Fu
el Note
s on fuel grades on vehicles with a gaso‐
line engine
Obser vethe no tes on operating fluids
(/ page 340).
* NO
TEDo not use diesel torefuel vehicles
with a gasoline engine. If
yo u acciden tally refuel with the wrong fuel:
R Do not switch on the ignition. Otherwise
fuel can enter the engine.
Even small amounts of the wrong fuel
could result in damage tothe fuel sy stem
and the engine. The repair costs are high. #
Contact a qualified specialist workshop. #
Have the fuel tank and fuel lines drained
comple tely. Only
refuel using lo w-sulfur regular fuel with at
least 87AKI/91 RON.
% E10 fuel contains an additive of up
to10%
et hanol. Your vehicle is suitable for use with
E10 fuel. You can fuel your vehicle with E10
fuel.
* NO
TEDama gecaused bythe wrong fuel Even small amounts of
the wrong fuel could
re sult in damage tothe fuel sy stem, engine
and exhaust sy stem. #
Only refuel with there commended fuel. *
NO
TEDama gecaused bythe wrong fuel Even small amounts of
the wrong fuel could
re sult in damage tothe fuel sy stem, engine
and exhaust sy stem.
Ne verre fuel with thefo llowing:
R Diesel
R Gasoline with more than 10%ethanol by
vo lume, e.g. E15, E20, E85, E100
R Gasoline with more than 3% me thanol by
vo lume, e.g. M15, M30, M85, M100
R Gasoline with additives con taining me tal #
Do not mix su chfuels with the fuel rec‐
ommended foryo ur vehicle. %
To
ensure the long evity and per form ance of
th e engine, only unleaded regular gasoline
may be used. No
tethat the higher quality premium grade
ga soline can be refueled at any time.
If yo u are using drums or canis ters to refuel the
ve hicle, you should filter the fuel before filling.
This will pr event malfunctions in the fuel sy stem
due tocontaminated fuel.
Usually you will find information about the fuel
grade on the fuel pump. If there is no identifica‐
tion on the fuel pump, consult a gasst ation
attendant.
% Fo
r fur ther information, contact a qualified
specialist workshop or visit http://
www.mbusa.com (USA only).
Note s on additives in gasoline
Obser vethe no tes on operating fluids
(/ page 340).
* NO
TEDama gefrom use of unsuitable
additives Even small amounts of
the wrong additive
may lead tomalfunctions. #
Only add cleaning additives recommen‐
ded byMercedes-Benzto the fuel. Mercedes-Benz
recommends using brand-name
fuels wi thadditives.
In some countries, theav ailable fuel may not con‐
ta in suf ficient amounts of additi ves. Deposits
could build up in the fuel injection sy stem as a
re sult.
In this case, in consultation with an authorized
Mercedes-Benz Center, the fuel should be mixed
with the cleaning additive recommended by
Mercedes-Benz.
Yo u must obse rveth e no tes and mixing ratios
indica ted on the container.
Note s on fuel grades on vehicles with diesel
engines
Gene ral no tes
Obser vethe no tes on operating fluids
(/ page 340). &
WARNING Risk offire from fuel mixture
If yo u mix diesel fuel with gasoline, theflash
point of the fuel mixture is lo werth an that of
pure diesel fuel.
While the engine is running, component pa rts
in theex haust sy stem may overheat without
wa rning. Te
ch nical da ta341
#
If paint, plast ic orrubber comes into
con tact wi thbrake fluid, rinse wi th
wate r immediatel y. Obser
vethe no tes on paintwork/matte finish
paintwork care (/ page 287).
Ha ve the brake fluid replaced regular lyat a quali‐
fi ed specialist workshop.
Only use brake fluid appr ovedby Mercedes-Benz
in accordance with MB-F reigabe or MB-Appr oval
33 1.0.
Fu rther information on brake fluid:
R inthe MB Specifications for operating fluids
at http://be vo.mercedes-benz.com
R at a qualified specialist workshop Coolant
Note
s on coolant
Obser vethe no tes on operating fluids
(/ page 340). &
WARNING ‑ Risk of fire and injury from
antifreeze
If antifreeze comes into con tact wi thhot com‐
ponent parts in the engine compartment, it
may ignite. #
Allow the engine tocool down before
adding antif reeze. #
Make sure that no antifreeze spills out
next tothefiller opening. #
Thoroughly clean off any antifreeze from
component parts before starting the
ve hicle. *
NO
TEDama gecaused byincor rect cool‐
ant #
Only add coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction. Information on coolant is
available at thefo llow‐
ing locations:
R Inthe MB Specifications for operating fluids
31 0.1
- Athttp://be vo.mercedes-benz.com
- Inthe BeVo app
R Ataqu alified specialist workshop *
NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the engine
cooling sy stem is not suf ficiently pr otected
against overheating and cor rosion at high out‐
side temp eratures. #
Always use a coolant appr ovedby
Mercedes-Benz. #
Obser vethe instructions in the MB
Specifications for operating fluids3 10.1 . *
NO
TEPaint wo rkdamage due tocoolant #
Do not spill coolant on painted sur fa‐
ces. Ha
ve the coolant regularly replaced at a qualified
specialist workshop.
No tethe proportion of anti-cor rosion agent/anti‐
freeze in the engine cooling sy stem within thefo l‐
lowing temp erature ranges:
R Atleast 50% (antifreeze pr otection up to
about -35°F (-37°C))
R Maximum 55% (antifreeze pr otection up to
-49°F (-45°C))
Coolant capacities
Engine cooling sy stem Engine
Coolant
M2 74 approx. 3.0 gal
(1 1. 5 liters)
OM642 approx. 2.6 gal
(10 liters)
OM65 1a pprox. 2.5 gal
(9.5 liters) Wi
ndshield washer fluid Note
s on windshield washer fluid
Obser vethe no tes on operating fluids
(/ page 340). &
WARNING ‑ Risk of fire and injury from
windshield washer concentrate
Wi ndshield washer concentrate is highly flam‐
mable. It could ignite if it comes into con tact
wi th hot engine component parts or the
ex haust sy stem. Te
ch nical da ta347
Display messages
Possible causes/consequences and 0050 0050Solutions &
WARNING Danger of bu rns when opening the hood
If yo u open the hood when the engine has overheated or during
a fire inthe engine compartment, you could come into con tact
wi th hot gases or other escaping operating fluids. #
Before opening the hood, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the
hood closed and call thefire service. &
WARNING Risk of scalding from hot coolant
The engine cooling sy stem is pressurized, particularly when the
engine is warm. If you open the cap, you could be scalded byhot
coolant spr aying out. #
Let the engine cool down before opening the cap. #
When opening the cap, wear pr otective glove s and saf ety
gl asses. #
Open the cap slowly torelease pressure. #
Wait until the engine has cooled down. #
Ensure that the air supply tothe engine radiator is not obstruc‐
te d. #
Avoiding high engine loads, continue tothe nearest qualified
specialist workshop. Ensure that the coolant temp erature dis‐
play remains below 248°F (120°C).
00AC Check Coolant Level See
Operator's Manual *T
he coolant le vel is too lo w. &
WARNING Risk of scalding from hot coolant
The engine cooling sy stem is pressurized, particularly when the
engine is warm. If you open the cap, you could be scalded byhot
coolant spr aying out. #
Let the engine cool down before opening the cap. #
When opening the cap, wear pr otective glove s and saf ety
gl asses. #
Open the cap slowly torelease pressure. *
NO
TEEngine damage due toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Top up coolant (/ page 282).
Regeneration Not Possi-
ble *N
otall conditions ha vebeen met forre ge neration of the diesel par‐
ticulate filter . #
Continue driving as normal until all conditions ha vebeen met for
re ge neration of the diesel particulate filter.
The load condition of the diesel particulate filter is over 50% and the
message still appears on the instrument clus ter. Displ
aymessa ges and warning and indicator lamps 367
Display messages
Possible causes/consequences and 0050 0050Solutions
Af terth e message appears forth efirs t time, the engine can only be
st ar ted ano ther 10 times. The number of remaining engine starts XX
(10 to1) is shown in the message everytime the engine is star ted. #
Visit a qualified specialist workshop immediately.
0099 Additive System Fault
Emergency Op.: XXX
mph See Operator's
Manual *
In addition, theye llow 00B9 Check Engine warning lamp on the
instrument clus ter lights up and a warning tone sounds.
Yo u can only drive theve hicle at a maximum speed of 5 mph
(8 km/h). #
Visit a qualified specialist workshop immediately. Ti
res Display messages
Possible causes/consequences and 0050
0050 Solutions
Tire Pressure Monitor
Inoperative No Wheel
Sensors *T
he ins talled wheels do not ha vesuitable tire pressure sensors. The
tire pressure monitor has been switched off. #
Install wheels with suitable tire pressure sensors.
0077
Tire Press. Sen. Missing *T
he tire pressure sensor signal is missing from one or more tires.
No pressure value is displa yedfo rth e tire in question. #
Have thefa ulty tire pressure sensor replaced at a qualified spe‐
cialist workshop.
Tire Press. Monitor Cur-
rently Unavailable *T
here is inter fere nce from a po werful source of radio wav es As a
re sult, no signals from the tire pressure sensors are received. The
tire pressure monitor is temp orarily una vailable. #
Continue driving.
As soon as the cause has been eliminated, the tire pressure
monitor automatically switches on.
0077 Warning Tire Malfunction *T
he pressure in one or more tires suddenly falls. The wheel position
is shown. &
WARNING Risk of an accident from driving wi thaflat tire
Flat tires are dangerous in thefo llowing ways:
R The tires can overheat and cause a fire.
R The driving characteristics, as well as steering and braking,
may be greatly impaired.
Yo u could then lose cont rol of theve hicle. #
Do not drive with a flat tire. #
Obse rveth e no tes on flat tires. In
fo rm ation about flat tires (/ page 294). #
Stop theve hicle in accordance with the tra ffic conditions. #
Check the tires. Display messages and
warning and indicator lamps 369
Engine
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00AC
Coolant warning lamp The
red coolant warning lamp lights up while the engine is running.
* Po ssible causes:
R temp erature sensor malfunctioning
R coolant le velto o low
R air supply tothe engine radiator obstructed
R engine radiator fanfa ulty
If a warning tone also sounds, the coolant has exceeded thete mp era‐
ture of 248 °F (120 °C). &
WARNING Danger of bu rns when opening the hood
If yo u open the hood when the engine has overheated or during a
fi re inthe engine compartment, you could come into con tact wi th
hot gases or other escaping operating fluids. #
Before opening the hood, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the
hood closed and call thefire service. #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. Do not continue driving. #
Obser vethe messages on the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp era‐
ture scale: #
Consult a qualified specialist workshop.
Otherwise: #
Leavetheve hicle and keep a safe dis tance from theve hicle until
th e engine has cooled down. #
Check the coolant le vel(/ page 282). #
Ensure that the air supply tothe engine radiator is not obstructed. #
Without subjecting the engine toexc essive stra in, continue tothe
nea rest qu alified specialist workshop. Ensure that the coolant
te mp erature display remains below 248 °F (120 °C).
003D
Electrical malfunction
wa rning lamp The elect
rical malfunction redwa rning lamp lights up.
*A malfunction has occur red in the electrics. #
Read the messages on the multifunction displa y.
00D4
Fu elreser vewarning
lamp The fuel
reser veyellow warning lamp lights up while the engine is on.
*T he fuel supplies ha vereached there ser veleve l. #
Refuel. 384
Displaymessa ges and warning and indicator lamps