jump start MERCEDES-BENZ GLE SUV 2021 Owners Manual

All
vehicles
+ ENVIRONMENTAL
NOTEEnvironmental
dama gedue toimproper disposal of bat‐
te ries Batteries conta
in pollutants. It is
illegal todispose of them with the household
ru bbish. #
Dispose of batteries in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries. If
yo u ha vetodisconnect the12 V batter y,con‐
ta ct a qualified specialist workshop.
Comply with saf ety no tes and take protective
measures when handling batteries. Risk of
explosion. Fire, naked
flames and smoking are
prohibi ted when handling the batter y.
Av oid creating spar ks. Electrolyte
or battery acid is cor ro‐
sive. Avoid contact with the skin, eyes
or clo thing. Wear suitable pr otective
clo thing, in particular glove s, an
apron and a face mas k.Immedia tely
ri nse electrolyte or acid splashes off
with clean water.Consult a doc tor if
necessar y. We
ar saf etygl asses. Ke
ep children away. Obser
vethis Owner's Manual.
Obser vethefo llowing if you do not intend touse
th eve hicle over an extended pe riod of time:
R Activate standby mode.
R Alternatively: connect the battery toa bat‐
te ry charge r appro vedby Mercedes-Benz or
consult a qualified specialist workshop to
disconnect the batter y. Note
s onstarting assi stance and charging
th e12 V battery Ve
hicles with a lithium-ion battery
When charging the battery and during starting
assis tance, al ways use the jump-s tart connec‐
tion point in the engine compartment. Breakdown assis
tance 375

*
NO
TEDama getothe battery from over‐
vo ltage When
charging using a bat tery charge r with‐
out a restriction of the maximum charging
vo ltage, the battery or the on-board electron‐
ics can be damaged. #
Only use battery charge rs with a maxi‐
mum charging voltage of 14.8 V. All
other vehicles
When charging the battery and during starting
assis tance, al ways use the jump-s tart connec‐
tion point in the engine compartment.
* NO
TEDama getothe battery from over‐
vo ltage When
charging using a bat tery charge r with‐
out a restriction of the maximum charging
vo ltage, the battery or the on-board electron‐
ics can be damaged. #
Only use battery charge rs with a maxi‐
mum charging voltage of 14.8 V. &
WARNING Risk ofexplosion from hydro‐
ge nga s igniting
There is a danger of hydrogen gas igniting
when charging the battery if there is a short
circuit or spar ksstart toform. #
Make sure that the positive term inal of
th e connected battery does not come
into conta ct withvehicle parts. #
Never place me tal objects or tools on a
batter y. #
The described order of the battery
clamps must be obser ved when con‐
necting and disconnecting the batter y. #
When giving starting assis tance, al ways
make sure that you on lyconnect bat‐
te ry term inals with identical polarity. #
During starting assis tance, you must
obse rveth e described order for con‐
necting and disconnecting the jump
lead. #
Do not connect or disconnect the bat‐
te ry cla mp s while the engine is running. &
WARNING Risk ofexplosion during
ch arging process and starting assis tance
During thech arging process and starting
assis tance, the battery may release an explo‐
sive gas mixture. #
Avoid fire , naked flames, creating
spar ksand smoking. #
Make sure there is suf ficient ventila‐
tion. #
Do not lean over a batter y. &
WARNING Risk ofexplosion from a fro‐
zen battery
A dischar ged battery may freeze at temp era‐
tures slightly abo veor below freezing point.
During starting assis tance or battery charg‐
ing, bat tery gas can be released. #
Alw ays allow a battery tothaw before
ch arging it or per form ing starting assis‐
ta nce. 376
Breakdown assis tance

If
th e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen. In this case you may neither jump-s tart the
ve hicle nor charge the batter y.
The service life of a battery that has been
th awe d may be dramatically shor tened. The
st arting characteristics may be impaired, espe‐
cially at low temp eratures.
It is recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop.
Plug-in hybrid: be sure toobser vethe no tes in
th e Supplement. You could otherwise failto rec‐
ognise dangers.
All vehicles
* NO
TEDama gecaused bynumerous or
ex tended attempt sto start the engine Nume
rous or extended attempt sto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel. #
Avoid numerous and extended attem pts
to start the engine. Obser
vethefo llowing points during starting
assis tance and when charging the battery:
R Only use undamaged jump lead/charging
cables with a suf ficient cross-section and
insula tedte rm inal clamps.
R Non- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jump lead/charging cable is
connected tothe battery/jump-s tart connec‐
tion point.
R The jump lead/charging cable must not
come into contact wi thany parts which may
mo vewhen the engine is running.
R Alw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
R Keep away from fire and naked flames.
R Do not lean overth e batter y.
Obser vethe additional following points when
ch arging the battery:
R Only use battery charge rs tested and
appr oved for Mercedes-Benz.
R Read the battery charge r's operating instruc‐
tions before charging the batter y. Obser
vethe additional following points during
st arting assis tance:
R Starting assis tance may only be pr ovided
using vehicles, batteries or other jump start
devices with a nominal voltage of 12V.
R The vehicles must not touch.
R Vehicles with a petrol engine: jump-start
th eve hicle only when the engine and exhaust
sy stem are cold. St
arting assi stance and charging the12 V
battery Requ
irements:
R The vehicle is secured with the electric park‐
ing brake.
R Vehicles with automatic transmission: the
transmission is in position 005D.
R The ignition and all electrical consumers are
switched off.
R The bonnet is open. Breakdown assi
stance 377

Example: engine compartment
#
Slide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row. #
Connect positive clamp 2onyour vehicle to
th e positive pole of the donor battery using
th e jump lead/charging cable. Alw ays begin with positive clamp
2onyour ow nve hicle
fi rs t. #
During starting assi stance: start the
engine of the donor vehicle and run at idle
speed. #
Connect the negative pole of the donor bat‐
te ry and ear thpoint 3ofyour ow nve hicle
by using the jump lead/charging cable. Begin
with the donor battery firs t. #
During starting assi stance: start the
engine of your ow nve hicle. #
During thech arging process: start the
ch arging process. #
During starting assi stance: letthe engines
ru nfo r se veral minutes. #
During starting assi stance: before discon‐
necting the jump lead, switch on an electrical
consumer in your ow nve hicle, e.g. there ar
wind owheater or lighting.
When thest arting assis tance/charging process
is compl ete, per form thefo llowing steps: #
First,re mo vethe jump lead/charging cable
from ear thpoint 3and the negative pole of
th e donor batter y,then from positive clamp
2 and the positive pole of the donor bat‐
te ry. Begin ea chtime wi th the conta cts on
yo ur ow nve hicle firs t. #
Afterre moving the jump lead/charging
cable, close co ver1 of positive clamp 2.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Re
placing the 12V battery #
Obser vethe no tes on the12 V battery
(/ page 374).
Me rcedes-Benz recommends that you ha vethe
12 V battery replaced at a qualified specialist
wo rkshop, e.g. at a Mercedes-Benz Service
Centre. 378
Breakdown assis tance

Display messages
Possible causes/consequences and 0050 0050Solutions
0072 Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 ‑V
battery may discharge and starting the engine may be possible only with the help of a second battery (jump
st art).
ï
Operation only possible in
transmission position P *
The ball neck will not swivel because transmission position 005B,005Eor neut ral005C is selec ted. #
Depress the brake pedal. #
Enga gepark position 005D.
ï
Trailer coupling extending… *T
he ball neck is retracting/extending.
Do not attem pttospeed up, slow down or initiate the swivel mo vement using your hand, foot or other aids. During
th e swivel mo vement, do not couple a trailer.
When the ball neck has reached an operational position, the display message will disappear.
ï
Check trailer hitch lock *T
he trailer hitch is not operational during a journey with a trailer. &
WARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. 436
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and 0050 0050Solutions #
Connect a suitable charge r appro vedfo r Mercedes-Benz with suf ficient charge output tothe jump-s tart connec‐
tion point of the12 V battery (/ page377).
The 48 V bat tery isch arge d via thevo ltage con verter in theve hicle.
Motor can be started again *T
he 48 V battery has been charge d automatically via thevo ltage con verter. #
Start theve hicle and drive for a while tocharge the12 V battery and the 48 V batter y. Ty
re pressure moni torDisplay messages
Possible causes/consequences and 0050 0050Solutions
Tyre press. monitor cur-
rently unavailable *T
here is inter fere nce from a po werful radio signal source. As a result, no signals from the tyre pressure sensors are
being recei ved. The tyre pressure monitoring sy stem is temp orarily una vailable.
The tyre pressure monitoring sy stem will restart automatically as soon as the cause has been rectified. #
Drive on.
Tyre press. monitor inoper-
ative *T
he tyre pressure monitoring sy stem is malfunctioning. &
WARNING Thereis a risk of an accident if the tyre pressure monitoring sy stem is malfunctioning
The tyre pressure monitoring sy stem cann otissue a warning if there is pressure loss in one or more of the
tyres.
Ty res with insuf ficient tyre pressure may impair the driving characteristics as well as steering and braking. 478
Displaymessa ges and warning/indicator lamps

Home screen (media display)
Overview............................................... 300 I
i-Size child seat securing sy stem
Fitting..................................................... .63
Seats suitable for attaching..................... 62
Identification plate Engine................................................... 408
vehicle................................................... 408
Ignition Switching on (s tart/s top button)...........1 73
Ignition key
see Key
Immobiliser .................................................. 98
Implied warranty
Ve hicle.................................................... 35
In-Car Of fice
Fe atures................................................ 330
Indicator lamp see Warning/indicator lamp
Individual drive prog ram
Con figuring............................................ 19 0Selecting...............................................
19 0
Inspection see AS SYST PLUS
Instrument clus ter
Fu nction/no tes............................. 292, 293
In stru ment display
Fu nction/no tes..................................... 293
Instrument clu ster................................... 10
Wa rning/indicator lamps...................... .487
Instrument display and on-board
compu ter
Fu nction/no tes..................................... 292
In te lligent Light Sy stem
Ac tivating/deactivating......................... 14 6
Ac tive headla mps.................................. 14 5
Ad aptive Highbeam Assist..................... 147
Ad aptive Highbeam Assist Plus............ .148
Cornering light....................................... 14 5
Fo g light (enhanced)..............................1 46
Mo torw ay mode................................... .145
Overview.............................................. .144
Interior lighting Adjusting............................................... 15 0
Ambient lighting..................................... 151Re
ading lam p......................................... 15 0
Switch-off del aytime............................. 151
Interior pr otection
Fu nction................................................ 100
Priming/deactivating.............................1 00
Internet radio
see TuneIn
Ionisation Activating/deactivating (MBUX mul‐
timedia sy stem).....................................1 65
iPhone ®
see Smartphone integration
ISOFIX child seat anchor
Seats suitable for attaching..................... 61
ISOFIX child seat securing sy stem
Fitting...................................................... 63 J
Jack Declaration of con form ity....................... .30
St orage location.................................... 395
Jump-start connection General no tes........................................ 375 Index
519

Ra
in-closing feature................................ .96
Smartphone see Smartphone integration
see Telephone
Sma rtphone integ ration
Overview............................................... 332
Snow chains.............................................. 387
Soc ket (12 V)
Using..................................................... 13 6
Soc ket (230 V)
Re ar...................................................... .137
Software update System updates.....................................3 09
Sound PRE-SAFE ®
Sound................................... 52
Wheels and tyres................................... 387
Sound menu Functions overview................................ 347
Spare wheel see Collapsible spare wheel
see Emer gency spa rewheel Specialist
workshop
see Qualified specialist workshop
Specific absor ption rate ............................. 26
Speed Limit Assist Function/no tes...................................... 241
Setting................................................... 24 2
Sy stem limitations................................. 241
Speed limit for winter tyres
Setting................................................... 224
St andby mode
Ac tivating/deactivating.......................... 211
Fu nction................................................. 211
St art-off assi st
see Optimised acceleration
St art/s top button
Pa rking theve hicle................................2 05
St arting theve hicle................................ 174
Switching on the po wer supply/igni‐
tion........................................................ 173
St art/s top function
see ECO start/ stop function
St arter battery
Charging (Remo teOnline)...................... 175St
arting
see Vehicle
St arting assi stance
see Jump -sta rt connection
St arting-o ffaid
see Hill Start Assist
St ationary heater/ventilation
Displ ays (remo tecontrol)...................... 16 9
Problems (remo tecontrol)..................... 17 0
Re placing the battery (remo tecon‐
trol)....................................................... 16 9
Setting (MBUX multimedia sy stem)....... 167
Setting (remo tecontrol)........................ 16 8
Switching on/off (control panel )........... 16 6
ST EER CONT ROL
Fu nction/no tes...................................... 217
Ste ering wheel
Ad justing (electrically)........................... 11 6
Ad justing (manually). ............................. 11 5
Buttons.................................................. 294
Ca re...................................................... 363
St eering wheel heater............................ 11 7
Ste ering wheel gearshift paddles............ 194530
Index