warning light MERCEDES-BENZ V-CLASS 2021 Workshop Manual

Example: cap and coolant
expansion reser voir
Chec
Chec king t
king t he coolant lev
he coolant lev el
el #
Slowly turn the cap 1ofthe coolant expan-
sion reser voir2 half a turn anti-clockwise and
allow overpressure toescape. #
Turn cap 1further and remo veit.
The coolant le vel is cor rect in thefo llowing cases:
R Uptomar ker bar 3when the engine is cold
R Ifth e engine is warm, up to1.5 cm over
mar ker bar 3
T
T op up t
op up t he coolant
he coolant
Only use coolant appr oved for Mercedes-Benz to
av oid damaging the engine cooling system. #
Referto the information on coolant
(/ page 277). #
Re/ll the coolant up tothe mar ker bar 3in
th e /ller opening of the coolant expansion res-
er vo ir2. #
Replace cap 1and tighten in a clockwise
direction. #
Start the engine. #
Set thete mp erature in theve hicle interior to
th e maximum output on the control panel of
th e climate control. #
ATer about /ve minutes, switch o. the engine
again and allow it tocool down. #
Check the coolant le vel again and top up the
coolant if necessar y. F
F
illing up t
illing up t he windscr
he windscr een w
een washer syst
asher syst em
em &
W
WARNING
ARNING Risk of /re and injury from
windscreen washer concentrate
Wi ndsc reen washer concentrate is highly 0am-
mable. #
Avoid /re, naked 0ames, smoking and
th e creation of spar kswhen using wind-
screen washer concentrate. &
W
WARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Cer tain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of theex haust system. #
Allow the engine tocool down and only
to uch component parts described in the
fo llowing. *
N
NOOTE
TE Damage totheex terior lighting due
to unsuitable windscreen washer 0uid Unsuitable windscreen
washer 0uids may dam-
age the plastic sur face of theex terior lighting. #
Only use windscreen washer 0uids that
are also suitable for use on plastic sur fa-
ces, e.g. MB SummerFit or MB WinterFit. T
T
opping up t
opping up t he w
he washer
asher 0uid
0uid Wa
sher 0uid reser voir (e xamp le) #
Obser vethe no tes on windscreen washer 0uid
(/ page 277). #
Pull cap 1upwards bytheta b. #
Top up thewa sher 0uid. Main
tenance and ca re
229
229

R
Use only automatic car washes that meet cur-
re nt tech nological standa rds.
R Do not use a wash prog ram that ends with a
hot wax treatment in automatic car washes.
R Do not use paint cleaners, bu1ng or polishing
products, or gloss preser vers, e.g. wax.
R Always ha vepaintwork repairs car ried out at a
qu ali/ed specialist workshop. N
No
ot
tes on t
es on t he car
he care of v
e of vehicle par
ehicle par ts
ts &
W
WARNING
ARNING Risk of injury if unsuitable
climbing aids are used
In theev ent that you use openings in the body-
wo rkor attachments as steps, you could:
R Slip and/or fall.
R Damage theve hicle and thus slip and fall. #
Always use non-slip, stable climbing aids,
e.g. a suitable ladder. &
W
WARNING
ARNING Risk of ent rapment if the wind-
screen wipers are switched on while the
windscreen is being cleaned
If th e windscreen wipers are set in motion
while you are cleaning the windscreen or wiper
blades, you can be trapped bythe wiper arm. #
Always switch o. the windscreen wipers
and the ignition before cleaning the wind-
screen or wiper blades. &
W
WARNING
ARNING Risk of burns from theta ilpipe
and tailpipe trims
The exhaust tailpipe and tailpipe trims can
become very hot. If you come into contact with
th ese parts of theve hicle, you could burn your-
self. #
Always be particular lycareful around the
ta ilpipe and theta ilpipe trims and super-
vise children especially closely in this
area. #
Allow vehicle parts tocool down before
to uching them. *
N NOOTE TE Damage caused bythe use of open-
ings in the bodywork or de tach able part as
a step Using
the lo wer guide of the sliding door (car-
ri age) as a step can damage the trim and/or
mechanism of the sliding door. #
Do not use the guide of the sliding door
(car riage) as a step. %
Information on suitable cleaning agents or
cleaning clo ths can be obtained from a quali-
/ed specialist workshop.
To prev ent damage totheve hicle, obser vethe
no tesfo r cleaning and care of thefo llowing vehicle
parts:
Wheels and r Wheels and r ims
ims
R Use water and acid-free alloy wheel cleaner.
R Do not use acidic alloy wheel cleaners to
re mo vebrake dust. Otherwise, wheel bolts and
brake components could be damaged.
R Toavo id cor rosion of brake discs and brake-
pads, drive for a few minutes aTer cleaning
before parking theve hicle. The brake discs and
brakepads warm up and dry out.
W
W indo ws
indo ws
R Clean the windo wsinside and outside with a
damp clo thand with a cleaning agent recom-
mended for Mercedes-Benz.
R Do not use dry clo ths, abrasive cleaning agents
or cleaners containing sol vents toclean the
inside of windo ws.
W
W iper blades
iper blades
R With th e wiper arms folded away,clean the
wiper blades with a damp clo th (/ page 118).
R Do not clean the wiper blades too oTen.
Ext
Ext er
erior lighting
ior lighting
R Clean the lenses with a wet sponge and mild
cleaning agent, forex ample, car shampoo.
R Only use cleaning agents or clo ths suitable for
plastic lenses.
Sensors
Sensors
R Clean the sensors in the front and rear bump-
ers with a soT clo thand car shampoo
(/ page 152).
R When using a high-pressure cleaner, keep a
minimum distance of 30 cm. 232
232
Maintenance and care

R
R
e
ev
ver
er sing camer
sing camer a and 360° Camera
a and 360° Camera
R Open the camera co ver with the multimedia
system (/ page 167).
R Use clean water and a soT clo thtoclean the
camera lens.
R Do not use a high-pressure cleane r.
Sliding door
Sliding door
R Remo ve fo reign objects from the vicinity of the
contact plates and contact pins of the sliding
door.
R Clean the contact plates and contact pins with
a mild cleaning agent and a soT clo th.
R Do not oil or grease the contact plates and the
contact pins.
T
T ailpipes
ailpipes
R Clean with a cleaning agent recommended for
Mercedes-Benz, especially in the winter and
aTer washing theve hicle.
R Do not use acidic cleaning agents.
Tr
Tr ailer hitch
ailer hitch
R Obser vethe no tes on care in the trailer hitch
manufacturer's operator's manual.
R Do not clean the ball neck with a high-pressure
cleaner or sol vent.
R Remo vetraces of rust on the ball, forex ample,
with a wire brush.
R Remo vedirt with a lint-free clo th.
R ATer cleaning, lightly oil or grease the ball
head.
% Before using trailers with anti-swer vecoupling,
no te the manufacturer's operator's manual. N
No
ot
tes on t
es on t he cleaning and car
he cleaning and car e of t
e of the int
he int er
erior
ior &
W
WARNING
ARNING Risk of injury from plastic parts
breaking o. aTer the use of sol vent-based
ca re products
Care and cleaning products containing sol-
ve nts can cause sur faces in the cockpit to
become porous. When the airbags are
deplo yed, plastic parts may break away. #
Do not use any care or cleaning products
containing sol vents toclean the cockpit. &
W WARNING
ARNING Risk of injury or fatal injuries
from bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to tear
or fail in an accident. #
Never bleach or dye seat belts. *
N
NOOTE
TE Property damage due todisinfec-
ta nts and cleaning agents The interior includes a number of sensitive sur-
fa ces such as displa ys, plastics and leather.
Disin fectants and cleaning agents can contain
subs tances that pen etra te and damage sur fa-
ces. Tech nology behind buttons and displa ys
can also be damaged. #
Select disin fectants and cleaning agents
carefully and use them only for sur faces
ex plicitly appr ovedby the manufacturer. #
Do not use disinfectants and cleaning
agents in enclosed spaces and ventila te
aTer use. #
Use the disinfectant or cleaning agent
carefully according tothe manufacturer's
inst ructions and do not soak any parts of
th e interior. *
N NOOTE
TE Property damage due todisinfec-
ta nts The interior includes a number of sensitive sur-
fa ces such as displa ys, plastics and leather.
Disin fectants can contain alcohol and other
subs tances that attack and damage sur faces.
Te ch nology behind buttons and displa yscan
also be damaged. #
Only use disin fectant on sur faces explic-
itly appr ovedby the manufacturer. #
Do not use disinfectants in enclosed
spaces and ventila teaTer use. #
Do not use disin fectants that contain
alcohol. #
Use disin fectant carefully according to
th e manufacturer's inst ructions and do
not soak any parts of the interior. To
prev ent damage totheve hicle, obser vethefo l-
lowing no tesfo r cleaning and care: Maintenance and care
233 233

Obser
vethefo llowing no tes:
R Recharge the battery more frequently in the
fo llowing cases:
- You predominantly drive short distances.
- You predominantly drive at low outside
te mp eratures.
- You lea vetheve hicle par kedfo r a lengt hy
period.
In order forth e batteries toachie vetheir maxi-
mum possible service life, they must alw ays be
su1ciently charge d.
R Consult a quali/ed specialist workshop if you
wish tolea veyour vehicle par ked up for long
periods.
R When you park theve hicle, remo vetheke y if
yo u do not requ ire any electrical consumers.
The vehicle will then use very little energy, thus
conserving battery po wer.
R Ifyo ur vehicle requ ires jump-starting, or if you
wish toprov ide jump-starting assistance to
ano ther vehicle, only use the jump-start con-
nection point in the engine compartment
(/ page 240).
Inst
Inst allation locations
allation locations
Yo ur vehicle may be equipped with thefo llowing
two batteries located in the seat base of theright-
hand front seat, depending on the equipment ver-
sion:
R Starter battery
R Support battery S
S
t
tar
ar ting assist
ting assist ance and c
ance and c har
harging t
ging t he 12 V batt
he 12 V batt ery
ery &
W
WARNING
ARNING Risk ofexplosion from a frozen
battery
A dischar ged battery may freeze at temp era-
tures slightly abo veor below freezing point.
During starting assistance or battery charging,
battery gas can be released. #
Always allow a battery tothaw before
ch arging it or per form ing starting assis-
ta nce. If
th ewa rning/indicator lamps do not light up in
th e inst rument cluster at temp eratures around or
below freezing, it is highly probable that the dis-
ch arge d battery has frozen. In
this case, obser vethefo llowing points:
R Do not give theve hicle starting assis tance or
ch arge the batter y.
R The service life of a bat tery that has been
th awe d may be reduced drasticall y.
R The starting beh aviour may de teriorate, partic-
ular lyat low temp eratures.
R It is recommended that you ha veath awe d bat-
te ry checked at a quali/ed specialist workshop. &
W
WARNING
ARNING Risk ofexplosion due toexplo-
sive mixture of gases
An explosive mixture of gases can escape from
th e battery during charging and starting assis-
ta nce. #
Fire, naked 0ames, smoking and creating
spar ksmust be avoided. #
Make sure there is adequate ventilation. #
Do not stand overth e batter y. &
W
WARNI NG
ARNI NGDanger of chemical burns from
th e battery acid
Battery acid is caustic. #
Avoid contact with the skin, eyes or
clo thing. #
Do not lean overth e batter y. #
Do not inhale battery gases. #
Keep children away from the batter y. #
Immediately rinse battery acid o. thor-
oughly with plenty of clean water and
seek medical attention immediatel y. S
S
t
tar
ar ting assist
ting assist ance
ance
* NO
NOTE
TEDamage caused bynumerous or
ex tended attem ptsto start the engine Numerous or
extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combusted fuel. #
Avoid numerous and extended attem pts
to start the engine. Do not use a
rapid charging device tostart the
ve hicle. If your vehicle's battery is dischar ged, the
engine can be jump-star ted from ano ther vehicle
or from a donor battery using jump leads. Forth is
purpose, theve hicle has a jump-start connection
point in the engine compartment. 240
240
Breakdown assistance

#
Start the engine of the donor vehicle and run it
at idling speed. #
Start theve hicle and let the engine runfo r a
while. #
Before disconnecting the jump leads, switch
on an electrical consumer in your ow nve hicle,
e.g. there ar wind owheater or the lighting. #
Disconnect the negative term inal clamp of the
jump lead from ea rth contact 4and then
from negative term inal 2ofthe donor bat-
te ry. #
Disconnect the positive term inal clamp of the
jump lead from positive term inal 5onthe
jump-start connection point, and then from
positive term inal 3ofthe donor batter y.
Contact pr otection co ver1 is automatically
re turned forw ards toits original position bythe
spring forc e and the jump-start connection
point is closed. #
Position the co ver on positive term inal 3of
th e donor batter y. #
Have the battery checked at a quali/ed spe-
cialist workshop.
Char
Char ging t
ging t he 12 V batt
he 12 V batt ery
ery
* NO
NOTE
TEDamage tothe electronics caused
by non-appro vedch arging devices Charging a /tted battery with a battery
charger
which has not been appr ovedby Mercedes-
Benz can damage the on-board electronics. #
Only use a battery charge r which has
been appr ovedby Mercedes-Benz and
which permits charging the battery when
it is /t tedintheve hicle. #
Only charge the battery using the jump-
start connection point. A battery
charge r specially adap tedfo r Mercedes-
Benz vehicles and tested and appro vedfor
Mercedes-Benz is available as an accessor y.
Fu rther information is available from any
Mercedes-Benz Se rvice Centre. Read the operat-
ing inst ructions foryo ur charge r before charging
th e batter y.
Re charge the battery more frequently if you use
th eve hicle mainly for short trips and/or drive at
low outside temp eratures. #
Connect the battery charge rto the positive ter-
minal and ear thcontact in the same order as when connecting
the donor battery in the
jump-starting procedu re.
% If a battery is not /tted and not in service, you
should charge itev ery thre e months. This
helps tocounteract self-discharging and pre-
ve nt damage tothe batter y.
12 V batt
12 V batt er
ery care
y care
* NO
NOTE
TEBattery dischar gedue toleakage
cur rents Dirty bat
tery term inal clamps and battery sur-
fa ces cause leakage cur rents. This can lead to
th e battery discharging. #
Keep the battery term inals and battery
sur faces clean and dr y. *
N
NO
OTE
TE Damage tothe battery housing due
to improper cleaning If
yo u use cleaning agents containing fuel,
th ese can damage the battery housing. #
Do not use cleaning agents containing
fuel. *
N NOOTE TE Damage tothe battery due toself-
dischar ge If dirt
gets into the battery cell, the self-dis-
ch arge ofthe battery is increased and the bat-
te ry can be damaged. #
Only clean the battery with the cell caps
scr ewe d in. Obser
vethefo llowing points on battery care: #
Regular lych eck the battery term inals and the
fa stening of the negative cable tothech assis
to ensure that they are /rmly seated. #
Lightly grease the undersides of the battery
te rm inal clamps with acid-resistant grease. #
Only clean the battery housing with commer-
cially available cleaning agents. Disconnecting and r
Disconnecting and r
emo
emoving t
ving t he st
he start
arter batt
er batt ery
ery &
W
WARNING
ARNING Risk ofexplosion due tohydro-
ge nga s igniting
If, when charging a batter y,there is a short cir-
cuit or spar ksstart toform ,th ere is a danger
of hydrogen gas igniting. 242
242
Breakdown assis
tance

R
R
emo
emo ving a wheel
ving a wheel R
R
eq
eq uir
uir ements:
ements:
R The vehicle is raised (/ page 262).
When changing a wheel, avoid applying any force
to the brake discs since this could impair the le vel
of comfort when braking.
* NO
NOTE
TEDamage tothre ading from dirt on
wheel bolts #
Do not place wheel bolts in sand or on a
dirty sur face. #
Unscr ewthe wheel bolts. #
Remo vethe wheel. F
F
itting a ne
itting a ne w wheel
w wheel R
R
eq
eq uir
uir ements
ements
R The wheel is remo ved (/ page 263). &
W WARNING ARNING Risk of accident from losing a
wheel
Oiled or greased wheel bolts can cause the
wheel bolts tocome loose, as too can dam-
aged wheel bolts or wheel hub thre ads. #
Never oil or grease theth re ads. #
Intheev ent of damage totheth re ads,
contact a quali/ed specialist workshop
immediatel y. #
Have the damaged wheel bolts or dam-
aged hub thre ads replaced. #
Do not continue driving. &
W
WARNING
ARNING Risk of injury from tightening
wheel bolts and nuts
If yo u tighten the wheel bolts or wheel nuts
when theve hicle is raised, the jack could tip. #
Only tighten wheel bolts or wheel nuts
when theve hicle is on thegr ound. #
Obser vethe information on thech oice of tyres
(/ page 258). #
Obser vethe inst ructions and saf ety no tes on
ch anging a wheel (/ page 258).#
For saf etyre asons, only use wheel bolts or
wheel nuts which ha vebeen appr ovedby
Mercedes-Benz and forth e wheel in question. #
Clean the wheel and wheel hub contact sur fa-
ces. Low
Low
er
ering t
ing t he v
he vehicle
ehicle aTer
aTera wheel c
a wheel c hange
hange &
W
WARNING
ARNING Risk of accident due toincor-
re ct tightening torque
The wheels could come loose if the wheel bolts
or wheel nuts are not tightened tothe prescri-
bed torque. #
Ensure that the wheel bolts or wheel nuts
are tightened tothe prescribed tighten-
ing torque. #
Ifyo u are not sure, do not mo vetheve hi-
cle. Con tact a quali/ed specialist work-
shop and ha vethe tightening torque
ch ecked immediatel y. R
R
eq
eq uir
uir ements:
ements:
R The new wheel has been /t ted (/page 263). #
Place the adap ter and thera tchet on the he xa-
gon head nut of the jack such that the lettering
AB/DOWN is visible. #
T
To low
o low er t
er the v
he v ehicle:
ehicle: turnthera tchet of the
jack anti-clockwise. #
S
St
teel wheels:
eel wheels: tightenth e wheel bolts evenly in
a crosswise pattern in the sequence indicated
(1 to5 ) and toa maximum of 200 Nm. #
Light-allo
Light-allo y wheels:
y wheels: tightenthe wheel bolts
ev enly in a crosswise pattern in the sequence
indicated (1 to5 ) and toa maximum of
180 Nm. #
Check the tyre pressure of the ne wly/tted
wheel and adjust it if necessar y.
V
V ehicles wit
ehicles wit h t
h the tyr
he tyr e pr
e pressur
essur e monit
e monit or syst
or system:
em:all
/t ted wheels must be equipped with functioning
sensors. #
Retighten the wheel bolts tothe speci/ed tight-
ening torque aTer theve hicle has been driven
50 km. Wheels and tyres
263
263

R19
R19
T
T
yr
yr es
es Light-allo
Light-allo y wheels
y wheels
245/45 R19 XL 102Y 8 J x 19 H2 ET 52245/45 R19 XL 102Y: only
forve hicles with a per-
missible gross weight up to3,200 kg and a permis-
sible axle load of 1,650 kg on there ar axle. Use of
snow chains is not permitted. Obser vethe no tes
under "Snow chains". Spar Spar
e wheel e wheel N
No
ot
tes on t
es on t he emerg
he emerg ency spar
ency spar e wheel and spare
e wheel and spare
wheel
wheel Spar
Spar
e wheel:
e wheel: wheel and tyre dimensions as well as
th e type of tyre cor respond totheot her /tted
wheels.
% A label with the limit speed and tyre pressure
can be found on the emer gency spa rewheel.
A /tted spare wheel changes the driving character-
istics and bears risks. &
W
WARNING
ARNING Risk of accident due toincor-
re ct wheel and tyre dimensions
The spare wheel can signi/cant lyimpair the
driving characteristics of theve hicle.
To prev ent hazardous situations: #
Adapt your driving style accordingly and
drive carefull y. #
Never /t more than one spare wheel that
di.ers in size tothe wheel being
re placed. #
Only use the spare wheel brie0y. #
Have a spare wheel of a di.erent size
re placed at the nearest quali/ed special-
ist workshop. It is essential that the new
wheel and tyre ha vethe cor rect dimen-
sions and that the cor rect tyre type is
obser ved. R
When using a spare wheel (di.erent from the
wheel tobe replaced), you must not exceed a
to p speed of 80 km/h.
R The tyre pressure of the spare wheel must be
ch ecked before starting a journey and, if nec-
essar y,adjusted (/ page 254).
R Have the spare wheel replaced bya quali/ed
specialist workshop. The
following should be checkedre gular ly, particu-
lar lyprior tolong journe ys:
R the secure positioning of the spare wheel
R the tyre pressure of the spare wheel (adjust
th e tyre pressure if necessary) (/ page 254)
R thefa stenings of the spare wheel holder
The spare wheel is located in a spare wheel holder
under there ar of theve hicle.
Re place the tyres aTer six years at the latest,
re ga rdless of wear. This also applies tothe spare
wheel.
% Ifyo u ha ve/tted a spare wheel, the tyre pres-
sure monitor will not function forth is wheel.
The spare wheel is not equipped with a sensor
fo r monitoring tyre pressure. F F
itting and r
itting and r emo
emoving t
ving t he spar
he spar e wheel
e wheel R
R
emo
emo ving t
ving t he spar
he spar e wheel under t
e wheel under t he r
he rear of t
ear of t he
he
v
v ehicle
ehicle #
Take the wheel wrench and the auxiliary tool
fo rth e spare wheel winch out of theve hicle
to ol kit (/ page 250). #
Carefully prise o. co ver cap 1with a suitable
to ol, e.g. a scr ewdriver. Be careful not todam-
age the paintwork or the co vering cap when
doing so. Wheels and tyres
267
267

Coolant
Coolant
N
No
ot
tes on coolant
es on coolant
Obser vethe no tes on operating 0uids
(/ page 271). &
W
W ARNING
ARNING Risk of /re‑ and injury from
antifreeze
If antifreeze comes into contact with hot com-
ponent parts in the engine compartment, it
may ignite. #
Allow theve hicle tocool down before
yo uto p up the antifreeze. #
Make sure that no antif reeze spills out
next tothe /ller opening. #
Thoroughly clean the antifreeze from
component parts before starting the
ve hicle. *
N
NOOTE
TE Damage caused byincor rect cool-
ant #
Only add coolant that has been premixed
with there qu ired antifreeze pr otection. Information on coolant is
available at thefo llowing
locations:
R Inthe Mercedes-Benz Speci/cation for Operat-
ing Fluids 320.1
- Athttps://be vo.mercedes-benz.com
- Inthe Mercedes-Benz BeVo app
R Ataqu ali/ed specialist workshop
* N
NOOTE
TE Overheating at high outside temp er-
atures If an inappropriate coolant is used,
the engine
cooling system is not su1cient lyprotected
against overheating and cor rosion at high out-
side temp eratures. #
Always use coolant appr ovedby
Mercedes-Benz . #
Obser vethe inst ructions in the
Mercedes-Benz Speci/cations for Oper-
ating Fluids 320.1. *
N
NOOTE
TE Paintwork damage due tocoolant #
Do not spill coolant on painted sur faces. Ha
ve the coolant regular ly replaced at a quali/ed
specialist workshop. No
tethe proportion of anti-cor rosion agent/anti-
freeze in the engine cooling system within thefo l-
lowing temp erature ranges:
R A minimum of 50% (antifreeze pr otection down
to about -37°C)
R A maximum of 55% (antifreeze pr otection down
to -45°C)
Capacities, coolant
Capacities, coolant
Engine cooling syst Engine cooling syst em
em Model
Model
Capacity
Capacity
All models Approx. 10.4 l
Appr ox. 13.4 l
on vehicles with auxili-
ary heating W
W
indscr
indscr een w
een washer
asher 0uid
0uid N
No
ot
tes on windscr
es on windscr een w
een washer
asher 0uid
0uid
Obser vethe no tes on operating 0uids
(/ page 271). &
W
WARNING
ARNING ‑ Risk of /re and injury due to
windscreen washer concentrate
Wi ndsc reen washer concentrate is highly 0am-
mable. It could ignite if it comes into contact
with hot engine component parts or the
ex haust system. #
Make sure that no windscreen washer
concentrate spills out next tothe /ller
opening. *
N
NOOTE
TE Damage totheex terior lighting due
to unsuitable windscreen washer 0uid Unsuitable windscreen
washer 0uids may dam-
age the plastic sur face of theex terior lighting. #
Only use windscreen washer 0uids which
are also suitable for use on plastic sur fa-
ces, e.g. MB SummerFit or MB WinterFit. *
N
NOOTE
TE Bloc ked spr aynozzles caused by
mixing windscreen washer 0uids #
Do not mix MB SummerFit and MB Win-
te rFit with other windscreen washer 0u-
ids. Do not use distilled or de-ionised
water. Otherwise,
th e /ll le vel sensor may give a false reading. Te
ch nical data
277
277

Safe
Safe
ty syst
ty syst ems
ems Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
!
÷ inoperative See Owner's
Manual *
ABS, BAS, Hill Start Assist and ESP ®
as well as its driving saf ety sys-
te ms are una vailable due toa malfunction.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated.
The brake system continues tofunction normall y,but without the
functions listed ab ove. &
W WARNI NG
ARNI NGRisk of skidding if ABS and ESP ®
are malfunction-
ing
The wheels may block during braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired
and the braking distance may increase. In addition, other driving
saf ety systems are swit ched o.. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a quali/ed spe-
cialist workshop. !
÷
currently unavailable
See Owner's Manual *
ABS, BAS, Hill Start Assist and ESP ®
as well as its driving saf ety sys-
te ms are temp orarily una vailable.
AT TENTION ASSIST is deactivated and other driving systems could be
automatically deacti vated.
The on-board electrical system voltage may be insu1cient, forex am-
ple.
The brake system continues tofunction normall y,but without the
functions listed ab ove. &
W WARNI NG
ARNI NGRisk of skidding if ABS and ESP ®
are malfunction-
ing
The wheels may block during braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired
and the braking distance may increase. In addition, other driving
saf ety systems are swit ched o.. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a quali/ed spe-
cialist workshop. #
Drive on carefully and, on a suitable st retch of road, make some
slight steering mo vements at a speed abo ve20 km/h. #
Check whe ther the display message has disappeared and ESP ®
is
operational.
If th e display message continues tobe shown: #
Drive on carefull y. #
Consult a quali/ed specialist workshop immediatel y. 282
282
Display message
s andwarning and indicator lamps

Displa
Displa
y messag
y messag es P
es P ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Front-passenger airbag
disabled See Owner's
Manual *T
he front passen ger airbag is disabled while theve hicle is in motion
ev en though an adult or a person with a cor responding build is occu-
py ing the front passenger seat.
If additional forc es are applied tothe seat or the front passenger is
not sitting on the seat sur face proper ly (/ page 35), thewe ight the
system de tects may be too lo w. &
W WARNI NG
ARNI NG‑ Risk of injury or even fata l injury when the front
passenger airbag is disabled
If th e front passenger airbag is disabled, It will not be deplo yed in
th eeve nt of an accident and cannot per form its intended pr otec-
tive function.
A person in the front passenger seat could then, forex ample,
come into contact with theve hicle interior, especially if the person
is sitting too close tothe dashboa rd. #
Beawa reofthe status of the front passenger airbag bo th
before and during the journe y. #
Stop theve hicle immediately in accordance with the tra1c condi-
tions. #
Secure theve hicle against rolling away. #
Ensure that no objects ha vebecome trapped beneath the front
passenger seat. #
Switch o. theve hicle. #
The front passen ger must getout of theve hicle. #
Make sure that the front passenger seat is unoccupied, close the
front passenger door and switch on theve hicle. #
Obser vethePA SSENGER AIRBAG OFF indicator la mponthe
cent reconsole and the display messages. #
With th e seat unoccupied and theve hicle switched on, check the
fo llowing:
R The PASSENGER AIRBAG OFF indicator la mpmust light up
continuousl y.Ifth e indicator lamp is lit, the automatic front
passenger airbag actuation has disabled the front passenger
airbag (/ page 35).
R The display must not show the messages Front-passenger air-
bag enabled See Owner's Manual orFront-passenger airbag
disabled See Owner's Manual . #
Waitfor at least one minute until the necessary system checks
ha ve been comple ted. #
Ensure that the display does not show either of the two display
messages about the front passenger airbag.
If th ese conditions are met, the front passenger seat can be occupied
again.
If th ese conditions are not met, the automatic front passenger airbag
actuation is malfunctioning. #
Consult a quali/ed specialist workshop immediatel y. Display messages and
warning and indicator lamps
283 283