MERCEDES-BENZ GLS SUV 2019 Owners Manual

Au
tomatically controlling the climate control
in the rear In auto
matic mode, the set temp erature is regu‐
lated bythete mp erature of the dispensed air
and the air flow. #
Press theà button (/ page176). #
Make the settings forth eth ird seat row
depending on the equipment via the multime‐
dia sy stem (/ page178) or the MBUX rear
ta blet (/ page519). Overvi
ewof air distribution settings The symbols on
the display indicate which vents
th e air flow is being directed thro ugh:
¯ def
rost er and side air vents
P centre and side air
vents
O fo
ot we ll and side air vents
S centre, side and
foot we llve nts
a defros
ter,fo ot we ll and side air vents
_ all
vents
b defros
ter,middle and side air vents W
au
tomatic air distribution Setting
the air distribution #
Call up the air conditioning menu
(/ page 177). #
Select First row of seats orSecond row of
seats. #
Toset the air distribution: select¯,
P orO. #
Set the air flow.
% Several air distribution options can be selec‐
te d at the same time, forex ample toset the
te mp erature/air conditioning forth e wind‐
screen and thefo ot we lls simultaneousl y.
The ¯ climate contro lfo rth e windscreen
can only be selected forth efirs t seat row. Setting climate control
for the rear
passenger comp artment (multimedia sys‐
te m) Setting the
temperature #
Call up the air conditioning menu
(/ page 177). #
Select Second row of seats orThird row of
seats. #
Set thete mp erature.
Setting the airflow #
Call up the air conditioning menu
(/ page 177). #
Select Second row of seats orThird row of
seats. #
Set the air flow.
Controlling there ar climate control automat‐
ical ly #
Select REAR AUTO .
Re ar climate control is controlled automati‐
call y. 17 8
Climate cont rol

Deactivating
rear climate control #
Select REAR OFF.
Re ar climate control is deactivated. Ac
tivating/deactivating the climate control
syn chro nisation function via the control
panel Climate control can be set centrally using
the
synchronisation function. The temp erature and
air distribution setting forth e driver side is adop‐
te d automatically for all clima tecontrol zones. #
Press the 0 button.
The synchronisation function is deactivated if
th e settings for one of theot her climate zones
are changed. Ac
tivating/deactivating the climate control
syn chro nisation function using the multime‐
dia sy stem Climate control can be set centrally using
the
synchronisation function. The driver's settings fo
rte mp erature, air quantity and air distribution
are adop ted automatically for all clima tezones. #
Call up the air conditioning menu
(/ page 177). #
Select First row of seats. #
Select SYNC.
Depending on the pr evious status, the func‐
tion is activated or deactivated. Demisting
the windo ws Wi
ndo wsmis ted up on the inside #
Press theà button. #
Ifth e windo wscontinue tomist up: press the
¬ button.
Wi ndo wsmis ted up on the outside #
Switch on the windscreen wipers. #
Press theà button. Switching air-recirculation mode on/off
#
Press theg button.
The interior air will be recirculated. Air-reci
rculation mode automatically swit ches to
fresh air mode af ter some time.
% If air-recirculation mode is switched on, the
windo wsmay mist up more quickl y.Switch
on ai r-re circulation mode only brie fly. Switches
there sidual heat on/off Re
quirements:
R theve hicle is par ked.
It is possible tomake use of there sidual heat
from the engine tocontinue heating or ventilat‐
ing the front compartment of theve hicle for
appr oximately 30 minutes, depending on the
te mp erature set. #
Toactivate: press button Á.
Re sidual heat will be switched off automaticall y. Switching
there sidual heat in there ar
on/off Re
quirements:
R theve hicle is par ked. Climate control
17 9

When
there sidual heat of the engine is activated
in there ar compartment, you can heat or venti‐
la te there ar compartment for appro ximately
30 minutes. #
Press the 5 button (/ page176). Ac
tivating/deactivating ionisation The ionisation impr
oves thequ ality of theve hi‐
cle's interior air. The ionisation of the interior air
is odourless. #
Call up the climate control menu
(/ page 177). #
Select Air quality. #
Select IONISATION .
Depending on the pr evious status, the func‐
tion is activated or deactivated. Fr
ag rance sy stem Setting
the frag rance sy stem
Re quirements:
R Automatic clima tecontrol is acti vated. R
The glove box is closed.
The fragrance sy stem distributes a pleasant fra‐
grance thro ughout theve hicle interior from a fla‐
con located in theglov e box. #
Call up the climate control menu
(/ page 177). #
Select Air quality. #
Select AIR FRESHENER .
The fragrance sy stem begins at the highest
intensit y. #
Keep pressing until the desired intensity is
re ached.
% The intensity le vels can be selec ted in the
fo llowing order: Strong - Medium - Weak -
Off Inserting or
removing the flacon ofthe fra‐
gr ance sy stem &
WARNING Risk of inju ryfrom liquid per‐
fume
If ch ildren open theflacon, they could drink
th e liquid perfume or it could come into con‐
ta ct wi th theireyes. #
Do not lea vechildren unat tended in the
ve hicle. #
Consult a doctor immediately if liquid
perfume has been drunk. #
If liquid perfume comes into contact
with your eyes or skin, rinse your eyes
with clean water. #
If sym ptoms continue, consult a doctor. 18 0
Climate cont rol

+
ENVIRONMENTAL
NOTEEnvironmental
dama gedue toimproper disposal of full
fl acons Fu
llflacons must not be disposed
of with household waste. #
Fu
llflacons must be take nto
a harmful subs tance collection point. 1
Cap
2 Flacon #
Toinser t:slide theflacon into the holder as
fa r as it will go. #
Toremo ve:af te r opening theglov e box, wait
fo r appro ximately thre e seconds and pull out
th eflacon. Dispose of
thege nuine Mercedes-Benz interior
pe rfume flacon when it is em pty and do not refill
it. Information on
the windscreen heater The windscreen heater is swit
ched on automati‐
cally if the ¬ button is activated.
In addition, it is automatically switched on when
necessar y. St
ationary heater/ventilation St
ationary heater/stationary ventilation
function R The air inside theve hicle is heated or ventila‐
te dto the set temp erature.
R The air inside theve hicle cannot be cooled
down totemp eratures below the outside
te mp erature.
R Ifth e outside temp erature changes, ventila‐
tion mode au tomatical lyswitches toheating
mode or heating mode automatically
switches toventilation mode. Clima
tecontrol 181

The
stationary heater and theex haust gas outlet
are situated behind theright-hand front wheel.
Switching thest ationary heater/stationary
ve ntilation on/off via the control panel &
DANG ER Risk of fata l injury due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case in enclosed spaces or if
th eve hicle getsst uck in sn ow,fo rex ample. #
Alw ays switch thest ationary heater off
in enclosed spaces without an air
ex traction sy stems, e.g. in garage s. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
engine or thest ationary heater are run‐
ning. #
Open a window on the windward side of
th eve hicle toensure an adequate sup‐
ply of fresh air. &
WARNING Risk offire due tohot station‐
ary heater components
When thest ationary heater is swit ched on,
parts of theve hicle can become very hot,
e.g. thest ationary heater exhaust sy stem.
Flammable materials such as lea ves, grass or
twigs may ignite if they come into contact
wi th:
R hot parts of thest ationary heater exhaust
sy stem
R theex haust gas itself
There is a risk of fire. #
When thest ationary heater is swit ched
on, make sure that:
R hot vehicle parts do not come into
contact with flammable materials.
R theex haust gas can flow out of the
st ationary heater exhaust pipe
unhindered.
R theex haust gas does not come into
contact with flammable materials. *
NO
TEBattery discharge caused bysta‐
tionary heater or stationary ventilation
operation Ope
rating thest ationary heater or stationary
ve ntilation drains the batter y. #
After heating or ventilating theve hicle
twice, drive for a longer period of time. Re
quirements:
R The fuel tank is filled toat least reser vefuel
le ve l. 18 2
Climate cont rol

#
Set the desired temp erature using thew
button. #
Press button 1.
The red or blue indicator lamp on button 1
will light up or go out.
Indicator lamp colours: R blue: stationary ventilation is switched on
R red: stationary heater is swit ched on R
Yello w: departure time preselected
The stationary heater/ stationary ventilation will
switch off au tomatically af ter 50 minutes.
Operation using the app: thest ationary
heater/ ventilation can also be operated via the
Mercedes me connect app. Further information
can be found in the separate Owner's Manual
under http://manuals.daimler.com/baix/cars/
connectme/en_GB/index.html.
Setting thest ationary heater/stationary ven‐
tilation via the multimedia sy stem #
Calling up the air conditioning menu
(/ page 177). #
Select Auxiliary heating.
Selecting the departu retime #
Select the time TIME A: XX, TIME B: XXor
TIME C: XX.
Setting the departu retime #
Select the time TIME A: XX, TIME B: XXor
TIME C: XX. #
Select the pen beside the time. #
Set a time.
Setting thest ationary heater/stationary ven‐
tilation via remo tecont rol
Re quirements:
R The fuel tank is filled toat least reser vefuel
le ve l.
Switching on immedia tely Climate cont
rol18 3

#
Press and hold theu button.
Setting the departu retime #
Brie fly press theu button. #
Press the, or. button repeatedly
until the time tobe changed appears on the
displa y. #
Press theu and^ buttons simultane‐
ousl y.
The Îsymbol on there mo tecontrol displ ay
fl ashes. #
Press the, and. buttons toset the
desired departure time. #
Press theu and^ buttons simultane‐
ousl y.
The new departure time will be stored.
Up tothre e departure times can be stored. #
Toactivate the departu retime: select the
desired departure time and press and hold
th eu button.
The Ísymbol, the departure time and,
depending on the selected departure time,
th e letter A, BorCappear on the displa y. #
Todeactivate the departure time: select
th e desired departure time and press and
hold the^ button.
OFF will appear on the displa y. #
Tocheck thest atus of thest ationary
heater: briefly press theu button.
Switching off immediately #
Press and hold the^ button.
Overview of there mo tecont rol displa ys(sta‐
tiona ryheater/stationary ventilation) 1
Stationary ventilation switched on
2 Stationary heater swit ched on 3
Selected departure time
4 Remaining time forth est ationary heater/
st ationary ventilation (in minu tes)
5 Stationary heater/ stationary ventilation
acti ve
6 Departure time acti vated
7 Signal stre ngth
Fu rther possible displa ys:
R Time: activated departure time.
R Zero minutes: theru nning time forth est a‐
tionary heater is inc reased, as the engine has
not yetre ached operating temp erature when
it is star ted.
R OFF: thest ationary heater/ stationary venti‐
lation is switched off. 184
Climate cont rol

Re
placing the remo tecont rol bat tery (sta‐
tiona ryheater) &
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing bat teries may cause
serious damage tohealth.
There is a risk of fata l injur y. #
Keep batteries out of there ach of chil‐
dren. #
If batteries are swallo wed, seek medical
attention immediately. +
ENVIRONMEN
TALNO TEEnvironmental
dama gedue toimproper disposal of bat‐
te ries Batteries conta
intoxic and cor ro‐
sive subs tances. #
Ta
ke dischar ged batteries to a
qu alified specialist workshop or to a
collection point for used batteries. Re
quirements:
R a CR2450 lithium battery #
Push a pointed object into recess 1. #
Slide battery co ver2 backwards in the
direction of the ar row. #
Insert new battery 3with the lettering
fa cing up wards. #
Slide battery co ver2 inthe opposite direc‐
tion tothe ar row onto there mo tecontrol
until the battery co ver engages. Climate control
18 5

Problems with
there mo tecont rolfo r the stationary heater/stationary ventilation Problem
Possible causes/consequences and M
MSolutions
FA IL¨ The signal transmission between
the transmit ter and theve hicle is faulty. #
Chan geyour position in relation totheve hicle, moving closer if necessar y.
FA IL Thestar ter battery is not suf ficiently charge d. #
Char gethest ar ter batter y.
The fuel tank content is below there ser vefuel le vel. #
Refuel at the nearest filling station.
FA IL¯ The
stationary heater is malfunctioning. #
Have thest ationary heater checked at a qualified specialist workshop. Air
vents Ad
justing the front air vents &
WARNING ‑ Risk of bu rns/frostbite due
to not maintaining a su fficient dis tance
to the air vents
Ve ry hot or very cold air can flow from the air
ve nts. This could
result in burns or frostbite in the
immediate vicinity of the air vents. #
Alw ays ensure that all vehicle occu‐
pants maintain a suf ficient di stance to
th e air vents. #
If necessa ry,re direct the air flow to
ano ther area of theve hicle interior. To
guarantee theflow of fresh air thro ugh the air
ve nts into theve hicle interior, comply with the
fo llowing:
R Alw ayske ep theve nts and theve ntilation
grille in theve hicle interior free.
R Keep the air inlet free of deposits
(/ page 538).
R Optimum climate comfort is achie ved with
th e air vents in the cent reposition. 18 6
Climate cont rol

#
Toopen or close center air vents: turn
cont roller 2up or down as far as it will go. #
Toopen or close side air vents: turn con‐
troller 2tothe left or right as far as it will
go. #
Toadjust the air direction: hold airvent 1
in the cent reand mo veit up or down or to
th e left or right. Ad
justing the rear air vents Air
vents in the cent reconsole Air
vents in the B-pillar Climate cont
rol187