MERCEDES-BENZ GLS SUV 2019 Owners Manual

Problem
Possible causes/consequences and M
MSolutions #
Immediately af ter auto matic reve rsing, pull and hold the3 button down again tothe point of resist‐
ance until the sliding sunroof is closed.
The sliding sunroof will be closed with increased forc e.
If th e sliding sunroof is obstructed again and reopens again slightly: #
Repeat the pr evious step.
The sliding sunroof will be closed again with increased forc e.
Ve hicles without a panoramic slid‐
ing sunroof: the sliding sunroof does
not operate smoo thly. #
Push the3 button up tothe point of resis tance until the sliding sunroof is fully open. #
Press the3 button for ano ther second. #
Close the sliding sunroof.
Ve hicles with a panoramic sliding
sunroof: the sliding sunroof or the
ro ller sunblind does not opera te
smoo thly. #
Pull and hold the3 button little bylittle until the sliding sunroof is fully closed. #
Pull and hold the3 button little bylittle until thero ller sunblind is fully closed. #
Use automatic operation tofully open and then close the sliding sunroof. Anti-theft pr
otection Fu
nction of the immobiliser The immobiliser pr
events your vehicle from
being star ted without the cor rect key. The immobiliser is automatically activated when
th e ignition is switched off and deactivated when
th e ignition is switched on. ATA
(Anti-Theft Alarm sy stem) Fu
nction of theATA system
If th eATA system is primed, a visual and audible
alarm is triggered in thefo llowing situations:
R when a door is opened 108
Opening and closing

R
when theta ilgate is opened
R when the bonn etis opened
R when interior pr otection is triggered
(/ page 110)
R when tow- aw ay protection is triggered
(/ page 109)
The ATA system is primed automatically af ter
appr oximately ten seconds in thefo llowing situa‐
tions:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO Indicator lamp
1flashes when theAT A sy stem
is primed.
The ATA sy stem is deactivated automatically in
th efo llowing situations:
R afte r unlocking theve hicle with thekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(/ page 192) R
afte r unlocking theve hicle using KEYLESS-
GO
% When the Mercedes‑Benz emer gency call
sy stem is active and the alarm stay s on for
more than 30 seconds, a message is auto‐
matically sent tothe Cus tomer Assis tance
Centre (/ page 482).
Deactivating theATA #
Press theÜ, ßorp button on the
key.
or #
Press thest art/ stop button with theke y in
th estow age compartment (/ page192)
Deactivating the ala rmusing KEYLESS-GO: #
Grasp the outside door handle with thekey
outside theve hicle. Fu
nction of tow- aw ay protection An audible and visual alarm is triggered if an
alteration
to yourvehicle's angle of inclination is
de tected while tow- aw ay protection is primed. Opening and closing
109

To
w- aw ay protection is automatically primed
af te r about 60 seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO
To w- aw ay protection is only primed when thefo l‐
lowing components are closed:
R the doors
R theta ilgate
To w- aw ay protection is automatically deactiva‐
te d:
R afte r pressing theÜ orp button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(/ page 192)
R afte r unlocking theve hicle using KEYLESS-
GO
Information on de tecting damage on a pa rked
ve hicle (/ page 226). Priming/deactivating
tow- aw ay protection Multimedia sy
stem:
4 © 5
Settings
5 Schnellzugriff (Quick access) #
Prime or deactivate Tow-away protection .
To w- aw ay protection is primed again in thefo l‐
lowing cases:
R The vehicle is unloc ked again.
R A door is opened.
R The vehicle is loc ked again.
% Ifqu ick access is una vailable, select the
Vehicle submenu in theSettings main menu
to prime or deactivate tow- aw ay protection. Fu
nction of interior pr otection When interior pr
otection is primed, a visual and
audible alarm is triggered if mo vement is de tec‐
te d in theve hicle interior.
Interior pr otection is primed automatically af ter
appr oximately ten seconds:
R afte r locking theve hicle with thekey R
afte r locking theve hicle using KEYLESS-GO
Interior pr otection is only primed when thefo l‐
lowing components are closed:
R the doors
R theta ilgate
Interior pr otection is automatically deactivated:
R afte r pressing theÜ orp button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(/ page 192)
R afte r unlocking theve hicle using KEYLESS-
GO
The following situations can lead toafa lse
alarm:
R moving objects such as masc ots in theve hi‐
cle interior
R when the side window is open
R when the panoramic sliding sunroof is open 11 0
Opening and closing

Priming/deactivating interior pr
otection Multimedia sy
stem:
4 © 5
Settings
5 Schnellzugriff (Quick access) #
Prime or deactivate Interior motion sensor.
Interior pr otection is primed again in thefo llow‐
ing cases:
R The vehicle is unloc ked again.
R A door is opened.
R The vehicle is loc ked again.
% Ifqu ick access is una vailable, select the
Vehicle menu under Settingstoprime or
deactivate interior pr otection. Opening and closing
111

Note
s onthe cor rect driver's seat position &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. Ensure
thefo llowing when adjusting thesteering
wheel 1, seat belt 2and driver's seat 3:
R you are as faraw ay from the driver's airbag
as possible
R you are sitting in an upright position
R your thighs are slight lysuppor tedby the seat
cushion R
your legs are not fully extended and you can
depress the pedals properly
R the back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R you can hold thesteering wheel with your
arms slightly bent
R you can mo veyour legs freely
R you can see all the displa yson the instru‐
ment clus ter clea rly
R you ha vea good overview of the traf fic con‐
ditions
R your seat belt is pulled snug lyagainst your
body and is routed across the cent reofyour
shoulder and across your hips in the pelvic
area 11 2
Seats and stowing

Seats
Ad
justing the front seat &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured.
Children in particular could acciden tally
press the electrical seat adjustment buttons
and become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. &
WARNING Risk of inju rydue tohead
re stra ints which are not fitted or are
adjus ted inco rrectly
If head restra ints are not fitted or are adjus‐
te d incor rectl y,they cannot pr ovide pr otec‐
tion as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. Seats and
stowing 11 3

#
Alw ays drive with the head restra ints
fi tted. #
Before driving off, ma kesure forev ery
ve hicle occupant that the cent reofthe
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. &
WARNING Risk of inju ryor death due to
incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slide underneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple. #
Adjust the seat proper lybefore begin‐
ning your journe y. #
Alw ays ensure that the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the cent reofyour shoul‐
der. 1
Head restra int height
2 Seat backrest inclination
3 Seat height
4 Seat cushion length
5 Seat cushion inclination
6 Seat fore -and-aft position #
Saving the settings with the memory function
(/ page 131). 11 4
Seats and stowing

Ad
justing the front passen ger seat electri‐
cally from the driver's seat Re
quirement:
R The po wer supp lyhas been switched on
(/ page 189). Yo
u can call up thefo llowing functions forthe
front passenger sea t:
R seat adjustment R
seat heating
R seat ventilation
R memory function #
Toselect the front passenger seat: press
button 1.
When the indicator lamp lights up, the front
passenger seat is selected. #
Adjust the front passenger seat using the
buttons on the door control panel on the
driver's side. #
Select the driver's seat: Pressthe1 but‐
to n again.
When the indicator lamp goes out, the driv‐
er's seat has been selected. Ad
justing the front passen ger seat electri‐
cally from the rear #
Toselect the front passenger seat: press
button 1.
When the indicator lamp lights up, the front
passenger seat is selected. #
Adjust the front passenger seat using the
buttons on the door control panel in there ar
compartment (/ page116). Seats and
stowing 11 5

Ad
justing the 4-w aylumbar support 1
Raise
2 Soften
3 Lower
4 Harden #
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Ad
justing the rear seats electrical ly The middle seat backrest is adjus
tedto ge ther
with the left seat. 1
Head restra int height
2 Seat backrest inclination
3 Seat fore -and-aft position Fo
lding there ar seats forw ards electrical ly &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you may trap your‐
self or a vehicle occupant. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. &
WARNING Risk of accident if seat and
seat ba ckrest are not engaged
If th e seat and seat backrest are not engaged
th ey could fold forw ards, e.g. when braking
or in theev ent of an accident.
R The seat or seat backrest which is not
engaged will then push theve hicle occu‐
pant against the seat belt. The seat belt
wo uld not be able toprov ide the intended
pr otection and could cause additional
injur y. 11 6
Seats and stowing

R
Ach ild restra int sy stem will then no lon‐
ge r be suppor ted cor rectly or positioned
cor rectly and will no longer per form its
intended function.
R The seat backrest cannot restra in objects
or goods in the luggage compartment.
Alw ays ensure that the seat and seat back‐
re st are engaged:
R before passengers tr avel on a seat with
th e EASY -ENTRY/EXIT feature
R afte r adju sting the seat
R afte rth e EASY -ENTRY/EXIT feature is
used
R afte rth e load compartment enlar gement
has been folded down. &
WARNING Risk of inju rydue toseat
backrest folded forw ards
If th ere ar seat backrest is folded forw ards,
persons in theth ird row of seats could col‐
lide with parts of the seat adjustment mech‐ anism, in particular in
theeve nt of an acci‐
dent, sudden braking or an ab rupt change of
direction. #
Ifth ere is a person in theth ird row of
seats, there ar seat in front of that per‐
son must be folded back into the driv‐
ing position before starting the journe y. #
People in theth ird row of seats must
not place their legs on a rear seat back‐
re st that has been folded forw ards. Alw
ays ensure that all vehicle occupants ha ve
th eir seat belts fastened cor rectly and are sitting
prope rly. Pa rticular attention must be paid to
ch ildren.
If yo u no lon gerre qu ire thefo lded-d own seat
ba ckrest for loading or forge tting in and out,
fo ld it back into place. &
WARNING Risk of becoming trapped if
th e seat is not engaged
The seat does not engage when folded for‐
wa rds. The seat can fold backwards unex‐ pectedl
y,e.g. when accelerating, braking or
in theev ent of an abrupt change of direction
or an accident.
Pe ople in the seat's sweep can become trap‐
ped. #
If a seat is folded forw ards, alw aysfo ld
it back before driving off. #
Make sure that the seat is engaged. If a seat in
the second rowof seats is not
engaged, this will be shown on the multifunction
display on the instrument clus ter.
Yo u can fold forw ards the seats in the second
row of seats forth efo llowing situations:
R Toget in or out
R For easier access tothe load compartment
Ve hicles with a centre seat backrest:the cent re
seat folds forw ards and backwards, toge ther
with the left-hand seat.
Re quirements:
R The area into which the seat is folded is free.
R The seat has been folded up (/ page138). Seats and
stowing 117