refuelling MERCEDES-BENZ GLS SUV 2021 Owners Manual

of
road, weather and tra1c conditions. 4MATIC is
only an aid. You are responsible especially for
maintaining a safe distance from theve hicle in
front, forve hicle speed, for braking in good time
and for st aying in lane.
% In wintry road conditions, the maximum e.ect
of 4MATIC can be achie ved only if you use
winter tyres (M+S tyres), with snow chains if
necessar y. R
R
efuelling
efuelling R
R
efuelling t
efuelling t he v
he vehicle
ehicle &
W
WARNING
ARNING Risk of /re or explosion from
fuel
Fu els are highly 0ammable. #
Fire , naked 0ames, smoking and creating
spar ksmust be avoided. #
Before refuelling, switch o. theve hicle
and, if /tted, the stationary heater and
ke ep switched o. during /lling. &
W
WARNING
ARNING Risk of injury from fuels
Fu els are poisonous and hazardous toyour
health. #
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. #
Do not inhale fuel vapour. #
Keep children away from fuel. #
Keep doors and windo wsclosed during
th ere fuelling process.
If yo u or other people come into contact with
fuel, obser vethefo llowing: #
Immediate lyrinse fuel o. your skin with
soap and water. #
If fuel comes into contact with your eyes,
immediately rinse them thoroughly with
clean water. Seek medical at tention
immedia tely. #
Ifyo u swallow fuel, seek medical atten-
tion immediatel y.Do not induce vomit-
ing. #
Change immediately out of clo thing that
has come into contact with fuel. &
W WARNING
ARNING Risk of /re and explosion due
to electrostatic charge
Electrostatic charge can ignite fuel vapour. #
Before you open the fuel /ller cap or
ta ke hold of the pump nozzle, touch the
me tallic vehicle body. #
Toavo id creating ano ther electrostatic
ch arge , do not get into theve hicle again
during there fuelling process. &
W
WARNING
ARNING Risk of /re from fuel mixture
Ve hicles with a diesel engine:
If yo u mix diesel fuel with petrol, the 0ash
point of the fuel mixture is lo werth an that of
pure diesel fuel.
While theve hicle is running, component parts
in theex haust system may overheat without
wa rning. 216 216
Driving and parking

Oper
Oper
ating
ating 0uids
0uids N
No
ot
tes on oper
es on oper ating
ating0uids
0uids *
N
NOOTE
TE Mercedes-AMG vehicles #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. &
W
W ARNING
ARNING Risk of injury from operating
0uids harmful toyour health
Operating 0uids may be poisonous and harm-
ful toyour health. #
Obser vethete xt on the original contain-
ers when using, storing or disposing of
operating 0uids. #
Always store operating 0uids sealed in
th eir original containers. #
Alwayske ep children away from operat-
ing 0uids. +
ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TEPollution of the
environment due toirre sponsible disposal
of operating 0uids Incor
rect disposal of operating 0uids can
cause considerable damage tothe environ-
ment. #
Dispose of operating 0uids in an environ-
mentally responsible manner. Operating 0uids include
thefo llowing:
R fuels
R DeNOx agent AdBlue ®
forex haust gas aTer-
treatment
R lubricants
R coolant
R brake 0uid
R windscreen washer 0uid
R climate cont rol system refrigerant
Only use products appro vedby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been app rove d is not co veredby the
Mercedes-Benz warranty or goodwill gestu res. The operating 0uids appr
ovedby Mercedes-Benz
can be identi/ed bythefo llowing inscriptions on
th e container:
R MB-F reigabe (e.g. MB-F reigabe 229.51)
R MB-Appr oval (e.g. MB -Appr oval 229.51)
Fu rther information on appr oved operating 0uids:
R inthe Mercedes-Benz Speci/cations for Oper-
ating Fluids byentering the designation
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App
R Ataqu ali/ed specialist workshop &
W WARNING
ARNING Risk of /re or explosion from
fuel
Fu els are highly 0ammable. #
Fire , naked 0ames, smoking and creating
spar ksmust be avoided. #
Before and during refuelling, switch o.
th eve hicle and, if /tted, the stationary
heater. Te
ch nical data
425
425

Before
changing over towinter diesel fuel, the fuel
ta nk should be em pty, if possible. When /rst refu-
elling wi thwinter diesel fuel, keep the fuel le vel
lo w, e.g. toreser veleve l. The fuel tank can be /l-
led as usual when next refuelling.
Fu rther information on fuel can be obtained at a
/lling station or a quali/ed specialist workshop.
T
T ank cont
ank cont ent and fuel r
ent and fuel r eserve
eser ve
F
F uel t
uel t anktot
ank total capacity
al capacity Model
Model
All model
s9 0.0 litresF F
uel t
uel t anktot
ank total capacity (Mer
al capacity (Mer cedes-Ma
cedes-Maybac
ybach)
h) Model
Model
Mercedes-Maybach
GLS 480
90.0 lit
res
Mercedes-Maybach
GLS 600 4MATIC 90.0 litres R R
ese rv
eserv e fuel t
e fuel t ank
ank Model
Model
All models
9.0 litres F F
uel t
uel t ank r
ank r eserv
eserv e (Mer
e (Mer cedes-Ma
cedes-Ma ybac
ybach)
h) Model Model
Mercedes-Maybach
GLS 480
9.0 litres
Mercedes-Maybach
GLS 600 4MATIC 12.0 litres A A
dBlue
dBlue ®
®
(v
(vehicles wit
ehicles wit h a diesel engine onl
h a diesel engine onl y)
y) N
No
ot
tes on A
es on A dBlue
dBlue®
®
Obser vethe no tes on operating 0uids
(/ page 425).
Ad Blue ®
is a water-soluble 0uid forth e NOx
ex haust gas aTertreatment of diesel engines.
It may be improper or punishable in some coun-
tries tooperate a vehicle that uses no AdBlue ®
or
one that does not comply with the speci/cations
of these operator's manual. *
N
NO OTE TE Malfunctions due tothe dilution of
Ad Blue ®
or the use of additive-enhanced
Ad Blue ® The function of
the NOx exhaust gas aTer-
treatment can be impaired bythe use of
unsuitable denoxi/cation agents. #
Only use AdBlue ®
in acco rdance with
ISO 22241. #
Do not dilu teAd Blue ®
wi th wa ter. #
Do not use additive-enhanced AdBlue ®
. *
N
NOOTE
TE Dama geand malfunctions due to
impurities in AdBlue ® Consequences of impurities in
AdBlue ®
:
R increased emission values
R damage tothe catalytic con verter
R NOx exhaust gas aTertreatment malfunc-
tions #
Avoid impurities in AdBlue ®
. Te
ch nical data
429
429

Engine oil
Engine oil
Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
5
Add 1 litre engine oil when
next refuelling *T
he engine oil le vel has dropped tothe minimum le vel.
* N NOOTE
TE Engine damage caused bydriving with insu1cient engine oil #
Avoid long journe yswith insu1cient engine oil. #
When next refuelling, add 1 lit reof engine oil (/ page 368).
No tes on engine oil (/ page 430).
5
Engine oil level Reduce oil
level *T
he engine oil le vel is too high.
* N NOOTE
TE Engine damage caused bydriving with excess engine oil #
Avoid long journe yswith excess engine oil. #
Consult a quali/ed specialist workshop immediately and ha vethe engine oil le velre duced.
5 Engine oil level Stop vehi-
cle Switch engine off *T
he engine oil le vel is too lo w.
* N
N O OTE
TE Engine damage caused bydriving with insu1cient engine oil #
Avoid long journe yswith insu1cient engine oil. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. 502
502
Display messages and
warning/indicator lamps

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
;
Engine diagnosis warning
lamp *T
he yellow engine diagnostics warning lamp is lit while the engine is running.
A malfunction has occur red in the engine, theex haust system or the fuel system.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a quali/ed specialist workshop.
V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: the fuel tank may ha vebeen run dr y. #
Start the engine thre eto four times aTer refuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency ope ration mode is cancelled. The vehicle need not
be checked.
p Engine operating temp era-
ture warning lamp *V
Vehicles wit
ehicles wit h a pe
h a petr
trol engine:
ol engine: aTer a cold start, the blue engine operating temp erature warning lamp is on.
Engine output and engine torque arereduced. #
Take this into consideration in your driving style.
#
Electrical fault warning lamp *T
hered electrical fault warning lamp is lit.
There is a fault in the electrics. #
Notethe messages on the instrument displa y.510
510
Display message
s andwarning/indicator lamps

R
R
ear seat
ear seat
Seat....................................................... 113
R
R ear seat
ear seat
see Seat
see Third row of seats
R R ear seat belt
ear seat belt
Status displ ay.......................................... 47
R
R ear seat belt st
ear seat belt st atus display
atus display........................... 47
R
R ear window
ear window
Replacing wiper blade............................ 172
R
R ear windo
ear windo w heat
w heat er
er ...................................... 178
R
R ear windo
ear windo w wipers
w wipers
Ac tivating/deactivating.......................... 169
R
R ear
ear -vie
-vie w mirr
w mirr or
or
Anti-dazzle mode (automatic)................. 175
R
R ear
ear -vie
-vie w mirr
w mirr or
or
see Outside mir rors
R
R ecy
ecy cling
cling
see Take -back of end-of-life vehicles
R
R educing ag
educing ag ent
ent
see AdBlue ® R
R
efr
efr ig
iger
er at
ator box
or box
Using..................................................... 154
R
R efuelling
efuelling
Refuelling theve hicle............................ .216
R
R egistr
egistr ation
ation
Ve hicle..................................................... 36
R
R egulat
egulat or
ory r
y r adio
adio identi/cation
identi/cation
Indonesia............................................... 422
Small components................................. 422
R
R emot emot e contr
e contr ol (st
ol (stationar
ationar y heat
y heater/v
er/venti-
enti-
lation)
lation) Displ ays................................................. 186
Problems............................................... 186
Setting................................................... 185
R R emot
emot e Online
e Online
Charg ingthe star ter batter y................... 192
Cooling/heating theve hicle interior...... .192
St arting theve hicle............................... .193
R
R escue card
escue card ................................................... 38
R
R eser ve
eser ve
Fu el....................................................... 429
R
R ese
ese t function (MBUX multimedia syst
t function (MBUX multimedia syst em)
em).... 328 R
R
esidual heat
esidual heat
Rear operating unit................................ 181
R
R est
est or
oring (f
ing (f act
actor
ory se
y se ttings)
ttings)
see Reset function (MBUX multimedia system)
R
R estr
estr aint syst
aint syst em
em
Basic instructions forch ildren.................. 57
Fu nction in an accident............................ 43
Fu nctionality............................................ 43
Limi ted pr otection.................................... 42
Malfunction............................................. 43
Pr otection................................................ 42
Self-test...................................................43
Wa rning lamp........................................... 43
Rev
Rev er erse g
se g ear
ear
Engaging................................................ 210
Rev
Rev er
ersing camera
sing camera
Care...................................................... 376
Fu nction................................................ 281
Opening the camera co ver (360°
Camera)................................................ 287
Switching automatic operation on/o.
(360° Camera)...................................... 287
Rims (car
Rims (car e) e).................................................. 376 544
544
Index