2020 MERCEDES-BENZ GLS SUV battery

Setting
the entering and exiting le vel (AIR‐
MATIC)
Re quirements:
R The engine is running.
R The vehicle is moving at speeds below
30 km/h.
Multimedia sy stem:
4 © 5
Settings
5 Schnellzugriff (Quick access)#
Select Lower when entering On.
The vehicle is lo weredto low le vel -2 tofacili‐
ta te entering and exiting.
% The availability of this function depends on
th eve hicle equipment.
% Further information on AIRMATIC
(/ page 262). Lo
weri ng and raising there ar of theve hicle &
WARNING Risk of entrapment from vehi‐
cle lo wering
When lo wering theve hicle, other people
could become trapped if their limbs are
between theve hicle body and the tyres or
underneath theve hicle. #
Make sure no one is underneath the
ve hicle or in the immediate vicinity of
th e wheel ar ches when theve hicle is
being lo wered. Re
quirements:
R allvehicle doors are closed
R there is no trailer coupled
R there is no bicycle rack fitted
R the battery is suf ficiently charge d (if neces‐
sar y,start the engine) Lo
weri ngthere ar of theve hicle #
Apply the electric parking brake. #
Shift the transmission toposition j
(/ page 206). #
Pull switch 1inthe load compartment trim
brief ly.
Indicator lamp 2flashes until theve hicle
has been lo wered. 268
Driving and parking

The
vehicle is lo wered at there ar axle by
appr ox. 40 mm. When theve hicle has been
lo we red, indicator lamp 2remains lit.
Lo we ring is inter rupte d in thefo llowing situa‐
tions:
R ave hicle door is opened.
R switch 1is pulled again.
R theve hicle is being driven fasterthan
2 km/h.
% The vehicle is automatically set tothe le vel
of the selected drive prog ram if you drive at
speeds greater than 2 km/h.
If indicator lamp 2flashes twice and there ar of
th eve hicle does not lo wer: #
Make sure that there qu irements are met.
% Lowe ring there ar of theve hicle allo wsthe
ve hicle tobe loaded more easil y.Obser ve
th e no tes on loading theve hicle when doing
th is (/ page132).
Ra ising there ar of theve hicle #
Che ckifth e battery is suf ficiently charge d. If
necessar y,start the engine. #
Pull switch 1briefly.
Indicator lamp 2goes out.
The vehicle will be raised tothe cur rently
selected le vel.
% The vehicle is automatically set tothe le vel
of the selected drive prog ram if you drive at
speeds greater than 2 km/h.
If th eve hicle cannot be raised: #
Ensure that the battery is suf ficiently
ch arge d; if necessar y,start the engine.
The raising process continues. E-
AC TIVE BODY CONT ROL Fu
nction of E- ACTIVE BODY CONT ROL
E- AC TIVE BODY CONTROL is an electrohydraulic
suspension sy stem with variable damping for
impr oved driving comfort. The all-round le vel
control sy stem ensures the best possible sus‐
pension and const ant ground clearance, even
with a laden vehicle. When driving at speed, the
ve hicle is lo wered automatically toimpr ovedriv‐
ing saf ety and toreduce fuel consum ption. The
suspension setting is adjus ted depending on thero
ad sur face, vehicle load and the drive program
selected.
The ROAD SUR FACE SCAN function de tects
areas of une venness in thero ad before you drive
ove rth em bymeans of a multifunction camera.
This reduces chassis mo vements.
The damping is adju sted individually toeach
wheel and depends on thefo llowing factors:
R Driving style, e.g. sporty
R Road condition, e.g. bumps
R Drive program
E- AC TIVE BODY CONTROL is comprised of the
fo llowing functions and components:
R Vehicles with Driving Assistance Pack‐
age: ROAD SUR FACE SCAN
R Cur veinclination function CURVE
R Recovery mode
R Individual wheel control
R Air suspension with auto matic level control
R Speed-dependent lo wering toreduce fuel
consum ption Driving and parking
269

R
Blind Spot Assi stor Active Blind Spot Assi st
R Drive AwayAssi st
R Cross Traf fic Alert
R Reversing camera
R 360° camera
R AIRMATIC
R E-AC TIVE BODY CONTROL
Coupling up a trailer
* NO
TEDama getothest ar ter battery due
to full dischar ge Charging
the trailer battery using the po wer
supply of the trailer can damage thest ar ter
batter y. #
Do not use theve hicle's po wer supply
to charge the trailer batter y. #
Remo vethe co ver cap from the ball head and
st ore it in a safe place. #
Position the trailer on a le vel sur face behind
th eve hicle and couple it up totheve hicle. #
Open the soc ket cap. #
Inse rtthe plug with lug 1in groo ve3 on
th e soc ket. #
Turn bayonet coupling 2totheright as far
as it will go. #
Let the cap engage. #
Secure the cable tothe trailer with cable ties
(only if you are using an adap ter cable). #
Make sure that the cable is alw ays slack for
ease of mo vement during cornering. Under
thefo llowing conditions, a message may
appear on the multifunction display even if the
trailer has been connected cor rectly:
R LEDs ha vebeen ins talled in the trailer light‐
ing sy stem.
R The cur rent has fallen below the trailer light‐
ing sy stem's minimum cur rent (50 mA).
% Accessories can be connected tothe perma‐
nent po wer supp lyup to180 W and tothe
po we r supp lythat is swit ched on via the igni‐
tion loc k.
Un coupling a trailer &
WARNING Risk of being crushed and
becoming trapped when uncoupling a
trailer
When uncoupling a trailer wi than engaged
ine rtia-activated brake, your hand may
become trapped between theve hicle and the
trailer dr awbar. #
Do not uncouple trailers with an
engaged overrun brake. Driving and pa
rking 299

Home screen
overview 1
Depending on the displa y,calls up thefirst
th re e applications or the home screen
2 Calls up the profile
3 Calls up theglobal sear ch
4 SOS NOT READY (only when the Mercedes-
Benz emer gency call sy stem is not available)
5 Mercedes me connect active 6
Transmission of vehicle position active
7 Signal stre ngth of the mobile phone networ k,
network displ ay, battery status of the mobile
phone connected, time
8 Calls up the Notifications Centre
9 Calls up an application using the symbol
A Application and cur rent information B
Quick-access, e.g. enter home address
C Index points and selected displ ayarea
D Calls up the air conditioning menu
E Calls up SUGGESTIONS, THEMESand
FAVOURITES 312
MBUX multimedia sy stem

Te
lephone menu overview 1
Blue tooth ®
device name of the cur rently
connected mobile phone/of the mobile
phone
2 Blue tooth ®
device name of the cur rently
connected mobile phone/of the mobile
phone (two phone mode)
3 Battery status of the connected mobile
phone 4
Signal stre ngth of the mobile phone network
5 Options
6 Device manager
7 Messages
8 Nume rical pad
9 Contact sea rch Te
lephony operating modes overview
Depending on your equipment, thefo llowing tel‐
ephony operating modes are available:
R A mobile phone is connec tedto the multime‐
dia sy stem via Blue tooth®
. 332
MBUX multimedia sy stem

networ
k,which ensures faster placement of
th e emer gency call and faster transfer of the
accident data.
Measures forre scue, reco very or towing
aw ay can then be initiated in quickl y.
R With a Mercedes-Benz emer gency call, the
accident data is on ly transferred tothe pub‐
lic coordination cent rewith the appr oval of
th e cus tomer.
In theev ent of an automatically triggered
emer gency call in which there is no voice
con tact, the accident data is transmit ted
immediately tothe public emer gency call
centre.
R Should the Mercedes-Benz emer gency call
centre not be available, the11 2 emergency
call is car ried out automaticall y.Overview of emer
gency call sy stems Bo
th th e Mercedes-Benz emer gency call sy stem
as well as the11 2 emergency call sy stem (EU
eCall) can help toreduce the time between an
accident and the ar riva l of emer gency services at
the site of the accident. They help locate an
accident site in places that are dif ficult to
access.
Bo th emer gency call sy stems can initiate an
emer gency call au tomatically (/ page 344) or
manually .
Only make emer gency calls if you or others are
in need of rescue. Do not make an emer gency
call in theev ent of a breakdown or a similar sit‐
uation.
Messages on the display
The following messages appear in the display of
bo th emer gency call sy stems:
R SOS NOT READY :th e ignition is not on or
eCall is not available. This does not necessa‐
ri ly indica tecompl etefa ilure of the emer‐
ge ncy call sy stem. Emer gency calls call still
be transmitted.
The display only refers to theve hicle and
does not take account of theav ailability of
mobile phone networ ksand the Mercedes-
Benz emer gency call centre. The functional
readiness of the emer gency
call sy stem on theve hicle can be seen when
th eSOS NOT READY display disappears once
th e ignition is switched on.
R G: The icon appears in the display during
an active emer gency call.
% Ifth ere is a malfunction in the emer gency
call sy stem (e.g. a fault with the speaker,
microphone, airbag, SOS button), a cor re‐
sponding message appears inthe multifunc‐
tion display of the instrument clus ter. Tr
iggering an automatic emer gency call Re
quirements:
R The ignition is switched on.
R The star ter battery is suf ficiently charge d. 344
MBUX multimedia sy stem

%
If only the11 2 emer gency call sy stem (EU
eCall) is activated in theve hicle, the acci‐
dent data is transmit ted directly tothe pub‐
lic emer gency call centre.
Fo r accident clarification purposes, thefo llowing
measures can be take n up toan hour af terthe
emer gency call has been initia ted:
R The cur rent vehicle position can be de ter‐
mined.
R Avo ice connection totheve hicle occupants
can be es tablished.
R Emer gency call da tacan be called up.
% ForRu ssia: various functions, e.g. receiving
traf fic information, cannot be per form ed for
up totwo hou rsafte r sending an emer gency
call. Self diagnosis function of the eme
rgency call
sy stem Yo
ur car verifies the operability of the emer‐
ge ncy call sy stem each time the ignition is ON.
In case of sy stem failure, you will be informed
with text messa geon the instrument clus ter and with
red indicator SOS NOT READY onthe dis‐
pla y.
Please, make sure, that during 30 seconds af ter
switching ignition ON there d indicator SOS
NOT READY inthe upper right corner of display
is switched OFF, this means the emer gency call
sy stem passed diagnostics successfully. St
arting/ending ERA-GLONASS test mode Re
quirements:
R The star ter battery is suf ficiently charge d.
R The ignition is switched on.
R The vehicle has been stationary for at least
one minute.
% The test mode is cur rently available in the
fo llowing countries, forex ample:
R Russia
R Belarus
R Kazakh stan
R Armenia
R Kyrgyzs tan #
Tostart thete st mode: press and hold the
~ button on the multifunction steering
wheel for at least five seconds.
The test mode is star ted and automatically
ends af terth e language test has been per‐
fo rm ed. #
Toend thete st mode manuall y:switch off
th e ignition.
The test mode is ended. Information on data processing
Processing of personal data via
the
Mercedes-Benz emer gency call sy stem
All processing of personal data via the
Mercedes-Benz emer gency call sy stem cor re‐
sponds with the specifications in the EU Regula‐
tion 20 16/679 "on the pr otection of individuals
with rega rd tothe processing of personal data
(GDPR)".
The data is solely used bythe Mercedes-Benz
emer gency call sy stem forre scue and reco very
in theeve nt of an accident. MBUX multimedia sy
stem 347

fi
ed based on the actual operating conditions
and/or loads.
Examples of arduous operating conditions:
R regular city driving with frequent intermedi‐
ate stops
R mainly short-dis tance driving
R frequent operation in mountainous terrain or
on poor road sur faces
R when the engine is of ten le ftidling for long
periods
R operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
ty re s must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS se rvice inter val display
can only calculate the service due da tewhen
th e bat tery is connected. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (/ page 357). Engine compartment
Opening and closing
the bonnet &
WARNING Risk of accident due todriv‐
ing with the bonn etunlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the
engine bonn etis loc ked. &
WARNING Risk of accident and inju ry
when opening and closing the bonn et
The bonnet may suddenly drop into the end
position.
There is a risk of injury for an yone in the bon‐
net's range of mo vement. #
Open or close the bonn etonly when
th ere is nobody in the bonn et's range of
mo vement. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. 358
Maintenance and care