This equipment is available on lyfor
Mercedes-Maybach vehicles. Load compartment
Opening
the tailgate &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Exhaust
ga ses can enter theve hicle interior if theta il‐ 86
Opening and closing

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

#
If someone is trapped, release the but‐
to n immedia tely or press the button in
order toreopen the side windo w. &
WARNING Risk of becoming trapped
when children opera tethe side windo ws
Children could become trapped if they oper‐
ate the side windo ws, particularly when unat‐
te nded. #
Activate thech ild saf ety lock forthe
re ar side wind ows. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Never lea vechildren unat tended in the
ve hicle. Re
quirements:
R The po wer supply or the ignition is switched
on. 1
Toclose
2 Toopen
The buttons on the driver's door take prece‐
dence. #
Tostart automatic operation: pressthe
W button be yond the point of resis tance
or pull and release it. #
Tointer rupt automatic operation: press or
pull theW button again.
When theve hicle is switched off, you can con‐
tinue tooperate the side windo ws.
This function is available for around four minutes
or until a front door is opened.
% Ve
hicles with electric roller sunblinds on
re ar doors on the left and right: the but‐
to ns forth ere ar side wind owsalso open and
close thero ller sunblinds (/ page101).
Au tomatic reve rsing function of the side win‐
do ws
If an obs tacle impedes a side window du ring the
closing process, the side window will open again
automaticall y.The automatic reve rsing function
is only an aid and is not a substitute foryo ur
attentiveness. #
During the closing process, make sure that
no body parts are in the closing area. Opening and closing
93

&
WARNING Risk of becoming trapped
despi tethere being reve rsing pr otection
on the side window
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R during resetting.
The reve rsing function cannot pr event some‐
one from becoming trapped in these situa‐
tions. #
During the closing process, make sure
th at no body parts are in the closing
area. #
If someone becomes trapped, press the
W button toopen the side window
again. Au
tomatic function of the side windo wsIn
thefo llowing cases, the side windo wswill be
closed automatically when theve hicle is
switched off:
R if it starts torain Ra
in is de tected byara in sensor on the
windscreen.
R inextreme temp eratures
R afte r a cer tain time (depending on the on-
board electrical sy stem voltage)
R ifth ere is a malfunction in the po wer supply
The side windo wswill be closed as far as the
ve ntilation position.
Ve hicles with a sliding sunroof: the side win‐
do ws will be closed comple tely ifth e sliding sun‐
ro of is open.
If th e side windo wsare obstructed during auto‐
matic closing, the side window concerned will
open again slightl y.The automatic function for
th e sliding sunroof and the side windo wswill
th en be deactivated. Con
venience opening (ventilating theve hicle
before starting a journey) &
WARNING Risk of entrapment when
opening a side window
When opening a side windo w,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. #
Release the button immediately if
somebody becomes trapped. #
Press and hold theÜ button on thekey.
The following functions are per form ed:
R The vehicle is unloc ked.
R The side windo wsare opened.
R The sliding sun roof is opened.
R The panoramic sliding roof is opened.
R The seat ventilation of the driver's seat is
switched on. 94
Opening and closing

%
Ifth ero ller sunblind of the panoramic sliding
sunroof is closed, thero ller sunblind is
opened firs t.
% Ifth ero ller sunblinds of there ar doors are
closed, thero ller sunblinds are opened firs t. #
Tointer rupt convenience opening: release
th eÜ button. #
Tocontinue con venience opening: press
and hold theÜ button again. Con
venience closing (closing theve hicle
from outside) &
WARNING Risk of entrapment due tonot
paying attention du ring con venience
closing
When the con venience closing feature is
operating, parts of the body could become
trapped in the closing area of the side win‐
dow and the sliding sunroof. #
When the con venience closing feature
is operating, monitor the entire closing process and make sure
that no body
parts are in the closing area. #
Press and hold theß button on thekey.
The following functions are per form ed:
R The vehicle is loc ked.
R The side windo wsare closed.
R The sliding sun roof is closed.
R The panoramic sliding roof is closed. #
Tointer rupt convenience closing: release
th eß button. #
Toclose thero ller sunblinds: press and
hold theß button again.
% Con venience closing also functions wi th
KEYLESS-GO (/ page 83). Re
solving problems with the side windo ws &
WARNING Risk of becoming trapped or
fa ta lly injured if reve rsing pr otection is
not activated
If yo u close a side wind owagain immediately
af te r it has been bloc ked, the side window
will close with increased or maximum forc e.
The reve rsing function is then not active and
body parts may become trapped. #
Make sure that no parts of the body are
in the closing area. #
Tostop the closing process, release the
button or press the button again to
re open the side windo w. A side wind
owcann otbe closed and you can‐
not see the cause. #
Check tosee whe ther any objects are in the
window guide. #
Adjust the side windo ws.
Ad justing the side windo ws Opening and closing
95