Using the interior
roof car rier sy stem &
WARNING Risk of inju rydue tounse‐
cured loads
When yous ecur eorl oosen aload, thel oad
ma yfall down and injur evehicle occupants. #
When securing or loosening aload, do
no ts tand unde rthe load. *
NO
TERisk of damag etothe belt stra ps
and slider Excessiv
epoint loading on theb elt stra ps and
slider smaycause theb elt stra ps totear or cause
thes lider stob reak of ffro mt herack
ra il. #
Distribut ethe load evenly. When doing
so, ensur ethat theo verall cen terof
gr av ity of thel oad is alw aysasc loseto
th ec enter as possible and between the
ro of rails and between ther ackr ails. Yo
uc an use thei nterior roof rack system to
secur eloads. It is also suitable fors ecuring long
loads.
% The interior
roof rack system ma ybesubjec‐
te dtoam aximum load of 110l bs (50 kg).
The interior roof rack system consists of thef ol‐
lowing components:
R Roofrails 1 area ttached tother oof of the
ve hicle.
R Rack rails 2 ares crew ed ont othe roof rails
and can be mo ved.
R Rack rail2 is equipped wit hslider pair 4.
Slider pair 4witha ttached belt strap 5can
be mo ved. Load 6isstowe dbyp lacing and
lashing it in belt strap 5.
R The load has tobe secured in thed irection of
tra vela nd in theo pposit edirection tothe direction of tra
velu sing tw ohead lashings
3. Tr
ansporting 18 9
#
Tomo vether ackr ails: unscr ewstar knobs
7 coun ter-clockwise until they ares lightly
loose. #
Sliderackr ail 2 along roof rail1 tothe
desired position. #
Screw star knobs 7tight clo ckwise. #
Chec kthat ther ackr ail is seated securely.
Moving thes liders &
WARNING Risk of inju rydue toinade‐
qu atel ysecured loads
If th es lider of thei nterior roof rack system is
no te ngaged proper ly,t he load ma ycome
loose, fall down and injur epeople, for
ins tance when they enter or load and unload
th ec argo compartment. #
Alwayse ngag ethe slider properly. %
Ring
8of slider 4mus talway sbeatan
angle of 90° torack rail2,sot hat slider 4
is engaged proper ly. #
When ther ing of thes lider is at an angle
of 90° tother ackr ail: pullring 8of slider
4 down an dsimul taneously mo veslider 4
to thed esired position. #
Release ring 8 atthed esired position. #
Moveslider 4slightl yfurther along on rack
ra il2 until slider 4engages automaticall y. #
When ther ing of thes lider is pa rallel to
th er ackr ail: moveslider 4tothed esired
position. #
Position ring 8 of slider 4at an angle of
90° torack rail2.
Slider 4is engaged. Ad
justin gthe belt strap #
Press and hold thel ocking mechanism on
slider 9. #
Pull or release belt strap 5. #
Release thel ocking mechanism on slider 9.
% When securing or loosening
aload, be sure
to nots tand unde rthe load.
Securing and loosening thel oad #
Tosecur ethe load: placethel oad in theb elt
st ra ps of ther ackr ails. #
Fasten thel oad flush wit hthe partition. #
Secur ebelt strap 5. #
Chec kthat thel oad is seated securel y. #
Toloosen thel oad: press and hold thel ock‐
ing mechanism on slider 9. #
Pull ring 8 ofthes lider down and simultane‐
ously mo vethes lider away from thel oad. #
Loosen belt strap 5and at thes ame time
mak esuret hat thel oad does no tfall out of
th eb elt stra ps. #
Remo vethel oad from theb elt stra ps.
Installing cargo tie down rings 19 0
Transporting
#
Turn ther ing of carg otie-down ring B unti lit
is pa rallel tothel ongitudinal axis of cargo tie-
down ring C. #
Holdcargo tie-down ring C between the
inde xfinger an dmiddlefinger an dplace your
th umb thro ugh ther ing of carg otie-down ring
B and ont othe centra lpressur epoint. #
Use your thumb topush thel ocking pin down
as farasitw illg o. #
Push cargo tie-down ring C nea rthe load
th ro ugh then otch es on rack rail2 and mo ve
it appr oximately 0.5 in (1 2mm). #
Remo veyour thumb from thep ressur epoint
and slide cargo tie-down ring C unti lit
engages. #
Turn ther ing of carg otie-down ring B unti lit
is pe rpendicular tothel ongitudinal axis of
cargo tie-down ring C.
Cargo tie-down ring C is secu red.
Re moving cargo tie down rings #
Turn ther ing of carg otie-down ring B unti lit
is pa rallel tothel ongitudinal axis of cargo tie-
down ring C. #
Grip cargo tie-down ring C as described
ab ove unde rins talling and use your thumb to
push thel ocking pin down as farasitw illg o. #
Slide cargo tie-down ring C and pull it down
and ou tthrough then otch es of rack rail2.
At tachin gthe hea dlashing &
WARNING Risk of inju rydue toincor‐
re ctly secu redl oads
When theh ook sont he head lashing are
attached tother ing soft he sliders, thes lid‐
er sc ould come loose. The load ma ycome
loose, fall down and injur epeople, for
ins tance when they enter or load and unload
th ec argo compartment. #
Onlyattach theh ook sont he head lash‐
ing tother ing soft he cargo tie-down
ri ngs. %
The hoo
kson head lashing 3mayonlybe
attached tother ing sofc argo tie down rings
B. #
Chec kthat thel oad is seated securel y. #
Toattac hthe hea dlashing: tensio nhead
lashing 3at bo thends of load 6and
attac htwo hooks Aoftheh ead lashing to
th er ing sofc argo tie down rings B. Placing
aloa dont he wheel ar ch
Compl ywitht he impor tant sa fety no tesu nder
"No tesonl oading" (/ page185). #
Place theo bject sonw heel ar ch2 and lash
th em using tie-down eyes 1(/ page187).
% Aw
heel archm aybe subjec tedtoal oad of
33 0lb( 150k g). Tr
ansporting 191
#
Inthee vent of afireint he engine com‐
partment, keep theh ood closed and call
th ef ires ervice. &
WARNING Risk of inju rydue tomoving
parts
Cer tainc omponents in thee ngine compart‐
ment ma ycontinue tomo veor suddenly
mo veagain even af tert he ignition has been
switched off, e.g. thec ooler fan.
Ma kesur eoft hefollowing befor eperform ing
ta sk sint he engine compartment: #
Switc hthe ignition off. #
Nevertouc hthe danger zone sur round‐
ing movin gcomponent parts ,e.g.t he
ro tatio na reaoft hefan. #
Remo vejewe lrya nd watches. #
Keep items of clo thing and hair away
from moving parts. &
WARNING Risk of inju ryfrom touching
component parts unde rvoltage
The ignition sy stem and thef uel injection sys‐
te mw orku nde rhigh voltage. If yout ouch
component parts whic hareunde rvoltage,
yo uc oul drecei vean electric shoc k. #
Nevertouc hcomponent parts of the
ignition sy stem or thef uel injection sys‐
te mw hen thei gnition is switched on. Liv
ec omponents of thef uel injection sy stem
include thei njec tors,for example.
Liv ec omponent softhe ignition sy stem include
th ef ollowing, fore xamp le:
R Ignitio ncoils
R Spar kplug connec tors
R Diagnostic soc ket &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponents in thee ngine compart‐
ment can be very hot, e.g. thee ngine, the
ra diator and parts of thee xhau stsystem. #
Allowthe engine tocool down and only
to uc hc omponent parts desc ribed in the
fo llowing. If
yo uh ave tocar ryout an yworkint he engine
compartment, touc ho nlyt he following compo‐
nents:
R Hood
R Engine oil filler openin gcap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap &
WARNING Risk of inju ryfrom using the
windshield wiper swhile thee ngine hood
is open
When thee ngine hood is open and thew ind‐
shield wiper saresetinm otion, youc an be
trapped bythew iper linkage. #
Alwayss witc hoffthew indshield wipers
and ignition befor eopening thee ngine
hood. #
Park thev ehicle in asafel ocation and on a
le ve ls urface if possible. #
Switc hoffthee ngine. #
Secur ethe vehicle agains trolling away. &
WARNING Risk of inju rywhen theh ood
is opened
When youo pen theh ood, it ma ysuddenly
drop int othe end position.
Ther eisar isk of injur yfor an yone in the
hood's rang eofm ovement. #
Befor ereleasing theh ood, ensur ethat
th es uppor tisfirmlyseatedint he
holder. #
Open theh ood onl ywhen ther eisn o-
one in theh ood's rang eofm ovement. Maintenance and care
19 3
Fi
lling up thew indshield washer sy stem &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponents in thee ngine compart‐
ment can be very hot, e.g. thee ngine, the
ra diator and parts of thee xhau stsystem. #
Allowthe engine tocool down and only
to uc hc omponent parts desc ribed in the
fo llowing. If
yo uh ave tocar ryout an yworkint he engine
compartment, touc ho nlyt he following compo‐
nents:
R Hood
R Engine oil filler openin gcap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap &
WARNING Danger of bu rnsw hen open‐
ing theh ood
If yo uo pen theh ood when thee ngine has
ove rheated or during afireint he engine com‐
partment, youc oul dc om eintoc ontact wi th
ho tg ases or other escaping operating fluids. #
Befor eopening theh ood, allo wthe
engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep theh ood closed and call
th ef ires ervice. &
WARNING ‑Riskoff irea nd injur yfrom
windshiel dwashe rconcentrate
Wi ndshield washer concentrat eishighlyflam‐
mable. It could ignit eifitcomes int ocontact
wi th hote ngine component parts or the
ex haus tsystem. #
Mak esuret hat no windshield washer
concentrat espills out next tothef iller
opening. *
NO
TEDama getothee xterio rlighting
due tounsuitable windshield washer fluid Uns
uitable windshield washer fluid ma ydam‐
ag et he plastic sur face of thee xterio rlighting. #
Onlyuse windshield washer fluids that
ar ea lso suitable foru se 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 thew ashe rfluid in thec orrect mixing
ra tio in acontainer. #
Park thev ehicle on alevel sur face and secu re
it agains trolling away ( /pag e140). #
Ope nthe hood (/ page192). #
Pull thec ap of thew ashe rfluid con tainer 1
upwards bythet ab. #
Pour in thep re-mixed washer fluid. #
Press cap 1onto thef iller openin guntil it
audibly engages. #
Close theh ood (/ page192).
% Mix
thew ashe rfluid wit hwindshield washer
concentrat eallye ar round. Compl ywitht he
information about windshield washer fluid in
th et echnical dat a(/ pag e261).
% Compl
ywitht he fur ther information about
windshield washer fluid (/ page261 ) Cleaning
thew ater drain valveoft he air
intak ebox &
WARNING Risk of inju rydue tomoving
parts
Cer tainc omponents in thee ngine compart‐
ment ma ycontinue tomo veor suddenly
mo veagain even af tert he ignition has been
switched off, e.g. thec ooler fan.
Ma kesur eoft hefollowing befor eperform ing
ta sk sint he engine compartment: #
Switc hthe ignition off. 19 8
Maintenance and care
#
Nevertouc hthe danger zone sur round‐
ing movin gcomponent parts ,e.g.t he
ro tatio na reaoft hefan. #
Remo vejewe lrya nd watches. #
Keep items of clo thing and hair away
from moving parts. &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponents in thee ngine compart‐
ment can be very hot, e.g. thee ngine, the
ra diator and parts of thee xhau stsystem. #
Allowthe engine tocool down and only
to uc hc omponent parts desc ribed in the
fo llowing. If
yo uh ave tocar ryout an yworkint he engine
compartment, touc ho nlyt he following compo‐
nents:
R Hood
R Engine oil filler openin gcap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap #
Open theh ood (/ page192). #
Remo vedirtfromw ater drain valve 2 of air
intak ebox1 . Draining
thef uel filter &
WARNING Danger of fire and explosion
due tofuel
Fu els ar ehighly flammable. #
It is essential toavoid fire ,o pen flames,
smokin gand creating spar ks. #
Befor efilling up, switc hoffthee ngine,
and, if applicable, thea uxiliar yheating. &
WARNING Risk offire and explosion due
to fuel
Fu els ar ehighly flammable. Ther eisarisk of
fi re and explosion due tocontact wi thhot
component parts. #
Allowthe engine and thee xhau stsys‐
te mtoc ool down. *
NO
TEEngine damag eduetodela yed
drainag eofthe fuel filter Ve
hicles with adiese lengine: delayed
drainag eofthe fuel filter can lead toengine
damage.
If the 003A indicator lam plights up, drain the
fuel filter immediately. +
ENVIRONMENTAL
NOTEEnvironmental
pollution du etodisposal in anon-envi‐
ro nmental ly-friendly manner #
Dispose of thew ater/fuel mixtur einan
environmentally-friendly manner. OM642 engine
#
Park thev ehicle in asafel ocation and secure
it agains trolling away. #
Switc hoffthea uxiliar yheating
(/ page106). #
Switc hoffthee ngine. #
Open theh ood (/ page192). Maintenance and care
19 9
&
WARNING Risk ofexplosion during
ch argin gprocess and startin gassis tance
During thec harging process and starting
assis tance, theb atter ymayrelease an explo‐
siv eg as mixture. #
Avoid fire ,o pen flames ,creating spar ks
and smoking. #
Mak esuret hat ther eiss ufficient venti‐
lation du ring thec harging process and
during startin gassis tance. #
Do no tlea no verab atter y. &
WARNING Risk ofexplosion from afro‐
zen battery
Ad ischar gedb atter ymayfreeze at temp era‐
tures slightl yabove or belo wfreezing point.
During startin gassis tance or batter ycharg‐
ing, batter ygas can be released. #
Alwaysa llowab atterytot hawb efore
ch argin gitorp erform ing startin gassis‐
ta nce. If
th ew arning /indicator lamps do no tlight up in
th ei nstrument displa yaround or belo wfreezing
point, it is very likel ythat thed ischarged battery
has frozen.
In this case, obser vethef ollowing points:
R Do no tgivet he vehicle startin gassis tance or
ch arge theb attery
R The service lif eofabatterythat has been
th awe dmaybe reduced drastically
R The start-up behavior ma ydeteriorate, partic‐
ularly at lo wtemperatures
R It is recommended that youh ave athawed
batter ychec kedataq ualified specialis twork‐
shop
* NO
TEDama gecaused bynume rous or
ex tende dattempts tostar tt he engine Numerous or
extende dattempts tostar tt he
engine ma ydamag ethe catalytic con verter
due tonon-combu sted fuel. #
Avoid numerous and extende dattem pts
to star tt he engine. When jump-s
tarting and chargin gthe batteries,
obser vethef ollowing points:
R Onlyuse undamaged jumper cables/ charging
cable swithas ufficient cross-sectio nand
insula tedt erminal clamps
R Non-insulated parts of thet erminal clamps
mus tnotcom eintoc ontact wi thother me tal
parts while thej umper cables/charging
cables ar econnected totheb attery/jump-
st ar tc onnectio npoint
R The jumper cables/chargin gcable smustn ot
com eintoc ontact wi thanyp arts whic hmay
mo vewhen thee ngine is running
R Alwaysm akes uret hat neither youn orthe
batter yiselectros tatically charged
R Alwaysk eep away from fire and open flames
R Do no tlean overab attery
R When charging: only use abatter ychar ger
th at has been tested and appr ovedby
Mercedes-Benza ndread theo perating
instruction sfor your charge rb efor echarging
th eb atteries
Obser vethea dditional following point sduring
st artin gassis tance:
R Startin gassis tance ma yonly be pr ovided
using batteries wit hanominal voltag eof12V
R The vehicles mus tnot to uche acho ther
R Vehicles with agasoline engine: only per‐
fo rm startin gassis tance when thee ngine and
ex haus tsystema recold #
Vehicles with abatter ymain switch: check
whe ther theb atter ymain switc hisinserted
( / pag e120) #
Secur ethe vehicle using thep arking brake. #
Vehicles with automatic transmission:
shif tthe transmission toposition 005D. #
Switc hoffthei gnition and all electrical con‐
sumers. #
Open theh ood (/ page192). 210
Breakdown assis tance
Example: jump-s
tart connection
% Right-hand driv
evehicle: thej ump-s tart
connection ma ybeonthe opposit eside. #
Remo vethec ove rfromt he positiv eterminal
on thed onor batter y. #
First,c onnec tthe positiv eterminal clam pof
th ej umper cables/charging cables tothe
positiv eterminal of theo ther vehicle's bat‐
te ry. #
With positiv eterminal clamp 2ofthe
jumper cable/charging cable ,slide ther ed
pr otectiv ecap on jump-s tarting connection
1 bac kwithac lockwise turn. #
Connect theo ther positiv eterminal clam pto
th ep ositiv eterminal of jump-s tart connection
1. #
During starting assistance: star tt he engine
of thed onor vehicle and le titrun at idle
speed. #
Firs t, connect then egativ eterminal clam pof
th ej umper cable/charging cable tothen ega‐
tiv ep ole of thed onor batter y. #
Connec tthe other negativ eterminal clam pof
th ej umper cable/charging cable toag round
po int on your ow nv ehicle (a bar emetal part
in thee ngine compartment). #
During starting assistance: star tt he engine
on your ow nv ehicle. #
When charging: star tt he chargin gprocess. #
During starting assistance: lett he engine
ru nf or afew minutes. #
During starting assistance: beforediscon‐
necting thej umper cable, switc honanelec‐
trical consumer on your ow nv ehicle, e.g. the
re ar wind owheater or lighting. When
thes tartin ga ssis tance/charging proces sis
comple te: #
Remo vethej umper cables/charging cables
in reve rseo rder:first then egativ eclam pfrom
th eg round point in thee ngine compartment,
th en then egativ eclam pfromt he donor bat‐
te ry.T he nt he positiv eclam pfromt he posi‐
tiv et erminal of jump-s tart connection 1,
th en thep ositiv eclam poft he donor batter y.
The redp rotectiv ecap springs bac ktoits ini‐
tial position when positiv eterminal clamp 2
is disconnected from jump-s tarting connec‐
tion 1.
Yo uc an obtain fur ther information at aqualified
specialis tworks hop. Installing/removing
thef loor co vering (vehi‐
cles with rear wheel drive) &
WARNING Risk of accident du eto
object sinthe driver's foot we ll
Object sinthe driver's foot we ll ma yimp ede
pedal tr avel or bloc kadepressed pedal.
This jeopardizes theo perating and road
saf etyoft hevehicle. #
Stow all object sinthevehicle securely
so that they canno tget intot he driver's
fo ot we ll. #
Ensur efloor mats and carpets cannot
slip and pr ovide suf ficient room fort he
pedals. #
Do no tlay multiple floor mats or carpets
on topofo ne ano ther. #
Switc hoffall electrical consumers. Breakdown assis
tance 211