2022 MERCEDES-BENZ GLC COUPE refuelling

R
Speed
R Operating status of the engine
R Tra1c situation F
F
unction of t
unction of t he 4MA
he 4MATIC
TIC
4MATIC ensu resth at all four wheels are driven.
To ge ther with ESP ®
and 4ETS, 4MATIC impr oves
th e traction of your vehicle whene ver a driven
wheel spins due toinsu1cient traction.
If yo ufa ilto adapt your driving style, 4MATIC can
neither reduce therisk of an accident nor override
th e la wsof ph ysics. 4MATIC cannot take account
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. Driving and parking
189
189

#
Do not switch on theve hicle. #
Consult a quali/ed specialist workshop. *
N
NO OTE
TE Do not use diesel torefuel vehicles
with a petrol engine If
yo u ha veacciden tally refuelled wi th the
wrong fuel:
R Do not switch on theve hicle. Otherwise
fuel can enter the engine.
Even small amounts of the wrong fuel
could result in damage tothe fuel system
and the engine. The repair costs are high. #
Consult a quali/ed specialist workshop. #
Have the fuel tank and fuel lines drained
comple tely. *
N NO
OTE
TE Do not use petrol torefuel vehicles
with a diesel engine If
yo u ha veacciden tally refuelled wi th the
wrong fuel:
R Do not switch on theve hicle. Otherwise,
fuel can enter the fuel system.
Even small amounts of the wrong fuel
could result in damage tothe fuel system
and the engine. The repair costs are high. #
Consult a quali/ed specialist workshop. #
Have the fuel tank and fuel lines drained
comple tely. *
N NO
OTE
TE Damage tothe fuel system caused
by ove r/lled fuel tanks #
Only /ll the fuel tank until the pump noz-
zle switches o.. *
N
NOOTE
TE Fuel may spr ayout when you
re mo vethe fuel pump nozzle #
Only /ll the fuel tank until the pump noz-
zle switches o.. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is unloc ked.
R Plug-in h
Plug-in h ybr
ybr id wit
id wit h pe
h petr
trol engine:
ol engine: the fuel tank
wa s depressurised before refuelling
(/ page 192). This function is countr y-
dependent.
Obser vethe no tes on operating 0uids and fuel.
The recommended octane number foryo ur vehi-
cle can be found on the information label in the
fuel /ller 0ap. Driving and pa
rking
191
191

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
387
387

R
Onthe fuel dispenser or pump nozzle suitable
fo ryo ur vehicle thro ughout Europe
Inf
Inf or
ormation on lo
mation on lo w outside t
w outside tem
emper
per atur
atur es
es
Re fuel your vehicle with as much winter diesel fuel
as possible at the beginning of winter.
Before changing overto winter 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
No
No t f
t for plug-in h
or plug-in h ybr
ybr id:
id:
The tota l capacity of the fuel tank may vary,
depending on theve hicle equipment.
Tot
Tot al fuel t
al fuel t ank capacity
ank capacity Model
Model
All model
s6 6.0 litres R R
eserv
eserv e fuel t
e fuel t ank
ank Model
Model
All models
7.0 litres T T
o
o t
tal fuel t
al fuel t ank capacity (plug-in h
ank capacity (plug-in h ybr
ybrid)
id) Model Model
All models
50.0 litres F F
uel t
uel t ank r
ank r eserv
eserv e (plug-in h
e (plug-in h ybr
ybrid)
id) Model
Model
All models
7.0 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 387).
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 this Owner'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 Te
ch nical data
391
391

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
6
Please wait Depressurising
tank *V
Vehicles wit ehicles wit h pe
h petr
trol engines:
ol engines: the pressure in the fuel tank is reduced before the fuel /ller 0ap is opened. The pressure
re duction can take up to15 minutes.
6 Tank is depressurised
Ready for refuelling *V
Vehicles wit ehicles wit h pe
h petr
trol engines:
ol engines: the pressure in the fuel tank is released and the fuel /ller 0ap opens.
6
Tank ventilation Malfunc-
tion Consult workshop *V
Vehicles wit
ehicles wit h pe
h petr
trol engines:
ol engines: There is a malfunction in the fuel system. #
Consult a quali/ed specialist workshop. 422
422
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
¯
AdBlue system fault Engine
start not possible *
The AdBlue ®
system is malfunctioning. You can no longer start theve hicle. #
Consult a quali/ed specialist workshop immediatel y.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
Check engine oil level
when next refuelling *T
he engine oil le vel has dropped tothe minimum le vel.
* N
NO OTE TE Engine damage caused bydriving with insu1cient engine oil #
Avoid long journe yswith insu1cient engine oil. #
Check the engine oil le vel when next refuelling.
To p up the engine oil (/ page 333).
No tes on engine oil (/ page 392).468
468
Displ
aymessages and warning/indicator lamps

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 *D
isplay message onlyfor cer tain engines:
The 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 333).
No tes on engine oil (/ page 392).
5
Engine oil level Reduce oil
level *D
isplay message onlyfor cer tain engines:
The engine oil le vel is too high.
* N
NO OTE 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 *D
isplay message onlyfor cer tain engines:
The engine oil le vel is too lo w. Display messages and
warning/indicator lamps
469 469

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Notethe messages on the instrument displa y.
If t
If t he coolant t
he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the low
he lower end of t
er end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Consult a quali/ed specialist workshop.
If t
If t he coolant t
he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the upper end of t
he upper end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Exit theve hicle and keep a safe distance from it until the engine has cooled down. #
Check the coolant le vel (/ page 334). #
Make sure that the air supply tothera diator is not obstructed. #
Consult a quali/ed specialist workshop. #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. In doing so, ensu rethat the
coolant temp erature display remains below 120°C.
;
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. 478
478
Display messages and
warning/indicator lamps