Yo
ur vehicle will beha vediffere ntl yw ithat railer
re lativ etow ithout atrailer ,and will consume
mor efuel. In thec ase of along and steep
descent, youm usts elec tshif trange 3,2or 1in
good time.
% This also applies if
thec ruise cont rolis
switched on.
Yo uw illthereb ymakeu se of thee ngine' sbraking
ef fect and will no thave tobrak easo ften tocon‐
trol thes peed. This will take some of thes train
of ft he brak esystema nd pr event theb rake sf rom
ove rheating and wearing tooq uickl y.Ifyo un eed
additional braking, depress theb rake pedal inter‐
mittently rath er than continuousl y.
Drivin gtips
If th et railer sw ays, remember thef ollowing
points:
R Do no taccelerat eunder an ycircums tances.
R Do no tcounter steer.
R If necessar y,appl ythe brakes.
% Yo
uc an pr eventthet railer from sw aying and
rock ingbyretrofitting stabilizer bar or trailer
st abilit yprograms. Youc an obtain fur ther
information from an authorized Mercedes-
Benz Center.
When youa redrivin gwithat railer ,compl ywith
th ef ollowing points:
R Maintain agreater dis tance than when driving
without atrailer.
R Avoid braking abruptl y.If possible, brak egen‐
tl yf irst of al lsot hatthet railer closes up
behind your vehicle. Then, increase theb rak‐
ing forc er apidl y.
R The values given fors tart-o ff gradeability
re fertos ea level. When driving in moun tain‐
ous areas, no tethat engine output, and there‐
fo re start-of fgradeability ,will dec rease with
inc reasin galtitude. Coupling/uncoupling
atrailer Coupling
atrailer
* NO
TEDama getothev ehicle batter ydue
to full discharge Charging
thet railer batter yusing thep ower
supply of thet railer can damag ethe vehicle
batter y. #
Do no tuse thev ehicle's po wersupply
to charge thet railer batter y. #
Shif tthe selector le vertop osition 005D. #
Appl ythe vehicle's parking brake. #
Close all thed oors. #
Position thet railer on alevel sur face behind
th ev ehicle.
% The ball head height
changes depending on
th ev ehicle's load. In this case, use atrailer
wit hah eight-adjus table trailer dr awbar. #
Couple up thet railer. #
Establish all electrical and other connections
to thet railer. #
Remo veobject sordevices whic hpreve nt the
traile rfromr olling, e.g. wheel choc ks. #
Release thet railer's parking brake.
% The
vehicle harness has acable connection
to theb rake light indicator lamp.
Obser vethem aximum permissible trailer dimen‐
sions (widt hand length).
Mos tUSs tatesa nd all Canadian pr ovinces pre‐
scribe thef ollowing points, and youa reurge ntly
re commended tocomply wi th these:
R Safetyc hains between thet ow ing vehicle and
th et railer .The chains should be routed in a
criss-cross pat tern unde rthe trailer dr awbar.
The ym ustbec onnected tothet railer tow
hitc hand no ttothe bumper or tothev ehicle
axle.
Lea vesuf ficient sla ckinthec hains. This
allo wsfore vens harp cornering.
R Aseparat ebrake system is requ ired forc er‐
ta in trailers.
R Asafet yf eatur eisrequired forb rake dt railers.
De term ine thes pecific requ irements acco rd‐
ing tother ele vant la ws.
If th et railer becomes de tach ed from thet ow‐
ing vehicle, thes afet yf eatur etrigger sthe
trailer brakes and can thus reduce thed anger.
Un coupling atrailer &
WARNING Risk of being crushed and
becoming trapped whe nuncoupling a
trailer
Whe nuncoupling atrail er wi than engaged
ine rtia-activated brake, your han dmay Drivin
gand parking 16 5
Due
tothel engt hofy ourvehicle/trailer com‐
bination youw illrequ ireal onger stre tchof
ro ad befor eswit ching bac ktothe original
lane. Pe
rm issible trailer loads and trailer dr awbar
nose weights We
ight information &
WARNING Risk of accident du eto
unbraked trailer wit hexcessivel yhigh
gross weight
If yo ut ow atrailer without aseparat efunc‐
tional brakin gsystema ndagross trailer
we ight (G TW)ofm oret han 1635 lbs (750 kg),
th en thev ehicle brak esystemm ayoverheat.
This increases theb raking dis tance and the
brak esystemm ayeve nfail. #
Alwaysu seatrailer wit haseparate
functional braking sy stem when towing
at railer wit hagross trailer weight
(G TW )ofm oret han 1635 lbs (750 kg). *
NO
TEDama getothed rive train, trans‐
mission or trailer towh itch due toexc ess
gross combination weight The permissible
grosscombination weight is
exc eeded.
The driv etrain, thet ransmission or thet railer
to wh itch ma ybed amaged. #
Compl ywitht he permissible gross com‐
bination weight. Fo
rv ehicles wit hapermissible gross vehicle
we ight of 11030 lbs (5003 kg),th ep ermissible
gross combination weight is less than thes um of
th ep ermissible gross vehicle weight plus thep er‐
missible trailer load. If either thev ehicle or the
traile risfully laden, thep ermitted gross vehicle
we ight or thep ermitted trailer load values are
re duced accordingly .Inthis case, youm ayonly
partially load thet railer or thev ehicle.
The gross trailer weight (G TW)isc alculated by
addin gthe weight of thet railer tothew eight of
th el oad and equipment. If thet railer is equipped
wit has eparat ebraking sy stem, then them axi‐
mum gross trailer weight is 500 0lbs (226 8kg) or
75 00 lbs (3402 kg).
Th em aximu mpermissible trailer dr awbar nose‐
we ight on theb all head is 500 lbs (22 7kg) or
75 0lbs (340 kg). Ho wever,th ea ctual trailer dr
aw bar nose weight mus tnotexc eed thev alue
given on thet railer towh itch or trailer identifica‐
tion plates. Wher ethe values dif fer, th el owest
va lue alw aysa pplies.
The permissible gross weight forv ehicle-trailer
combination s(GCWR)isc alculatedbyaddin gthe
gross weight of thet railer totheg ross vehicle
we ight including adrive r's weight of appr ox‐
imatel y150 lbs (68 kg). The maximum permissi‐
ble gross combination weight is vehicle-specific
and equipment-dependent .When driving wit ha
trailer ,you should no texceed them aximum per‐
mitted permissible gross weight forv ehicle-trailer
combination s(GCWR).
The permissible values, whic hmustn otbe exc ee‐
ded, can be found in your vehicle documents and
on thei dentification plates of thet railer tow
hitch, thet railer and thev ehicle. The values
appr ovedbyt he manufacturer can also be found
in the" Tech nical data" section. Wher ethe values
dif fer, th el owest value alw aysa pplies.
Loading thet railer
Use adrawbar nose weight that is as close as
possible tothem aximum permissible nose‐
we ight .Don otundershoo tthe minimum permis‐
sible nose weight .Otherwise, thet railer may
become de tach ed.
R Distribut ethe load over thev ehicle and the
traile rsoasn ot toexceed either them axi‐
mum permissible values fort he gross vehicle
we ight rating (GVWR )and gross traile rweight
(G TW ),th ep ermissible gross weight forv ehi‐
cle-trailer combination s(GCWR), nor them ax‐
imum permissible gross axle weight rating
(GAWR )and traile rdrawbar nose weight (TWR)
of your vehicle.
R Addthe rear axle load tothet railer dr awbar
nose weight of thet railer dr awbar on theb all
head (TWR). This will ensur ethat youdon ot
exc eed thep ermissible gross axle weight rat‐
ing (G AWR).
R Addthe vehicle load tothet railer dr awbar
nose weight of thet railer dr awbar on theb all
head (TWR). This will ensur ethat youdon ot
ex ceed thep ermissible gross vehicle weight
ra ting (GVWR).
Che cking thev ehicle and trailer weight
R Mak esuret hat thew eights of thet ow ing
ve hicle and thet railer comply wit hthe maxi‐
mum permissible values. Ha vethec ar/t railer
combination weighed on acalibrated weigh‐
ing machine. The car/trailer combination Driving and parking
167
Overvie
wofInstrument Display &
WARNING Risk of accident du etoan
instrumen tdispla ymalfunction
If th eI nstrument Displa yhasfailed or mal‐
functioned, youm aynotrecognize function
re strictions applying tosaf etyr ele vant sys‐
te ms.
The operating saf etyofy ourvehicle ma ybe
impaired. #
Driv eonc arefull y. #
Have thev ehicle checkedi mmediately
at aq ualified specialis tworks hop. If
yo ua reuncer tain rega rding theo perational
saf etyofy ourvehicle, par kthe vehicle safel yas
soon as possible. Infor maqualified specialist
wo rkshop.
Instrument Display Example: Instrument Displa
ywithc olor display
1 Speedome ter
2 Multifunction display
3 Tach ome ter
4 Coolan ttemperatur edisplay
5 Fuel le vela nd fuel filler flap locatio nindicator
In normal drivin gmode,coolant temp eratur edis‐
play 4is permitted torise tother ed marking. Example: Instrument Displa
ywithb lacka nd white
display
1 Speedome ter
2 Indicator lamps display
3 Tach ome ter
4 Multifunction display
* NO
TEEngine damag eduetoexc essively
high engine speeds The engine will be damaged if
youd rive with
th ee ngine in theo verrev ving range. #
Do no tdrive with th eengine in theo ver‐
re vving range. Whe
nthe redm arking in tach ome ter3 is
re ached (o verspeed range) ,the fuel supply will be
inter rupte dino rder toprotect thee ngine. &
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. Instrument Displa
yand on-boar dcomputer 16 9
Overvie
wofthe buttons on thes teering
wheel 1
0038 Backbutton, lef t(on-boar dcomputer)
2 Touc hC ontrol, lef t(on-boar dcomputer)
3 Main men ubutton (on-boar dcomputer)
4 Buttong roup forc ruisec ontrol or ActiveD is‐
ta nce Assi stDISTRONIC Ope
ratin gthe on-boar dcom puter &
WARNING Risk of distraction from infor‐
mation sy stems and communications
equipment
If yo uo perat einformation and communica‐
tio ne quipment integ ratedint hevehicle when
driving, youw ill be distracted from thet raffic
situation. This could also cause youtol ose
control of thev ehicle. #
Onlyoperat ethis equipment when the
traf fics ituation permits. #
Ifyo uc anno tbes ureoft his,stop the
ve hicle whils tpaying attention toroad
and traf ficc onditions and ope rate the
equipment wit hthe vehicle stationar y. Yo
um usto bse rvet he legal requirements fort he
countr yinwhich youa recur rentl yd riving when
ope rating theo n-boar dcomputer.
Operating theo n-boa rdcompu ter( ve hicles
with steering wheel but tons)
% The displa
ysoftheo n-boar dcomputer
appear on them ultifunction display
(/ page171).
When thef unction is switched on, dif fere nt signal
to nes will pr ovide feedbac kwhile theo n-board
computer is being operated. These include asig‐
nal tone when thee nd of alistisr eached or
when alistisb eingscrolled thro ugh. The on-boar
dcomputer is operated via left-hand
To uc hC ontrol 2and bac kbutton on thel eft 1. The on-boar
dcomputer is operated using thef ol‐
lowing buttons:
R Backbutton on thel eft 1
R Left-hand Touc hC ontrol 2
R Main men ubutton on thel eft 3
The following menus ar eavailable depending on
th ee quipment:
R Service
R Assistance
R Trip
R Settings #
Tocall up them ainm enu: press bac kbut‐
to nont he left 1repeatedly ,orpress and
hold it. 17 0
Instrument Displa yand on-boar dcomputer
#
Turn brightness control knob 1upwards or
down wards.
The lighting on theI nstrument Displa yand
th ec ont role lements in thev ehicle interior is
set.
% In
vehicles without brightness contro lknob
1 ,the instrument lighting can be se tviathe
on-boar dcomputer (/ page174). Menu
sand submenus Calling up function
sonthe servic emenu On-boar
dcomputer:
4 Service #
Selec tand con firm ther equired function.
The following function sareavailable on the
service menu:
R Announcements:m essagememory
(/ page262)
R DEF:d isplaythe DEF fill le vel(/pag e137)
R Tires:
- Che ckthet irep ressur ewitht he tir epres‐
sur em onitor (/ page223)
- Restar tt he tir epressur emonitor
(/ page223)
R ASSYST PLUS:c all upthes ervice due date
(/ page185)
R Engine Oil Level:m easurethee ngine oil le vel Callin
gupt he Assistance graphic display On-board computer:
4 Assistance #
Select thed esired displa yand confirm. Instrument Displa
ywithc olor display
The following displa ysarea vailable on thea ssis‐
ta nt displ ay:
R Assi stant display
R Attention le vel(/ pag e156) #
Switc hbetwe en thed ispla ysand con firm the
selected displa y.
The following status displa ysarea vailable on the
assis tant displ ay:
R Û ATTENTION ASSIS Tswitched off
R Specified minimum dis tance of ActiveD is‐
ta nce Assi stDISTRONI C(/pag e152) Instrument Displ
aywit hb lacka nd whit edisplay
The following status displa ysarea vailable on the
assis tant displ ay:
R Lane markings dotted: Lane Keeping Assist
switched off
R Lane markings solid and thin: Lane Keeping
Assis tswitched on, no tready toissue warn‐
ings
R Lane markings solid and thick: Lane Keeping
Assis tready toissue warnings 17 2
Instrument Displa yand on-boar dcomputer
R
Û ATTENTION ASSIS Tswitched off
R ¸ Changing Blind Spo tAssis tstatus dis‐
play
St atus displa ysforB lind Spo tAssist 1
On an dready toissue warnings
2 On and no tready toissue warnings
3 Off Calling up displa
yson thet ripm enu On-boar
dcomputer:
4 Trip #
Selec tthe desired displa yand confirm.
The following displa ysarea vailable on thet rip
menu:
R Standar ddisplay
R Rangea nd cur rent fue lconsu mption
Wi th cer tain engines arecuperation displa yis
also shown. If only asmall amount of fue lis
lef tint he fuel tank ,av ehicle being refueled
appear sins tead of thea ppr oximat erange.
R ECOd ispl ay ( /pag e119 )
R Trip computer:
- FromS tart
- FromR eset
R Digital speedom eter Instrument Displa
ywithc olor display
St andar ddispla y(example)
1 Trip dis tance
2 Totald ista nce Instrument Displa
ywithb lacka nd whit edisplay
St andar ddispla y(example)
1 Trip dis tance
2 Totald ista nce Instrument Displa
ywithc olo rdisplay
Tr ip computer (e xamp le)
1 Distance co vered( from start/ from reset)
2 Driving time (from start/from reset)
3 Averag espeed (from start/from reset)
4 Averag efuel consum ption (from start/from
re set) Instrument Displa
yand on-boar dcomputer 17 3
Note
sonl oading guidelines &
DANG ER Risk of poisonin gfrome xhau st
ga ses
Combustion engines emit poisonous exhaust
ga ses, suc hascarbon monoxide. Exhaust
ga ses can enter thev ehicle interior if the
re ar-en ddoor is open when thee ngine is run‐
ning ,especially if thev ehicle is in motion. #
Alwayss witc hoffthee ngine before
opening ther ear-end door. #
Neverd rive wit hthe rear-en ddoor
open. &
WARNING Risk of inju ryfrom unsecu red
object sinthevehicle
When objects ar eunsecured or inadequately
secured, they can slip, tip overorbet hrown
about, striking vehicle occupants.
This also appliest o:
R Luggag eorl oads
R Seats whic hhave been remo veda nd are
being transpor tedint hevehicle in an
ex ceptiona lcase
The reisar isk of injur y,particular lyin the
eve nt of braking maneuver sorabrupt
ch anges in direction. #
Alwayss towo bjectsins uchaw aythat
th ey canno tbetossed about. #
Befor etrave ling, secur eobjects, lug‐
ga ge or load topreve ntthem slipping or
tipping over. #
When aseat is remo ved, keep it prefera‐
bly outside thev ehicle. &
WARNING Risk of inju rydue toobjects
being stowedincor rectly
If yo udon otadequatel ystowo bjectsint he
ve hicle interior ,the yc ould sli porbet ossed
around and thereb ystrik evehicle occupants.
In addition, cup holders, open stowage
spaces and mobile phon ebrack etsc annot
al wa ys restra in theo bject stheyc ontai nint he
eve nt of an accident.
The reisar isk of injur y,particular lyin the
eve nt of sudden braking or asudde nchange
in direction. #
Alwayss towo bjectsins uchaw aythat
th ey canno tbetossed about in these or
similar situations. #
Alwaysm akes uret hat objects do not
project from stowages paces, parcel
nets or stowagen ets. #
Close thel oc kable stow ages paces
befor estarti ngajou rney. #
Stow and secur eobject sthat ar eheavy,
hard, poin ted, sharp-edged, fragile or
to ol arge inthec argo compartment. &
WARNING Risk of bu rnsf romt hetailpipe
and tailpipe trims
The exhaus ttailpipe and tailpipe trims can
becom everyh ot.Ify ou come int ocontact
wi th th ese parts of thev ehicle, youc ould
bur nyourself. #
Alwaysbep articularly careful around
th et ailpipe and thet ailpipe trims and
supervise children especially close lyin
th is area. #
Allowvehicle parts tocool down before
to uchin gthem. If
yo ua reusin gar oofrack ,p lease no tethem axi‐
mum roof load and them aximum load capacity of
th er oof rack ( /pag e260).
Camera-based driving sy stems and thes ensor
functions of thei nside rearvie wmirro rm aybe
impaire difyou ar etransportin gaload on the
ro of and it pr otru des mor ethan 16in (40 cm)
ov er thef ront edg eoftheroof. Therefore, make
sur ethat thel oad does no toverhang bymore
th an 16 in (40 cm).
The handlin gcharacteristics of your vehicle are
dependent on thel oad distribution.
Therefore, please obser vethef ollowing no tes
when loading:
R When transportin gaload, ne vere xceed the
permissible gross mass or theg ross axle
we ight rating fort he vehicle (including occu‐
pants). The values ar especified on thev ehi‐
cle identification plat eonthe B-pillar.
R The load mus tnotprotru de abo vetheu pper
edg eoft he seat backrests.
R If possible, alw ayst ranspor tthe load in the
cargo compa rtment. 17 8
Transporting
R
Fasten thel oad tothet ie-down eyes and dis‐
tribut ethe load evenlya mong them.
R Use tie-down eyes and fastening components
whic haresuitable fort he weight and size of
th el oad. Load distribution
* NO
TERisk of damag etothefloor co ver‐
ing Excessiv
epoint loading on thec argo com‐
partmen tfloor or on thel oad area can nega‐
tivel yaffect thed riving characteristic sand
could damag ethe floor co vering. #
Vehicles with rear-wheel drive: dis‐
tribu tethel oad uniformly .When doing
so, ensur ethat theo verall cen terof
gr av ity of thel oad is alw aysasl owand
close tothec enter as possible and
between thea xles near ther ear axle. #
Vehicles with all-wheel drive: distrib‐
ut et he load uniforml y.When doing so,
ensur ethat theo verall cen terofg ravity
of thel oad is alw aysasl owand close to
th ec enter as possible and between the
axles. Fo
rC argo Vans, buses and Passenger Vans:
R Alwayst ranspor tloads in thec argo compart‐
ment.
R Alwaysp lace thel oad agains tthe seat backr‐
ests of ther ear benc hseat.
R Movelarge and heavy loads as fart ow ards
th ef ront of thev ehicle as possible in the
direction of tra vela ga ins tthe rear ben ch
seat. Stow loads flush wit hthe rear ben ch
seat.
R Alwaysa dditionally secur ethe load wit hsuita‐
ble load securing aids or tie downs.
R The load mus tnotprotru de abo vetheu pper
edg eoft he seat backrests.
R Transpor tloads behin dseat sthat ar enot
occupied.
R Ifth er ear benc hseat is no toccupied, insert
th es eat belts crosswise int othe seat belt
buckle of theo pposit eseat belt. Securing loads
Note
sonl oad securing &
WARNING Risk of accident and injury
du etoi ncorrect use of thel ashing stra ps
If yo ua ttac hthe lashing stra pi ncor rectly
whe nsecu ring loads, thef ollowing ma yoccur
in thee vent of abrup tchanges in direction,
braking maneuver or an accident:
R The tie-down eyes ma ybecome de tach ed
or thel ashing stra pm aytear if thep er‐
missible load is exceeded.
R The load cann otbe restra ined.
This ma ycause thel oad toslip, tip overorbe
fl ung about ,striking vehicle occupants. #
Alwayst ension thel ashing stra ps in the
proper manner and onl ybetwe en the
described tie-down eyes. #
Alwaysu se lashing stra ps designed spe‐
cificall yfor thel oads. %
Obser
vethei nformation relatin gtot he maxi‐
mum loading capacity of thei ndividual cargo
tie-down point. If youc ombin evarious cargo
tie-down points tosecur eaload, alw ayst ake
th em aximum loading capacity of thew eak‐
es tc argo tie-down poin tint oa ccount .During
maximum full- stop braking, forc es ma yact
whic hcan multipl ythe weight of thel oad.
Alw aysu se se veralc argo tie-down point sto
distribut eand spread thel oad. Spread the
load evenly between thec argo tie-down
points or tie-down eyes.
Alw ayso bser vetheo perating instruction sorthe
lashing stra pm anufacturer's instruction sfor the
operation of thel ashing stra p.
Obser vethei nformation relatin gtot he maximum
loading capacity of thec argo tie-down points
(/ page260).
As thed rive r,yo ua re re sponsible fore nsuring the
fo llowing:
R The load is secured agains tslipping, tipping,
ro lling or falling off.
Ta ke usual traf ficc onditions as well as swerv‐
ing or full brak eapplication and bad roads
int oa ccount.
R The applicable requ irements and guidelines
re latin gtol oad-securing practices ar emet.
If th is is no tthe case, this ma yconstitut ea
punishable of fense, depending on local legis‐ Tr
ansporting 17 9