2021 MERCEDES-BENZ METRIS steering

In some countries, an audible signal wills
ound
and/or amessag ewilla ppear on thed isplay
when thev ehicle reaches them aximum speed
permitted bylaw, e.g. at 75mph(120k m/h).
Ta ch ome ter
* NO
TEEngine damag eduetomaximum
engine speed being exceeded If
th em aximum permissible engine speed is
exc eeded, thee ngine ma ybedamaged. #
Avoid driving in ther ed speed range
(danger zone). Whe
nthe redm arkisr eached, thef uel supply
will be inter rupte dtop rotect thee ngine.
Outsid etem peratu re display
Yo us houl dpayspecial attention toroad condi‐
tions when temp eratures ar earound freezing
point.
Bear in mind that theo utside temp eratur edisplay
indicates them easured air temp eratur eand not
th er oad sur face temp erature.
The outside temp eratur eisdisplayedont he mul‐
tifunction displa y(/pag e140).
Changes in theo utside temp eratur ewill be dis‐
pla yeda fter as hor tdela y.
Coolant temperatur edisplay &
WARNING Risk of bu rnsw hen opening
th eh ood
If yo uo pen theh ood when thee ngine has
ov erheated or when ther eisaf ireint he
engine compartment, thef ollowing situations
ma yoccur:
R Youc oul dc om eintoc ontact wi thhot
ga ses.
R Youc oul dc om eintoc ontact wi thother
hot, escaping operating fluids. #
Befor eopening theh ood, allo wthe
ove rheated engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep theh ood closed and call
th ef ires ervice. In
vehicles without steering wheel buttons, you
can sho wthe coolant temp eratur eonthe display
(/ page142). In
vehicles wit hsteering wheel buttons, ther eis
an analog coolant temp eratur edispla yont he
instrument clus ter's tach ome ter.
During norma ldriving and if thec oolant le velis
cor rect, thed ispla yisp ermitted torise tothef ol‐
lowing temp erature:
R Vehicles wit hfront-wheel drive: up to230°F
(1 10 °C)
R Vehicles wit hrear-wheel drive: up to248°F
(120°C) Overvie
wand operation of theo n-boa rd
compu ter( ve hicles without steering-wheel
but tons) &
WARNING Risk of distraction from infor‐
mation sy stems and communications
equipment
If yo uo perat einformation and communica‐
tio ne quipment integrated in thev ehicle 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. &
WARNING Risk of accident and injury
du ring inter vention bythes teering wheel
If yo ur eac hthrough thes teering wheel to
operat ethe adjustment knobs while driving,
yo uc oul dlose control of thev ehicle. #
Use thea djustmen tknobs onl ywhen
th ev ehicle is at astandstill. #
Do no treac hthrough thes teering wheel
while driving. Instrument clus
tera nd on-boar dcomputer 137

1
Èand 0078buttons
2 Multifunction display
3 0074and 0075buttons
If yo ut urnt he keytop osition 0047inthei gnition
loc k,theo n-boar dcomputer will be activated.
If yo ur emo vethek ey,then quickl yre-inser tit
and tur nittop osition0047,the on-boar dcomputer
and instrument clus terw illn ot be activated.
Yo uc an control thed ispla ymessages and set‐
tings in theo n-boar dcomputer wit hbuttons 1
and 3onthei nstrument clus ter.
Button sonthe instrumen tclust er
È Press brief
ly:
R Selects them enu or display
R Inthe Settings menu:exits the
submenu without adopting thel ast
setting and returns tothem ain
menu
È Press and hold:
R Returns tothes tanda rddispla yor
th eD ista nce menu wi thout adopt‐
ing thel asts etting
0078 Press briefl
y:
R Selects asubmenu or function
R Confirms thes elected entry onthe
lis tort he displa y,or confirms the
setting 0078
Press and hold:
R Resets thet ripd ista nce and trip
computer values
R Inthem ain menu of theSettings
menu, resets tofactor ysettings
R Inthe Settings menu,resets values
and returns tothem ain menu
00740075 R
Sets thei nstrument lighting (no tin
the Settings menu)
R Scroll thro ugh lists
R Chan gevalues or settings Overvie
wand operation of theo n-boa rd
compu ter( ve hicles with steering-wheel but‐
to ns) &
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. 13 8
Instrument clus tera nd on-boar dcomputer

Righ
tcontrol pane lonthesteering wheel
00E3 R
Vehicles wit hnavigation sy stem:
switc hont hevoice control func‐
tion of then avigation sy stem (see
th em anufacturer's operating
instructions)
0063 R
Switc hthe sound on/off The audio equipment,
telephon eoperation and
vo ice control using thes teering-wheel buttons on
th er ight cont rolp anel workonl yw itha
Mercedes-Benz audio or navigation sy stem. If you
ar eu singana udio or navigatio nsystemf rom
ano ther manufacturer ,the described functions
ma yber estricted or ma ynotbe available at all. Overvie
wofwhat is shown on them ulti‐
function display
Multifunction displa y(vehicles without steer‐
ing wheel but tons) Multifunction displa
y(example)
1 Time
00B2 Cruise control (/ page115 )
2 Cons tant displ ay:o utsid etemperatur eor
speed
75 mph(120k m/h)! (for cer tain countries
only) Maximum permit teds peed exceeded
3 Displa ysection ford ispla ymessa ges, menus
and menu bar
4 Fuel le vel
Fu elfiller flap locatio nindicator 007F:the
fuel filler cap is on thel eft
5 00C5 Rear wind owwiper (/ page86)
Displa ysection 3showsthes elected menu or
submenu as well as displa ymessages. Multifunction displa
y(vehicles wit hsteering
wheel but tons) Multifunction displa
y(example)
1 Time
2 00C7 ActiveB rake Assi st (/ pag e113 )
005D ActiveP arking Assis t(/pag e125)
3 Constant display: outside temp eratur eor
speed (/ page148)
75 mph(120k m/h)! (for cer tain countries
only) Maximum permit teds peed exceeded
4 Menu bar
Outside temp eratur e(onl yifh eader A
sho ws th eadditional speedome ter)
5 Comfor tdispla y(/ pag e104)
6 Transmission position (/ page104)
7 Status area
8 Displa ysectio nfor displa ymessa ges, menus
and menu bar
9 Header
Yo uc an call up men ubar4 inthed ispla ysec‐
tion bypressing the0059 or0065 steering-wheel
button. It will automaticall ydisappear again af ter
af ew seconds.
Displa ysection 9showsthes elected menu or
submenu as well as displa ymessages.
In status area 8,the multifunction displa ycan
sho wthe status of thef ollowing driving sy stems:
00AD AT
TENTION ASSIS T(/ pag e127)
00B0 Lane
Keeping Assis t(/pag e129)
00B2 Cruise control (/
page115 ) 14 0
Instrument clus tera nd on-boar dcomputer

00C5
Re
ar wind owwiper (/ page86) Setting
thei nstrument lighting &
WARNING Risk of accident and inju ry
during inter vention bythes teering wheel
If yo ur eac hthrough thes teering wheel to
operat ethe adjustment knobs while driving,
yo uc oul dlose control of thev ehicle. #
Use thea djustmen tknobs onl ywhen
th ev ehicle is at astandstill. #
Do no treac hthrough thes teering wheel
while driving. Brightness cont
rol(ex ample: vehicle wit hsteer‐
ing-wheel buttons)
The displa yson thei nstrument clus tera re illumi‐
nated during thed ay.Ad imming functio nisnot
possible in da ylight.
In vehicles wit hsteering-wheel buttons, thel ight
sensor on thei nstrument clus tera utomatically
controls theb rightness of thed ispla ylighting.
When thel ight has been switched on, theb right‐
ness cont rolisi nfluenced bythea mbient light.
Yo uc an then adjus tthe brightness of thei nstru‐
ment lighting and thed ispla ylighting as well.
Ve hicles without steering-wheel but tons: #
Press the0074or0075 button on thei nstrument
clus ter.
% Ifthe Settings menu has been selected on
th eo n-boar dcomputer ,itwill notbep ossible
to adjus tthe displa ybrightness.
Ve hicles with steering-wheel but tons: #
Turn brightness control 1onthei nstrument
clus ter. Overvie
wofmenus on theo n-boa rdcom‐
pu ter
Ve hicles without steering wheel but tons
Press theÈbutton on thei nstrument clus terto
scroll thro ugh them enus.
Yo uw ill see theSettings menu onl yifthevehicle
is stationar y.
If yo us crol lfor wa rdsint heSettings menu using
the 0078button, thes ettings fort he pr evious sub‐
men uort he previous function will be copied over.
If yo up ress the Èbutton in asubmenu, thes ub‐
menu or function will be exited without thes et‐
ting being adop ted.
Yo uc an find fur ther operating information in
"Overvie wand operation of theo n-boar dcom‐
puter" (/ page137).
Depending on thev ehicle equipment, youc an call
up thef ollowing menus, displa ysor functions:
R Displa yshowing trip dis tance and total dis‐
ta nce (/ page 142)
R Trip computer displa y(/ pag e142)
R Displ ayshowing cur rent range
R Displa yshowing cur rent fue lconsu mption
(/ page 142)
R Digital speedome ter
R Displ ayshowing coolant temp erature
(/ page142)
R Displ ayshowing displa ymessages in them es‐
sag em emor y(/pag e235)
The following menus, displa ysand function swill
also be displa yedw hen thev ehicle is stationary:
R Displa yshowing next servic edue date
(/ page175)
R Electroni cchec kont he engine oil le vel
( / pag e178)
R Tire pressur emonitoring sy stem restart
(/ page209)
R The Settings menufor adjusting or activating
and deactivating driving and driver assis tance
sy stems as well as displa yoptions
(/ page143)
Ve hicles with steering wheel but tons
Use the0059 or0065 steering-wheel button to
sho wthe menu bar and scroll thro ugh them enus.
Use the0064 or0063 steering-wheel button to
scroll thro ugh their submenus and functions. Instrument clus
tera nd on-boar dcomputer 141

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 thet ail‐
gate orther ear-end door is open when the
engine is running ,especial lyifth ev ehicle is
in motion. #
Alwayss witc hoffthee ngine before
opening thet ailgat eortherear-end
door. #
Neverd rive thev ehicle when thet ail‐
ga te or rear-en ddoor is 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 accident du etoincor‐
re ctly positioned load
The center of gr avity of thel oad can be too
high and/or toof ar towa rdst he rear.
This can significantl yimp air handlin gaswell
as steering and braking characteristics. #
Alwaysm akes uret hat thec enter of
gr av ity of thel oad is between thea xles
and as lo waspossible near ther ear
axle. &
WARNING Risk of accident du eto
exc eeding thep ermissible wheel/axle
loads or theg ross vehicle weight
The driving characteristics, as well as steering
and braking, ma ybegreatl yimp aired. Over‐
loaded tires ma yoverheat and bur stas ac on‐
sequence. #
When transpo rting aload, alw ays
obser vethep ermissible wheel loads,
axle loads and them aximum permissi‐
ble gross mass fort he vehicle (including
occupants). &
WARNING Risk of inju ryif unsuitable
climbin gaids ar eused
If yo uu se opening sinthevehicle's body work
or de tach able parts as steps, youc ould:
R Slip and/or fall.
R Damag ethe vehicle and thus slip and fall. #
Alwaysu se anti-slip, stable climbing
aids, e.g .asuitable ladder. *
NO
TEDama gecaused bytheu se of
openings in theb odywor kordetachable
par tasa step Using
thel owe rguide of thes liding door (car‐
ri age) as astepc an damag ethe trim and/or
mechanism of thes liding door. #
Do no tuse theg uide of thes liding door
(car riage) as astep. If
yo ua reusin gar oof luggag erack, please no te
th em aximum roof load and them aximum load
capacity of ther oof luggag erack( / pag e234).
The handling characteristic sofyourvehicle are
dependent on thel oad distribution.
Therefore, please obser vethef ollowing no tes
when loading:
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.
R fastenthel oad tothet ie-down eyes and dis‐
tribut ethe load evenl yamong them. 16 6
Transporting

Floo
ranchorag e(example: secured tie-down eye)
Installing #
Remo vethec argo compartmen tpartition if
necessar y. #
Clip thel oad pr otection ne tint ou pper retain‐
ers 1in suc hawaythat tensioning stra ps
3 face ther ear of thev ehicle. #
Install tie-down eyes 5 intot he guide rails
close tother ear seat legs (/ page171).
Po sition them at leas t2in(5cm) fromthe
seat legs toallo wsubse quent mo vement of
th er ear seat. #
Chec kthat tie-down eyes 5 ares eated cor‐
re ctly.
Ti e-down eyes 5 should no tmove. #
Pull tensioning stra ps 3 ofthel oad pr otec‐
tion ne ttightly. #
Clip hooks 4ontensioning stra ps 3 into
tie-down eyes 5. #
Foldtensioning element 2up. #
Pull thel oose end of tensioning stra ps 3
down in thed irection of thea rrow until ten‐
sioning stra ps 3 aret ight. #
Foldtensioning element 2down toachie ve
th ef ina ltension on thes traps. #
If necessar y,ins tallth ec argo compartment
partition . #
Aftert rave ling ashor tdista nce, checkt hat
th el oad pr otection ne tistaut, and retighten
it if necessa ry.
Re moving #
Remo vethec argo compartmen tpartition if
necessar y. #
Foldtensioning element 2up.
Te nsioning stra ps 3 ares lack. #
Unc lip hooks 4oftensioning stra ps 3 from
tie-down eyes 5 attheb otto m. #
Unclip thel oad pr otection ne tfromu pper
re tainers 1. #
When requ ired, remo vetie-down eyes 5
(/ page171). #
If necessa ry,ins tallth ec argo compartment
partition . #
Roll up thel oad pr otection ne tand fast en it,
st ill rolled up, using theV elcr ofasteners.
Ad justin gthe fron tseatw itht he load pr otec‐
tion ne tinstalled #
Foldtensioning element 2onstra ps 3
upwards.
The load pr otection ne tslac kens. #
Correctl yadjus tthe front seat. #
Re-tension thel oad pr otection net. Car
rier sy stems Note
sonc arrier sy stems &
WARNING Risk of accident du eto
exc eeding them aximum roof load
The vehicle center of gr avity and theu sual
driving characteristic saswell asthes teering
and braking characteristic salter.
If yo ue xceed them aximum roof load, the
driving characteristics, as well as steering and
braking, will be greatl yimp aired. #
Nevere xceed them aximum roof load
and adjus tyour driving style. Yo
uc an find information on them aximum roof
load under "Cargo tie-down points and car rier
sy stems" (/ page234).
* NO
TEDama gedue toexc eeding the
maximu mpermissible roof load If
th ew eight of ther oof luggage, including the
ro of luggag erack, exc eeds them aximum per‐
missible roof load, this can cause damag eto
th ev ehicle. #
Do no texceed them aximum permissi‐
ble roof load. Tr
ansporting 17 3

Note
sonm aintenance
+ ENVIRONMEN
TALN OTE Environmental
pollution du etodisposal in anon-envi‐
ro nmentally-friendly manner If circums
tances demand that youh ave todo
some maintenanc eworky ourself, environ‐
mental pr otection requirements mus tbe
obser ved. When disposing of service prod‐
ucts, e.g. engin eoil,youm ustc ompl ywith
th el egal requ irements. This also includes all
components, e.g. filters, whic hhave come
int oc ontact wi thoperating fluids. #
Dispose of em ptyc ontainers, cleaning
clo thsa nd car eproducts in an environ‐
mentally responsible manner. #
Obser vethei nstruction sfor car eprod‐
ucts. #
Do no trun thee ngine forl onger than
necessar ywhen thev ehicle is station‐
ar y. When
working on thev ehicle, comply wit hall
saf etyr egulations, suc hasthe operating instruc‐
tions, regulations concerning hazardous materi‐
als, environmental pr otection measures, work
saf etya nd acciden tpreve ntion regulations.
Yo um usts ecur ethe vehicle on jac kstands of
suf ficient load-bearing capacity if workis being
car ried out underneat hthe vehicle.
Please also refertot he no tesa bout qualified spe‐
cialis tworks hops (/ page18).
The scope and regularity of thei nspection and
maintenanc eworkp rimaril ydepend on theo ften
diverse operating conditions .Inspection and
maintenanc eworkr equires special skills that
canno tbeacquired byreading these Operating
Instructions. This workshould onl ybecarried out
by trained pe rsonnel.
The vehicle Maintenance Bookle tdescribes the
scope and frequency of maintenance workand
contains additional no tesont he Limited War‐
ra nty .You will find information abou toperating
fl uids appr ovedfor Mercedes-Benz and capacities
under "Operatin gFluid sand Capacities"
(/ page 227).
Maintenance services mus tbecarried out in
accordance wit hthe instructions in theM ainte‐
nanc eBooklet. No tdoing so could void an ywar‐
ra nty claims and lead torefusa lofg oodwil lges‐
tures af tert he manufacturer has submitted a
damag ereport. Obser
vethei nformation under "Mercedes-Benz
GenuineParts" (/ page13). Se
rvice inter vald isplay Service inter
vald ispla yfunction The AS
SYST PLUS service inter vald ispla yont he
instrument clus terd ispla yprovide sinformation
on ther emaining time or dis tance be fore then ext
service due date.
Under arduous operating conditions or if thev ehi‐
cle is subjected toinc reased loads, theA SSYST
PLUS service inter vald ispla ymayshor tent he
service inter val.
Yo uc an obtain fur ther information concerning
th es ervicing of your vehicle from aqualified spe‐
cialis tworks hop. Displaying
thes ervice du edate( vehicles
without steering wheel but tons) Requ
irements:
R The vehicle is stationar y.
R The ignition is switched on.
Use theb uttons on thei nstrument clus ter. #
Press theÈbutton toselect thes ervice dis‐
pla y.
The displa ywill sho wapossible service mes‐
sage. #
Toexitth ed ispla y:press the0078button on
th ei nstrument clus ter. Displaying
thes ervice du edate( vehicles with
st eering wheel but tons) Re
quirements:
R The ignition is switched on.
On-boar dcomputer:
4 Service 5
ASSYS TPLUS
The next service due dat eisdisplayed. #
Toexitth ed ispla y:press the0076 or0038
st eering-wheel button. Maintenanc
eand care 175

Information on
regular maintenance work *
NO
TEPrematur ewear thro ugh failur eto
obser veservice due dates Maintenance
workwhic hisn otcar ried out at
th er ight time or incomple tely ca nleadto
inc reased wear and damag etothevehicle. #
Adher etot he prescribed service inter‐
va ls. #
Alwaysh ave thep rescribed mainte‐
nanc eworkc arried out at aqualified
specialis tworks hop. Note
sons pecial service requ irements The prescribed service inter
valisb ased on nor‐
mal vehicle use. Maintenance workwill need to
be per form ed mor eoften than presc ribed if the
ve hicle is operated under arduous operating con‐
ditions or increased loads.
Arduous operating conditions include:
R Regular city driving wit hfrequ ent intermedi‐
at es tops
R Frequent short-dis tance driving
R Frequent operation in mountainous terrain or
on poor road sur faces
R Whe nthe engine is of tenl eftidling forl ong
periods
R Operation in particula rlyd usty conditions
and/o rifair-reci rculation mod eisfrequ ent ly
used
In these or similar operating conditions, ha vethe
air filter ,engin eoil and oil filter ,for example,
re placed mor efrequ entl y.
If th ev ehicle is subjected toinc reased loads, the
tires mu stbe checkedm oref requ ently.Yo uc an
obtain fur ther information at aqualified specialist
wo rkshop. No
n-operational times with theb attery dis‐
connected The ASS
YSTP LUSs ervice inter vald ispla ycan
onl ycalculat ethe service due dat ewhen theb at‐
te ry is connec ted. #
Displa yand no tedown thes ervice due date
on thei nstrument clus terb efor edisconnect‐
ing theb atter y. R
Displ aying thes ervice due dat einvehi‐
cles without steering wheel buttons
(/ page175).
R Displ aying thes ervice due dat einvehi‐
cles wit hsteering wheel buttons
(/ page175). Engine comp
artment Opening and closing
theh ood &
WARNING Risk of accident du etodriving
wit hthe hood unloc ked
The hood ma yopen and bloc kyour vie w. #
Neverrelease theh ood when driving. #
Befor eevery trip, ensur ethat theh ood
is loc ked. &
WARNING Risk of accident and injury
whe nopening and closing theh ood
The hood ma ysuddenl ydropi ntot he end
position.
Ther eisar isk of injur yfor an yone in the
hood's rang eofm ovement. #
Do no topen or close theh ood if ther eis
ap erson in theh ood's rang eofm ove‐
ment. &
WARNING Risk of inju ryfrom touching
component sunde rvoltage
The ignition sy stem and thef uel injection sys‐
te mw orku nde rhigh voltage. Youc ould
re ceiv eane lectric shoc k. #
Nevertouc hcomponent softhe ignition
sy stem or thef uel injection sy stem
when thei gnition is switched on. The
following ar eexamp les of liv ecomponents:
R Ignitio ncoils
R Spar kplug connec tors
R Injectors &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponent pa rtsint he engine com‐
partment can be very hot, e.g. thee ngine, the
cooler and pa rtsoft heexhaus tsystem. 176
Maintenance and care