Display messagesPossible causes/consequences andMSolutions
The yellow!warning lamp lights up and th ered F (USAonly)
or ! (Canada only) indicator lamp flashes .
It is no tpossibl eto apply th eelectric parking brak emanually.
XShift th etransmission to position P.
XVisitaqualified specialist workshop .
$(USA
only)
J( Canada
only)
Check Brake Fluid
Level
There is no tenough brak efluid in th ebrak efluid reservoir .
In addition ,th e$ (USAonly) or J(Canada only) warning lamp
lights up in th einstrumen tcluste rand awarning tone sounds.
GWARNIN G
The braking effec tmay be impaired.
There is aris kof an accident.
XPull ove rand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions. Do no tcontinu edrivin g
under any circumstances.
XSecur eth evehicl eagainst rollin gaway (Ypage 119).
XConsult aqualified specialist workshop .
XDo notadd brak efluid .This does no tcorrec tth emalfunction .
#
CheckBrakePadWear
The brak epads/linings hav ereached their wear limit.
US Aonly: th ered $ brakesystem warning lamp also lights up while
th eengin eis running.
XVisit aqualified specialist workshop .
G
Inoperative
Oneor mor emain features of th embrace system are malfunctioning .
XHaveth embrace system checke dimmediately at aqualified spe -
cialist workshop .
Collision Preven ‐tionAssist Plu sCurrently Unavaila‐ble See Operator' sManual
COLLISION PREVENTION ASSIST PLU Sis temporarily no toperational.
Possibl ecauses are:
Rth eradar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti cradiation emitted by nearby TV or radi ostation sor
other source sof electromagneti cradiation .
Rthesystem is outside th eoperating temperature range.
Rth eon-boar dvoltag eis to olow.
Whe nth ecauses state dabov eno longer apply, th edisplay message
disappears.
COLLISION PREVENTION ASSIST PLU Sis operational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicl esafely as soo nas possible, payin g
attention to roa dand traffic conditions.
XSecur eth evehicl eagainst rollin gaway (Ypage 119).
XRestart th eengine.
172Display messages
On-board computer and displays
Safety systems
Warning/
indicator
lampNSignal type
Possible causes/consequences and M
Solutions
$JN$ (USA only), J(Canada only): the red brake system warning lamp is lit
while the engine is running. A warning tone also sounds.
GWARNING
The brake boosting effect is malfunctioning and the braking characteristics may be
affected.
There is a risk of an accident.
XPull over and stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving under any circumstances.
XSecure the vehicle against rolling away (Ypage 119).
XVisit a qualified specialist workshop immediately.
XObserve the additional display messages in the multifunction display.
$JN $ (USA only), J(Canada only): the red brake system warning lamp is lit
while the engine is running. A warning tone also sounds.
There is not enough brake fluid in the brake fluid reservoir.
GWARNING
The braking effect may be impaired.
There is a risk of an accident.
XPull over and stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving under any circumstances.
XSecure the vehicle against rolling away (Ypage 119).
XDo not add brake fluid. Adding more will not correct the malfunction.
XConsult a qualified specialist workshop.
XObserve the additional display messages in the multifunction display.
$N USA only: the red brake system warning lamp is lit while the engine is running.
The multifunction display also shows a display message with the #symbol.
The brake pads/linings have reached their wear limit.
XVisit a qualified specialist workshop.
Warning and indicator lamps in the instrument cluster191
On-board computer and displays
Z
Drivingabroad
An extensive Mercedes-Ben zServic enetwor kis
also available in other countries. You can obtain
further information from any authorized
Mercedes-Ben zCenter.
Car e
General notes
HEnvironmental not e
Dispose of empty packagin gand cleanin g
cloths in an environmentally responsible man -
ner.
!Fo rcleanin gyour vehicle, do no tuse any of
th efollowing:
Rdry, rough or har dcloths
Rabrasiv ecleanin gagents
Rsolvents
Rcleanin gagents containin gsolvents
Do no tscrub .
Do no ttouch th esurfaces or protective films
wit hhar dobjects ,e.g. arin gor ic escraper.
You could otherwise scratch or damage th e
surfaces and protective film.
!Do no tpar kth evehicle fo ran extended
period straight after cleanin git,particularly
after havin gcleaned th ewheels wit hwhee l
cleaner. Wheel cleaners could cause
increase dcorrosion of th ebrake discs and
brake pads/linings. Fo rthis reason ,you
should drive fo r afew minutes after cleaning.
Brakin gheat sth ebrake discs and th ebrake
pads/linings, thus drying them. The vehicle
can then be parked.
Regular car eof your vehicle is acondition fo r
retainin gth equalit yin th elon gterm .
Use car eproducts and cleanin gagents recom -
mended and approved by Mercedes-Benz.
Washing th evehicle an dcleaning th e
paintwor k
Automatic car was h
GWARNING
Brakin gefficiency is reduce dafter washin g
th evehicle. There is aris kof an accident.
Afte rth evehicle has bee nwashed, brake
carefully whil epayin gattention to th etraffic
condition suntil full braking powe ris restored .
!Never clean your vehicle in aTouchless
Automatic Car Wash as these use special
cleanin gagents .These cleanin gagents can
damage th epaintwor kor plasti cparts .
If you hav eyour vehicle cleaned in ahigh-
pressure automatic car wash ,small amount s
of water may ente rth evehicle.
!If th eSmartKey is within th erea rdetection
range of KEYLESS-GO ,th efollowin gsitua-
tions, fo rexample, could lead to th euninten -
tional opening of th etailgate:
Rusin g acar wash
Rusin g apowe rwasher
Mak esur ethat th eSmartKey is at leas t10 ft
(3 m) awa yfrom the vehicle.
!Make sure that:
Rthe side windows are fully closed.
Rthe blower for the ventilation/heating is
switched off.
Rthe windshield wiper switch is at position 0.
Rthe rear view camera is switched off.
The vehicle may otherwise be damaged.
!When washing your vehicle in a tow-through
car wash, use the SmartKey instead of the
Start/Stop button.
Start the engine using the SmartKey.. Move
the transmission to Nwith the E-SELECT
lever. Use the SmartKey to switch the engine off again and then turn the SmartKey to posi-
tion 2. Make sure that you then leave the
SmartKey in position 2. You may otherwise
damage the vehicle, the transmission or the
car wash.
Check the transmission position in the instru-
ment cluster.
234Care
Maintenance and care
XRemove dirt immediately, wherepossible,
while avoidin grubbing to ohard.
XSoak insec tremain swit hinsec tremove rand
rinse off th etreated areas afterwards .
XSoak bird droppings withwater and rinse off
th etreated areas afterwards .
XRemove coolant, brakefluid ,tree resin, oils ,
fuel sand greases by rubbing gentl ywit h a
cloth soaked in petroleum ether or lighte r
fluid .
XUse tar remove rto remove tar stains.
XUse silicon eremove rto remove wax.
If water no longer forms "beads "on th epain t
surface, use th epain tcar eproducts recommen -
ded and approve dby Mercedes-Benz. This is th e
cas eapproximately every three to fiv emonths,
depending on th eclimat econdition sand th e
car eproduc tused.
If dirt has penetrated th epain tsurfac eor if th e
pain thas become dull, th epain tcleane rrecom-
mended and approve dby Mercedes-Ben z
should be used.
Do no tuse these car eproducts in th esun or on
th ehoo dwhile th ehoo dis hot .
XUseasuitable touch-up stick ,e.g. MB Touch-
Up Stick ,to repair slight damag eto th epaint-
wor kquickly and provisionally.
Matte finish care
!Never polis hth evehicl eor th eligh talloy
wheels. Polishin gcauses th efinish to shine.
!The followin gmay caus eth epain tto
become shin yand thus reduce th ematte
effect:
Rstron grubbing of th epaintwork wit h
unsuitable materials
Rfrequen tuse of automatic car washe s
Rwashing thevehicl ein direct sunligh t
!Never use paintcleaner, buffing or polishin g
products ,or glos spreserver ,e.g. wax. These
products are only suitable for high-gloss sur -
faces. Their use on vehicles wit hmatte finish
leads to considerable surfac edamag e(shiny,
mottled areas).
Always hav epaintwork repairs carrie dout at a
qualified specialist workshop.
!Do no tuse wash program swit h a hot wax
treatmen tunder any circumstances. Observ
ethese note sif your vehicl ehas aclear
matte finish. This will help you to avoi ddamag e
to th epaintwork due to incorrec ttreatment.
These note salso apply to ligh talloy wheels wit h
a clear matte finish.
iThe vehicl eshould preferably be washe dby
han dusin g asoftsponge, car shampoo and
plenty of water.
iUse only insec tremove rand car shampoo
from th erange of recommended and
approve dMercedes-Benz car eproducts .
Cleaning the vehicle parts
Cleaning the wheels
GWARNIN G
The water je tfrom acircular je tnozzle (dir t
blasters )can caus einvisible exterio rdamag e
to th etires or chassi scomponents. Compo-
nent sdamaged in this way may fail unexpect-
edly. There is aris kof an accident.
Do no tuse powe rwashers wit hcircular je t
nozzles to clean th evehicle. Hav edamaged
tires or chassi scomponent sreplace dimme-
diately.
!Do no tuse acidic whee lcleaning products
to remove brak edust .This could damag e
whee lbolt sand brak ecomponents.
!Do no tpark th evehicl efor an extended
period straight after cleaning it ,particularly
after having cleane dth ewheels wit hwhee l
cleaner. Whee lcleaners could caus e
increased corrosio nof th ebrak edisc sand
brak epads/linings. Fo rthis reason ,you
should driv efor afew minute safter cleaning .
Braking heat sth ebrak edisc sand th ebrak e
pads/linings, thus dryin gthem. The vehicl e
can then be parked.
Cleaning the windows
GWARNIN G
You could become trapped by th ewindshield
wiper sif they start moving while cleaning th e
windshield or wiper blades. There is aris kof
injury.
236Care
Maintenance and care