refuelling MERCEDES-BENZ V-CLASS 2021 Owners Manual

drive at speed,
theve hicle is lo wered automatically
to impr ovedriving saf ety and toreduce fuel con-
sum ption. There is also the option of raising the
ve hicle le vel while driving slo wly, e.g. for driving o.
public roads. The AIRMATIC settings are depend-
ent on the drive prog ram selection.
AIRM ATIC consists of thefo llowing functions and
components:
R all-round air suspension
R speed-dependent lo wering toreduce fuel con-
sum ption
R high le velfo rgr eater ground clearance when
driving slo wly,fo rex ample o. public roads, set
with the LiTLiT F/¦ drive program
R DYNAMIC SELECT switch
% Forth e LiTLiT drive prog ram, the inst rument clus-
te r sho ws th eF symbol next tothe trans-
mission position displa y.The media display
sh ow sth e¦ menu.
V
V ehicle lev
ehicle lev els per dr
els per dr iv
ive pr
e pr ogr
ogram
am
Drive prog rams A and¥:
R theve hicle is set tonormal le vel
R at speeds abo veappr ox. 110 km/h, theve hi-
cle is lo wered
R at speeds below appr ox. 75 km/h, theve hicle
is raised again
Drive prog ram C:
R theve hicle is set tolow le vel
R at higher speeds, theve hicle le vel does not
continue tolower
Drive prog ram F/¦:
R theve hicle is set tohigh le vel
R at speeds abo veappr ox. 30 km/h, theve hicle
le ve l lo wersto the normal le vel
R at speeds below appr ox. 10 km/h, theve hicle
is raised again
R at speeds abo veappr ox. 100 km/h, theve hi-
cle switches todrive prog ram A
% Ifth eve hicle is raised in the LiTLiT drive prog ram
or lo wered when changing from the LiTLiT drive
prog ram to ano ther drive prog ram, occasional
creaking noises may occur at the brake.
% Oper
Oper ation wit
ation wit h a tr
h a trailer or bicy
ailer or bicy cle r
cle rac
ack:
k: ifthe
electrical connection has been cor rectly
es tablished, theve hicle remains on normal
le ve lre ga rdless of speed. Syst
Syst em limits
em limits
If ove rheating pr otection has been activated due to
se veral le velch anges in a short period of time,
AIRMATIC will not function or its availability will be
limi ted. The Compressor is cooling message is
shown in the multifunction displa y.
ATer the cooling phase, AIRMATIC is again availa-
ble without restrictions. R
R
efuelling
efuelling R
R
efuelling t
efuelling t he v
he vehicle
ehicle &
W
WARNING
ARNING Risk of/re orexplosion 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 vomiting. #
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. 146
146
Driving and parking

#
Before you open the fuel /ller cap or take
hold of the pump nozzle, touch the met-
allic 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 mixtu re
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. #
Neverre fuel using petrol. #
Never mix petrol with diesel fuel. *
N NOOTE
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.. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is unloc ked and switched o..
R The auxiliary heating is switched o..
R The front leT-hand door is open.
% Do not getback into theve hicle during the
re fuelling process. Othe rwise, electrostatic
ch arge could build up again.
Obser vethe no tes on operating 0uids
(/ page 271). #
Open fuel /ller 0ap 1. #
Turn fuel /ller cap 2anti-clockwise and
re mo veit. #
Close all vehicle doors topreve nt fuel vapours
from entering theve hicle interior. #
Comple tely slide the /ller neck of the pump
nozzle into theta nk, hook in place and refuel. #
Fillth e fuel tank only until the pump nozzle
switches o.. #
Replace fuel /ller cap 2and turn it clockwise.
Yo u will hear a click when the fuel /ller cap is
closed full y. #
Open the front leT-hand door. #
Close fuel /ller 0ap 1.
% V
Vehicles wit
ehicles wit h a diesel engine and incorr
h a diesel engine and incorr ect
ect
fuelling pr ot
fuelling prot ect
ector ag
or ag ains
ainst rt refuelling wit
efuelling wit h pe
h pet-
t-
r
r ol:
ol: the /ller neck is designed forre fuelling at
diesel /lling pumps for passenger vehicles. Driving and parking
147
147

Eng
rav
Eng raved VIN in t
ed VIN in t he engine com
he engine com par
partment
tment VIN
1is eng rave d into the longitudinal member in
th e engine compartment next tothe fuse box.
Engine number
Engine number
The engine number is stamped onto the crank-
case. You can obtain fur ther information from a
qu ali/ed specialist workshop. Oper Oper
ating
ating 0uids
0uids and capacities
and capacities N
No
ot
tes on oper
es on oper ating
ating0uids
0uids &
W WARNING ARNING Risk of injury from operating
0uids harmful toyour health
Operating 0uids may be poisonous and harmful
to your 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
TEEnvi ronmental
pollution due todisposing of operating 0u-
ids in a non-e nvironmentally responsible
manner Incor
rect disposal of operating 0uids can
cause conside rable damage tothe environ-
ment. #
Dispose of operating 0uids in an environ-
mentally responsible manner. Operating 0uids include
thefo llowing:
R fuels
R exhaust gas aTertreatment additives, e.g.
Ad Blue ®
R lubricants
R coolant
R brake 0uid
R windscreen washer 0uid
R climate cont rol system refrigerants
Only use products which ha vebeen appr oved for
yo ur vehicle byMercedes-Benz. Damage caused
by the use of products that ha venot been
app rove d is not co veredby the Mercedes-Benz
guarantee or goodwill gestures.
Yo u can identify operating 0uids appr ovedby
Mercedes-Benz bythefo llowing inscriptions on the
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 is
av ailable at thefo llowing locations:
R Inthe Mercedes-Benz Speci/cations for Oper-
ating Fluids at https://be vo.mercedes-
benz.com (by entering the designation)
R Ataqu ali/ed specialist workshop
Ad ditives for appr oved operating 0uids are neither
re qu ired nor permitted. Appr oved fuel additives are
th eex ception. Additives can cause engine damage
and must therefore not be added tothe operating
0uids.
The use of additives is alw aysth ere sponsibility of
th eve hicle operator. The use of additives may
re sult in there striction or loss of your wa rranty
claims. &
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. Te
ch nical data
271
271

Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Monitor the coolant temp erature display ?onthe inst rument
cluster. #
Wait until the engine has cooled down. #
Ensure that the air supply tothera diator is not obstructed. #
Avoiding high engine loads, drive on tothe nearest quali/ed spe-
cialist workshop. In doing so, ensu rethat the coolant temp erature
display remains below 120°C.
? *T
hefan mo tor is defective. #
Check the coolant temp erature display ?onthe inst rument
cluster.
If th e coolant temp erature is below 120°C, you can continue driving
to the nearest quali/ed specialist workshop.
Av oid high engine loads, e.g. driving on hilly roads or stop-and-go driv-
ing.
+ Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* N NO OTE
TE Engine damage due toinsu1cient coolant #
Avoid long journe yswith insu1cient coolant. #
Top up with coolant, following the no tes on coolant
(/ page 228).
If yo u frequently need to top up the coolant: #
Have the engine cooling system checked at a quali/ed specialist
wo rkshop.
¸
Replace air cleaner *T
he engine air /lter is dirty and must be replaced. #
Consult a quali/ed specialist workshop.
4 Check eng. oil lev. when
next refuelling *A
warning tone also sounds. The oil le vel in your vehicle has fallen to
th e minimum.
* N NOOTE
TE Engine damage caused bydriving with insu1cient
engine oil #
Avoid long journe yswith insu1cient engine oil. #
Check the oil le vel when next refuelling, at the latest
(/ page 226). #
If necessar y,top up the engine oil (/ page 227).
If engine oil frequently needs tobe topped up: #
Have the engine checked at a quali/ed specialist workshop. 296
296
Display messages and
warning and indicator lamps