If
yo u ha vetocar ryout any workinthe engine
compartment, touch only thefo llowing compo‐
nents:
R Hood
R Engine oil filler opening cap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap &
WARNING Danger of bu rns when open‐
ing the hood
If yo u open the hood when the engine has
ove rheated or during a fire inthe engine com‐
partment, 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 com‐
partment, keep the hood closed and call
th efire service. &
WARNING Risk of scalding from hot
coolant
The engine cooling sy stem is pressurized,
particular lywhen the engine is warm. If you
open the cap, you could be scalded byhot
coolant spr aying out. #
Letthe engine cool down before open‐
ing the cap. #
When opening the cap, wear pr otective
gl ove s and saf etygl asses. #
Open the cap slowly torelease pres‐
sure. Allow
the engine and the engine cooling sy stem
to cool down before checking the coolant le vel or
re filling coolant.
* NO
TEPaint wo rkdamage due tocoolant If coolant
gets on painted sur faces, the paint‐
wo rkcan be damaged. #
Add coolant carefully. #
Remo vespilled coolant. Checking
the coolant le vel Example: coolant
expansion reser voir #
Park theve hicle on an even sur face. #
Open the hood (/ page278). #
Slow ly tu rncoolant expansion reser voir cap
1 half a turn coun ter-clockwise and allow
exc ess pressure toescape. #
Turn coolant expansion reser voir cap 1fur‐
th er and remo veit. #
Check the coolant le vel.
There is enough coolant in coolant expansion
re ser voir if the coolant reaches the MAX
mar k.
Ad ding coolant #
Refill th e coolant tothe MAX mark on the
coolant expansion reser voir.
Only use coolant appr oved byMercedes-Benz to
avo id damaging the engine cooling sy stem. #
Replace coolant expansion reser voir cap 1
and tigh ten in a clo ckwise direction. #
Start the engine. #
After appro ximately five minutes, switch off
th e engine again and allow it tocool down. #
Che ckthe coolant le vel again and add coolant
if necessar y.
% Obser
veadditional coolant information
(/ page 347). Main
tenance and care 283
Fi
lling up the windshield washer sy stem &
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch component parts desc ribed in the
fo llowing. If
yo u ha vetocar ryout any workinthe engine
compartment, touch only thefo llowing compo‐
nents:
R Hood
R Engine oil filler opening cap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap &
WARNING Danger of bu rns when open‐
ing the hood
If yo u open the hood when the engine has
ove rheated or during a fire inthe engine com‐
partment, 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 com‐
partment, keep the hood closed and call
th efire service. &
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. #
Make sure that no windshield washer
concentrate spills out next tothefiller
opening. *
NO
TEDama getotheex terior lighting
due tounsuitable windshield washer fluid Uns
uitable windshield washer fluid may dam‐
age the plastic sur face of theex terior lighting. #
Only use windshield washer fluids that
are also suitable for use on plast ic sur‐
fa ces, e.g. MB SummerFit or MB Winter‐
Fit. Ad
ding washer fluid Wa
sher fluid reser voir (e xamp le) #
Pre-mix thewa sher fluid in the cor rect mixing
ra tio in a container. #
Park theve hicle on a le vel sur face and secu re
it against rolling away ( /page 140). #
Open the hood (/ page278). #
Pull the cap of thewa sher fluid con tainer 1
upwards bytheta b. #
Pour in the pre-mixed washer fluid. #
Press cap 1onto thefiller opening until it
audibly engages. #
Close the hood (/ page278).
% Mi
xth ewa sher fluid with windshield washer
concentrate all year round. Comply with the
information about windshield washer fluid in
th ete ch nical da ta (/ page 347).
% Comply with
the fur ther information about
windshield washer fluid (/ page 347) Cleaning
thewa ter drain valve of the air
intake box &
WARNING Risk of inju rydue tomoving
parts
Cer tain components in the engine compart‐
ment may continue tomo veor suddenly
mo veagain even af terth e ignition has been
switched off, e.g. the cooler fan.
Ma kesure of thefo llowing before per form ing
ta sks in the engine compartmen t: #
Switch the ignition off. 284
Maintenance and care
#
Neverto uch the danger zone sur round‐
ing moving component parts, e.g. the
ro tation area of thefa n. #
Remo vejewe lry and watches. #
Keep items of clo thing and hair away
from moving parts. &
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch component parts desc ribed in the
fo llowing. If
yo u ha vetocar ryout any workinthe engine
compartment, touch only thefo llowing compo‐
nents:
R Hood
R Engine oil filler opening cap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap #
Open the hood (/ page278). #
Remo vedirt from water drain valve 2 of air
intake box 1. Draining
the fuel filter &
WARNING Danger of fire and explosion
due tofuel
Fu els are highly flammable. #
It is essential toavoid fire , open flames,
smoking and creating spar ks. #
Before filling up, switch off the engine,
and, if applicable, the auxiliary heating. &
WARNING Risk offire and explosion due
to fuel
Fu els are highly flammable. There is a risk of
fi re and explosion due tocontact wi thhot
component parts. #
Allow the engine and theex haust sys‐
te m to cool down. *
NO
TEEngine damage due todela yed
drainage of the fuel filter Ve
hicles with a diesel engine: delayed
drainage of the fuel filter can lead toengine
damage.
If th e003A indicator lamp lights up, drain the
fuel filter immediately. +
ENVIRONMENTAL
NOTEEnvironmental
pollution due todisposal in a non-envi‐
ro nmental ly-friendly manner #
Dispose of thewate r/fuel mixture in an
environmentally-friendly manner. OM642 engine
#
Park theve hicle in a safe location and secure
it against rolling away. #
Switch off the auxiliary heating
(/ page 106). #
Switch off the engine. #
Open the hood (/ page278). Mai
ntenance and care 285
#
Place a suitable collector beneath drain hose
2. #
Switch on the ignition. #
Open drain scr ew1 until thewate r/fuel
mixture emerges from drain hose 2.#
Close drain scr ew1 as soon as around
0.2 qt (0.2 liter) of thewate r/fuel mixture has
been collected.
Af ter 30 seconds, the electrical fuel pump
automatically stops the discharge of the
wate r/fuel mixture. #
After draining, switch off the ignition. #
Dispose of the collected water/fuel mixture
in an environmentally responsible manner,
e.g. at a qualified specialist workshop. #
Check that drain scr ew1 has been closed.
If th e engine is running while drain scr ew1
is open, you will lose fuel thro ugh drain hose
2. #
Close the hood (/ page278). #
003A The indicator lamp does not go out
af te r draining: drainthe fuel filter again. #
003AThe indica tor lamp does not go out
af te r the second draining: consult aquali‐
fi ed specialist workshop.
Mercedes-Benz recommends that you ha vethe
fuel filter drained at a qualified specialist work‐
shop. Cleaning and care
Note
s onwashing theve hicle in an automatic
car wash &
WARNING Risk of accident due to
re duced braking ef fect af terwa shing the
ve hicle
The braking ef fect is reduced af terwa shing
th eve hicle. #
Afterth eve hicle has been washed,
brake carefully while paying attention to
th e traf fic conditions until the braking
ef fect has been ful lyrestored. *
NO
TERisk of damage tothe paintwork
and plastic components If
yo uwa sh your vehicle in Touchless Auto‐
matic Car Wash sy stems that use special
cleaning agents, the cleaning agents used can damage
the paintwork or plastic components
of theve hicle. #
Do not wash theve hicle in Touchless
Au tomatic Car Wash sy stems that use
special cleaning agents. Make sure
that the automatic car wash is suitable
fo rth e size of theve hicle.
Before washing theve hicle in an automatic car
wa sh, fold in the outside mir rors and remo veany
additional antennas. Otherwise, the outside mir‐
ro rs, antennas or theve hicle itself could be dam‐
aged.
Make sure any additional antennas are re-ins tal‐
led and that the outside mir rors are fully folded
out again when you lea vethe automatic car
wa sh.
To avo id damage to yourvehicle, obser vethefo l‐
lowing before using an automatic car wash:
R the side windo wsand the sliding window are
comple tely closed.
R the blo werfo rve ntilation and heating is
switched off.
R the windshield wiper switch is in position 005A.
If th eve hicle is very dirty, wash off excess dirt
before cleaning theve hicle in an automatic car
wa sh.
% Re
moving thewa x from the windshield and
th e wiper rubbers af terwa shing theve hicle,
will help avoid smearing and reduce wiper
noise. Note
s on use of a po werwa sher &
WARNING Risk of accident when using
high-pressu recleaning equipment wi th
ro und-spr aynozzles
The wate r jet from a round-spray nozzle (dirt
grinder) may cause damage totires and sus‐
pension components that is not visible.
Components damaged in this wa y may fail
unexpec tedly. #
Do not use high-p ressure cleaning
equipment with round-spray nozzles to
clean your vehicle. #
Damaged tires or suspension compo‐
nents must be replaced immediatel y. Ne
ver use a po werwa sher in theve hicle interior.
The pressurized water created bythe po wer 286
Maintenance and care
Obser
vethefo llowing no tes: Note
s on cleaning and car eAvoiding paintwork damage
Pa int
R
Insect remains: soak with insect
re mo ver and then wash off.
R Bird droppings: soak with water and
th en wash off.
R Remo vecoolant, tree resin, oils,
fuels and greases: rubge ntly wi th a
clo thsoaked in petroleum ether or
lighter fluid.
R Brake fluid: wash off with water.
R Tarst ains: use tarre mo ver.
R Wax: use a silicone remo ver. R
Do not af fix st icke rs,fi lms or similar.
R Remo vedirt as soon as possible.
Mat tefinish
R
Only use care products appr ovedfor
Mercedes-Benz. R
Do not polish theve hicle and alloy
wheels.
R Do not use a wash program that
ends with a hot wax treatment in
au tomatic car washes.
R Do not use paint cleaners, buf fing or
polishing products, or gloss preserv‐
ers, e.g. wax.
R Have paint repairs car ried out in a
qu alified specialist workshop onl y. Note
s onthe care of vehicle parts &
WARNING Risk of entrapment if the
windshield wipers are swit ched on while
th e windshield is being cleaned
If th e windshield wipers are set in motion
while you are cleaning the windshield or
wiper blades, you can be trapped bythe wiper
arm. #
Always switch off the windshield wipers
and the ignition before cleaning the
windshield or wiper blades. &
WARNING Risk of bu rning from theta il‐
pipe or tailpipe trim
The tailpipe and tailpipe trim can become
ve ry hot. If you come into con tact wi th these
car parts, you could burn yourself. #
Always be particularly careful when in
th e vicinity of theta ilpipe and tailpipe
trims and supervise children very
closely when in this area. #
Before any con tact, allow the car parts
to cool down. 288
Maintenance and care
Note
s on cleaning and car ePreve nting damage totheve hicle
Ste ps
R
Clean the electrically operated steps
and their housing with a po wer
wa sher.
R After cleaning, spr aythe lateral
guides with silicone spr ay.
R Clean thesteps in the bumper with a
po we rwa sher. Do not use oil or grease as a lubricant.
Aluminum
dropsides R
Brush down the aluminum dropsides
with water and a neutral or mild alka‐
line cleaning agent. Do not use abrasive cleaning agents
to
clean the dropsides. Note
s on interior care &
WARNING Risk of inju ryfrom pla stic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause su rfaces in the cockpit to
become porous.
When the airbags are deplo yed, plastic parts
may break away. #
Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit. &
WARNING Risk of inju ryor death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts totear
or fail in an accident. #
Never blea chor dye seat belts. Obser
vethefo llowing no tes: Note
s on cleaning and car ePreve nting damage totheve hicle
Seat belts Clean with lukewarmsoapy water. R
Do not use chemical cleaning
agents.
R Do not dry the seat belt byheating
abo ve176°F (80°C) or in direct sun‐
light.
Display Cleanthe sur face carefully wi tha mic ro‐
fi ber clo thand LCD/TFT displ aycare
product. R
Switch off the display and let it cool
down.
R Do not use any other agents.
Plastic trim R
Clean with a damp microfiber clo th.
R For heavy soiling: use care product
re commended for Mercedes-Benz . R
Do not af fix st icke rs,fi lms or similar.
R Do not allow tocome into contact
wi th cosmetics, insect repellent and
sun creams.
Re alwo od/
trim ele‐
ments R
Clean with a mic rofiber clo th.
R Blackpiano-lacquer look: clean with
a damp clo thand soapy water.
R For heavy soiling: use care product
re commended for Mercedes-Benz . Do not use sol
vent-based cleaning
agents, polishes or waxes. 290
Maintenance and care
Emer
gency Re
moving the saf etyve st The saf
etyve st is located in thestow age com‐
partment in the driver's door. #
Remo vethe saf etyve st from thestow age
compartment.
% Saf
etyve sts can also be stored in thestow‐
age compartments of there ar doors and the
front-passenger door. 1
Maximum number of washes
2 Maximum wash temp erature
3 Do not bleach
4 Do not iron
5 Do not tumble dry
6 Do not dr y-clean
7 This is a class 2 vest
The saf etyve st only fulfills the legally required
st andards if it is the cor rect size and is com‐
ple tely closed.
Re place the saf etyve st:
R if damaged or if there flex strips are dirty
R ifth e maximum permitted number of washes
is exc eeded
R ifth e saf etyve st's fluorescence has faded Re
moving the firs t-aid kit (soft sided) The
firs t-aid kit (soft sided) is located in thestow‐
age compartment in the front passenger door. #
Remo vefirs t-aid (soft sided) kit from the
stow age compartment. Re
moving the warning lamp The
warning lamp is located in thestow age com‐
partment in the front-passenger door. #
Remo vethewa rning lamp from thestow age
compartment. Emer
gency Call Sy stem Information on
the emer gency call sy stem USA onl
y:Your vehicle is equipped with the
Emergency Call Sy stem ("eCall"). This feature can
help sa velives in theev ent of an accident. eCall
in no wayre places assis tance pr ovided from dial‐
ing 911.
eCall only functions in areas where mobile phone
co verage isavailable from the wireless service
pr ov iders. Insuf ficient network co verage from the
wireless service pr oviders may result in an emer‐
ge ncy call not being transmitted.
eCall is a standard feature in your Mercedes-Benz
ve hicle. In order tofunction as intended, the sys‐
te m relies on the transmission of data de tailed in
th eTr ansmit ted Data section that follo ws
( / page 293). Todisable eCall, a cus tomer must
visit an authorized Mercedes-Benz Service
depa rtment todeactivate theve hicle's communi‐
cation module.
Deactivation of this module pr events the acti‐
va tion of any and all Mercedes PRO connect
se rvices. Af ter the deacti vation of eCall, auto‐
matic eme rgency call and manual emer gency
call will not be available.
The ignition must be switched on before an auto‐
matic emer gency call can be made.
% eCall is acti
vated at thefa ctor y.
% eCall can be deactivated
byan authorized
Mercedes-Benz dealer. Please no tethat in
th eeve ntow nership of theve hicle is trans‐
fe rred toano ther ow ner in its deacti vated
st ate, eCall will remain deactivated unless
th e new owner visits an au thorized
Mercedes-Benz dealership toreactivate the
sy stem. Emer
gency Call Sy stem eCall can help
toreduce the time between an
accident and the ar riva l of emer gency services at
th e site of the accident. It helps locate an acci‐
dent site in places that are dif ficult toaccess.
Ho wever,eve n if a vehicle is equipped with eCall,
th is does not mean the sy stem is ON. As such,
eCall does not replace dialing 911 in theeve nt of
an accident.
The emergency call can be made au tomatical ly
( / page 293) or manually (/ page 293). Only
make emer gency calls if you or others are in need
of rescue. Do not make an emer gency call in the
eve nt of a breakdown or a similar situation. 292
Breakdown assis tance
Data transmitted is
vehicle information. For any
qu estions about the collection, use and sharing
of the eCall sy stem data, please contact MBU‐
SA 's Cus tomer Assis tance Center at 800-FOR-
MERC.
Fo r Canada, please contact MBC’s Cust omer
Assis tance Center at 1-800-387-0 100.
Cust omer requ ests for co vered information
should be submitted via the same channels.
Fo r accident clarification purposes, thefo llowing
measures can be take n up toan hour af terthe
emer gency call has been initia ted:
R The cur rent vehicle position can be de ter‐
mined
R Avo ice connection totheve hicle occupants
can be es tablished Flat tire
Note
s onflat tires &
WARNING Risk of an accident when driv‐
ing wi thaflat tire
A flat tire greatly impairs driving characteris‐
tics, as well as steering and braking. #
Do not drive with a flat tire. #
Remo vetheflat tire and ins tallthe
spare wheel or consult a qualified spe‐
cialist workshop. Depending on
your vehicle's equipment, in the
eve nt of a flat tire you ha vethefo llowing possibil‐
ities:
R You can call breakdown assis tance via the
breakdown assis tance call button in theove r‐
head control panel (/ page196).
R Cha nge the wheel (/ page 327). Batte
ry Note
s onthe12 V battery &
WARNING Risk of an accident due to
wo rkcar ried out incor rectly on the bat‐
te ry
Wo rkcar ried out incor rectly on the battery
can, forex ample, lead toa short circuit. This
can lead tofunction restrictions in saf ety-re l‐
ev ant sy stems, forex ample the lighting sys‐
te m, ABS (anti-lock braking sy stem) or ESP ® (Elect
ronic Stability Prog ram). The operating
saf ety of your vehicle may be restricted.
Yo u could lose control of theve hicle in the
fo llowing situations:
R when braking
R intheeve nt of ab rupt steering maneuvers
and/or when theve hicle's speed is not
adap tedto thero ad conditions #
Intheeve nt of a sho rtcircuit or a simi‐
lar incident, contact a qualified special‐
ist workshop immediately. #
Do not continue driving. #
Always ha vewo rkon the battery car ried
out at a qualified specialist workshop. R
Further information on ABS (/ page146)
R Further information on ESP ®
(/ page 147)
Mercedes-Benz recommends that you ha vethe
12 V battery replaced at a qualified specialist
wo rkshop, e.g. at an authorized Mercedes-Benz
Center.
Should youwa nttoreplace the battery yourself,
obse rveth efo llowing information:
R Alwaysre place a faulty bat tery with a battery
which fulfills theve hicle's specific require‐
ments.
R Carryove r de tach able parts such as theve nt
hose, elbow fitting or term inal co ver from the
battery tobe replaced.
R Make sure that theve nt hose is al wayscon‐
nected toits original opening on the battery
side.
Ins tallth eex isting or newly supplied stop
plugs.
Otherwise, gases or battery acid could
escape.
R Make sure that the de tach able parts are con‐
nec ted in the same way as before.
Fo r saf etyre asons, Mercedes-Benz recommends
th at you on lyuse bat teries that ha vebeen tested
and appr ovedfo ryo ur vehicle byMercedes-Benz.
These batteries pr ovide inc reased impact pr otec‐
tion topreve ntvehicle occupants from suf fering
acid bu rns should the battery be damaged in an
accident. 294
Breakdown assis tance