ignition MERCEDES-BENZ METRIS 2021 MY21 Operator's Manual

#
Ifyo us wallowf uel, seek medical atten‐
tio nimmediatel y.Do no tinduce vomit‐
ing. #
Chang eimmediately out of clo thing that
has com eintoc ontact wi thfuel. Fu
el Note
sonf uelgrades on vehicles with agaso‐
line engine
Obse rvet he no tesono perating fluids
(/ page227).
* NO
TEDama gedue toincor rect fuel Even small amounts of
thew rong fuel could
re sult in damag etothe fuel sy stem, engine
and exhaus tsystem. #
Onlyrefuel using lo w-sulfur ,unleaded
premium grade gasoline wit hatleast
91 AKI/95 RON/95 ROZ.
This fuel ma ycontain up to10%e thanol by
vo lume. Your vehicle is suitable foru se with
E1 0f uel.
Ne verrefuel wit hthe following:
R Diesel
R Gasoline wit hmoret han 10%e thanol by
vo lume, e.g. E15, E20, E85, E100
R Gasoline wit hmoret han 3% me thanol by
vo lume, e.g. M15, M30 ,M50,M 85,M 100
R Gasoline wit hadditives con tainin gm etal #
Do no tmix su chfuel switht he fuel rec‐
ommended fory our vehicle.
If yo uh ave accidentally refueled wit hthe
wrong fuel: #
Do no tswit ch th eignition on. #
Consult aqualified specialis tworks hop. *
NO
TEMalfunctions du etocontaminated
fuel Fu
el contamination can lead tomalfunctions
in thef uel sy stem. #
Ifyo ua reusin gdrums or canis ters to
re fuel thev ehicle, yous houl dfilter the
fuel befor efilling. If
th ea vailable fuel is no tsufficiently lo winsulfur,
th is can produce unpleasant odors. The
recommended octane number fory our vehi‐
cle can be found on thei nstruction label in the
fuel filler flap (/ page106).
Fu rther information on fuel can be obtained at a
ga ss tatio noraq ualified specialis tworks hop.
Note sona dditives in gasoline
Obser vethen otes on operating fluids
(/ page227).
* NO
TEDama gefrom use of unsuitable
additives Even smal
lamounts of thew rong additive
ma ylead tomalfunctions. #
Only add cleaning additives recommen‐
ded forM ercedes-Benzt othe fuel. Mercedes-Benz
recommends using brand-name
fuels wi thadditives.
In som ecountries, thea vailable fuel ma ynotcon‐
ta in suf ficient amounts of additi ves. Deposits
could buildupint he fuel injection sy stem as a
re sult.
In this case, in consultation wit haMercedes-
Ben zCommercial VanC enter,th ef uel should be
mixed wit hthe cleaning additiv erecommended
by Mercedes-Benz.
Yo um usto bse rvet he no tesa nd mixing ratios
indica tedont hetank.
Ta nk content and reser vefuel
Capacity Model
Total capacity
Al lm odels Approx.1 8.5 US gal
(70 liters) Model
Of whichreser ve
fuel
All model sA pprox.3 .2 US gal
(1 2l iters) Engine oil
Note
sone ngine oil
Obser vethen otes on operating fluids
(/ page227). 228
Tech nica ldata

Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
The steerability and braking characteristic sareheavil yimp aired
and theb raking dis tance ma yincrease. In addition, other driving
saf etys ystems ar eswitched off. #
Driv eonc arefull y. #
Have ABS and ESP ®
ch eckedi mmediately at aqualified
specialis tworks hop. #
Driv eonc arefully and, on asuitable stre tchofr oad, mak esome
sligh tsteering mo vements at aspeed abo ve12 mp h(20 km/h). #
Chec kwhether thed ispla ymessag ehas disappeared and ESP ®
is operational.
If th ed ispla ymessag econtinues tobe shown: #
Driv eonc arefull y. #
Consult aqualified specialis tworks hop immediatel y.
0091 Front Passenge rAirbag
Disabled *T
he co-driver airbag is disabledw hilethev ehicle is in motion even
th ough an adult or aperson wit hacorresponding statur eiso ccupy‐
ing thec o-driver seat.
If additional forc es ar eapplied tothes eat or thec o-driver is no tsit‐
ting on thes itting sur face prope rly( /pag e30),the weight thes ys‐
te md etects ma ybetoo low. &
WARNING Risk of inju ryor fata linjur ydue toad isabled
front passenger airbag
If th ef ront passenger airbag is disabled, thef ront passenger air‐
bag will no tbedeployedint heeve nt of an accident and cannot
pe rfor mi ts intended pr otectiv efunction.
Ap erson in thef ront passenger seat could then, fore xamp le,
com eintoc ontact wi th thevehicle's interior ,especially if the
person is sitting tooc lose tothec ockpit. #
Mak esure, bo thbefor eand during thej ourne y,that the
st atus of thef ront passenger airbag is cor rect. #
Stop thev ehicle immediately in accordance wit hthe traf ficc on‐
ditions. #
Secu rethev ehicle agains trolling away. #
Ensu rethat no object shave become trapped beneat hthe co-
driver seat. #
Switc hoffthei gnition. #
The co-driver mus tget outoft hevehicle. #
Mak esuret hat thec o-driver seat is unoccupied, close thec o-
driver door and switc honthe ignition. #
Obser vetheP ASSENGER AIRB AGOFF indicator lam ponthe
center console and thed ispla ymessages. #
With th eseat unoccupied and thei gnition switched on, check
th ef ollowing: 238
Displa ymessages and warning and indicator lamps

Displa
ymessages
Possible causes/consequences and 0050 0050Solutions R
The PASSENGER AIRB AGOFF indicator lam pmustlight up
continuously .Ifthe indicator lam pislit,theo ccupant classi‐
fi cation sy stem (OCS) has disabled thec o-driver airbag
(/ page30).
R The displa ymustn otsho wthe messages Front Passenger
Airbag Enabled orFront Passenger Airbag Disabled. #
Waitforatl east one minut euntil then ecessar ysystemc hecks
ha ve been comple ted. #
Ensur ethat thed ispla ydoes no tshowe ither of thet wo display
messages about thec o-driver airbag.
If th ese conditions ar emet,t he co-driver seat can be occupied
again.
If th ese conditions ar enotmet, theO ccupant Classification Sy stem
(OCS) is malfunctioning. #
Consult aqualified specialis tworks hop immediatel y.
Fu rther information on airbag shutof fcan be found unde r"Occupant
classification sy stem (OCS)" (/ page30).
Fron tPassenger Airbag
Disabled See Operator's
Manual *T
he front passenger airbag is disabledw hilethev ehicle is in motion
ev en though an adult or aperson wit hacorresponding build is
occupying thef ront passenger seat.
If additional forc es ar eapplied tothes eat or thef ront passenger is
no ts itting on thes eat sur face prope rly( /pag e30),the weight the
sy stem de tects ma ybetoo low. &
WARNING Risk of inju ryor fata linjur ydue toad isabled
front passenger airbag
If th ef ront passenger airbag is disabled, thef ront passenger air‐
bag will no tbedeployedint heeve nt of an accident and cannot
pe rfor mi ts intended pr otectiv efunction.
Ap erson in thef ront passenger seat could then, fore xamp le,
com eintoc ontact wi th thevehicle's interior ,especially if the
person is sitting tooc lose tothec ockpit. #
Mak esure, bo thbefor eand during thej ourne y,that the
st atus of thef ront passenger airbag is cor rect. #
Stop thev ehicle immediately in accordance wit hthe traf ficc on‐
ditions. #
Secu rethev ehicle agains trolling away. #
Ensu rethat no object shave become trapped beneat hthe front
passenger seat. #
Switc hoffthei gnition. #
The front passenger mus tget outoft hevehicle. #
Mak esuret hat thef ront passenger seat is unoccupied, close
th ef ront passenger door and switc honthe ignition. #
Obser vetheP ASSENGER AIRB AGOFF indicator lam ponthe
center console and thed ispla ymessages. Displa
ymessages and warning and indicator lamps 239

Displa
ymessages
Possible causes/consequences and 0050 0050Solutions #
Ensur ethat no objects ha vebecome trapped beneat hthe front
passenger seat. #
Switc hoffthei gnition. #
Open thef ront passenger door. #
Remo vethec hild and thec hild restra int sy stem from thef ront
passenger seat. #
Mak esuret her eareno object sapplying additional weight tothe
seat.
The sy stem ma yotherwise de tect thea dditional weight and
interpr etthev ehicle occupant's weight on thef ront passenger
seat as greater than it actuall yis. #
Mak esuret hat thef ront passenger seat is unoccupied, close
th ef ront passenger door and switc honthe ignition. #
Obser vetheP ASSENGER AIRB AGOFF indicator lam ponthe
center console and thed ispla y. #
With th eseat unoccupied and thei gnition switched on, check
th ef ollowing:
R The PASSENGER AIRB AGOFF indicator lam pmustlight up
continuously .Ifthe indicator lam pislit,theo ccupant classi‐
fi cation sy stem (OCS) has disabled thec o-driver's airbag.
R The displa ymustn otsho wthe messages Front Passenger
Airbag Enabled orFront Passenger Airbag Disabled. #
Waitforatl east one minut euntil then ecessar ysystemc hecks
ha ve been comple ted. #
Ensur ethat thed ispla ydoes no tshowe ither of thet wo display
messages about thec o-driver's airbag.
If th ese conditions ar emet,t he front passenger seat can be occu‐
pied again. Obser vethen otes on theo ccupant classification sy stem
(OCS) (/ page30).
If th ese conditions ar enotmet, thea utomatic co-driver's airbag
actuation is malfunctioning. #
Installth ec hild restra int sy stem on asuitable rear seat.
or #
Seat aperson of smaller statur eonas uitablerear seat. #
Consult aqualified specialis tworks hop immediatel y.
Fu rther information on airbag shutof fcan be found unde r"Occupant
classification sy stem (OCS)" (/ page30).
Fron tPassenger Airbag
Enabled See Operator's
Manual *
The co-driver's airbag is enabled while thev ehicle is in motion
although:
R thef ront passenger seat is occupied byac hild in achild
re stra int sy stem or aperson of smaller stature.
or
R thef ront passenger seat is no toccupied.
The sy stem ma ydetect objects or forc es that ar eaddin gtot he
we ight applied tothes eat. Displa
ymessages and warning and indicator lamps 241

Displa
ymessages
Possible causes/consequences and 0050 0050Solutions &
WARNING Risk of inju ryor deat hwhen using arear ward-
fa cing child restra int sy stem while thef ront passenger air‐
bag is enabled
If yo us ecur eac hild in arear ward-facing child restra int sy stem
on thef ront passenger seat and theP ASSENGER AIR BAGO FF
indicator lam pisoff,t he front passenger airbag can deplo yin
th ee vent of an accident.
The child could be stru ck bythea irbag.
Alw ayse nsur ethat thef ront passenger airbag is disabled. The
PA SSENGER AIR BAGO FF indicator lam pmustbel it.
NEVE Rusearear ward-facing child restra int sy stem on aseat
wit hanE NABLED FRONT AIRB AG.Thisc an result in theD EATH
of or SERIOUS INJUR YtotheCHILD. #
Stop thev ehicle immediately in accordance wit hthe traf ficc on‐
ditions. #
Secu rethev ehicle agains trolling away. #
Ensu rethat no object shave become trapped beneat hthe front
passenger seat. #
Switc hoffthei gnition. #
Open thef ront passenger door. #
Remo vethec hild and thec hild restra int sy stem from thef ront
passenger seat. #
Mak esuret her eareno object sapplying additional weight tothe
seat.
The sy stem ma yotherwise de tect thea dditional weight and
interpr etthev ehicle occupant's weight on thef ront passenger
seat as greater than it actuall yis. #
Mak esuret hat thef ront passenger seat is unoccupied, close
th ef ront passenger door and switc honthe ignition. #
Obser vetheP ASSENGER AIRB AGOFF indicator lam ponthe
center console and thed ispla y. #
With th eseat unoccupied and thei gnition switched on, check
th ef ollowing:
R The PASSENGER AIRB AGOFF indicator lam pmustlight up
continuously .Ifthe indicator lam pislit,theo ccupant classi‐
fi cation sy stem (OCS) has disabled thec o-driver's airbag.
R The displa ymustn otsho wthe messages Front Passenger
Airbag Enabled See Operator's Manual orFront Passenger
Airbag Disabled See Operator's Manual . #
Waitforatl east one minut euntil then ecessar ysystemc hecks
ha ve been comple ted. #
Ensur ethat thed ispla ydoes no tshowe ither of thet wo display
messages about thec o-driver's airbag.
If th ese conditions ar emet,t he front passenger seat can be occu‐
pied again. Obser vethen otes on theo ccupant classification sy stem
(OCS) (/ page30). 242
Displaymessa gesa nd warning and indicator lamps

Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
Park Assist Canceled *A
nacoustic signal sounds as well. The activ eparkin gassis tance
sy stems ha vebeen canceled and ActiveP arking Assis twill automat‐
icall ybea borted. Youh ave touched thes teering wheel, fore xamp le,
or ha vedriven at tooh igh aspeed. #
Steer and brak emanuall y. #
Repeat thep arking procedur eifnecessar y.Compl ywitht he
deactivation conditions (/ page125).
Park Assist Inoperative *P
ARKTRONIC is malfunctioning or de fective. #
Comply withthe instructions and aids in "Function of
PA RKTRONIC"( /pag e122). #
Ifth ed ispla ymessag econtinues tobe displa yed, consult a
qu alified specialis tworks hop:
*A ctiv eParking Assis tisnotavailable or is malfunctioning. #
Swit chofft he ignition. #
Restar tt he engine.
If th ed ispla ymessag econtinues tobe displa yed, or if thed isplay
does no tshowt he 005D symbol: #
Consult aqualified specialis tworks hop.
Lane Keeping Assist
Inoperative *L
ane Keeping Assis tismalfunctioning. #
Consult aqualified specialis tworks hop.
Lane Keeping Assist Cur-
rently Unavail. See Oper.
Manual *L
ane Keeping Assis thas been switched of fand is temp orarily non-
operational.
The following causes ar epossible:
R The windshield is dirty in thec amera's field of vision.
R Visibility is impaired due toheavy rain, sno worfog.
R Lane markings ar eabsent foral ong period of time.
R The lane markings ar eworn, dar korcoveredbyd irtors now, for
ex ample.
If th ec auses mentioned abo veno longer apply ,the displa ymessage
will disappear and Lane Keeping Assis twill be operational again.
If th ed ispla ymessag edoes no tdisappear: #
Stop in accordance wit hthe tra ffic conditions. #
Secur ethe vehicle agains trolling away. #
Clean thew indshield. Engine
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
003D *A
warning tone also sounds. Displa
ymessa gesa nd warning and indicator lamps 251

Lights
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
0049
Check Left Low
Beam (exa mp le) *T
he cor responding light source is defective.
Ha ve defectiv eLED lights replaced at aqualified specialis twork‐
shop. #
Obser vethen otes on changing abulb (/ page80). #
Replace thef aulty bulb at thef ront (/ page81)or rear
(/ page83).
0049
Aut oLamp sIno perative *T
he light sensor is faulty .The automatic drivin glight saremalfunc‐
tioning. #
Swit chthel ight functions on/o ffmanually (/ page77). #
Consul taqualified specialis tworks hop.
0049
Auto Lamp Function
Inoperative *T
he light sensor is faulty .The automatic drivin glight saremalfunc‐
tioning. #
Swit chthel ight functions on/o ffmanually (/ page77). #
Consul taqualified specialis tworks hop.
0049
Malfunction See Opera-
tor’s Manual *T
heexterior lighting is malfunctioning. #
Consult aqualified specialis tworks hop.
*V ehicles wit htrailer hitch: afuse ma ybefaulty.
* NO
TEElectrica lfuses #
Obser vethei nformation in thes upplement. Youm ayoth‐
erwise failto recognize dangers. #
Che ckthef uses and replace an yblown fuses (see "Fuse assign‐
ment "supplement).
If th ed ispla ycontinues tosho wthe message: #
Consult aqualified specialis tworks hop. Indicator and
warning lamps Indicator and
warning lamps on thei nstru‐
ment clus ter Some sy
stems will per form aself-tes twhen the
ignition is switched on. Som eindicator and warn‐
ing lamps ma ybriefly light up or flash. This
behavior is non-c ritical. These indica tora nd warn‐
ing lamps indicat eamalfunction onl yiftheylight
up or flash af tert he engine has been star tedor
during ajourne y. 260
Displa ymessages and warning and indicator lamps

Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions #
Adapty our driving styletos uitther oad and weather conditions.
If ESP ®
canno tbeswitched on: #
Driv eonc arefull y. #
Have ESP ®
ch eckedataq ualified specialis tworks hop. Seat belt
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00E9
Seat belt warning lamp *The
reds eat belt warning lam plight suporf lashes af tert he engine
has star ted. Aw arning tone ma yalsos ound.
Fo rc ertain countries only: The reds eat belt warning lam plight sup
fo ram aximu mofs ix seconds af tert he ignition has been switched on.
The seat belt warning lam premind sthe driver and co-driver tofast en
th eir seat belts. #
Fasten your seat belt (/ page27).
00E9
Sea tbelt warning lamp *The
redw arning lam pfor thes eat belt lights up af tert he engine
st arts as soon as thed rive r's or co-driver's door has been closed.
The driver's or front passenger's seat belt is no tfas tened. #
Fasten your seat belt (/ page27).
The warning lam pwill go out.
In vehicles wit hthe occupant classification sy stem (OCS), ther ea re
object sonthe co-driver's seat. #
Take theo bject soffthec o-driver's seat and stowthem in awell-
secured place.
The warning lam pwill go out.
00E9 Seat belt warning lamp *The
reds eat belt warning lam pflashes and an intermit tent wa rning
to ne sounds.
The driver' sorfront passenger' sseatb eltisn otfast ened. Youa re
drivin gatas peedgreater than 15 mp h(25 km/h) or ha vebrief ly
ex ceeded 15mp h(25 km/h). #
Fasten your seat belt (/ page27).
The warning lam pand thei ntermittent warning tone will go out.
In vehicles wit hautomatic co-driver airbag shutoff, ther ea reobjects
on thec o-driver's seat. Youa redrivin gatas peedgreater than
15 mp h(25 km/h) or ha vebriefly exceeded 15mp h(25 km/h). #
Take theo bject soffthef ront passenger seat and stowthem in a
we ll-secured place.
The warning lam pand thei ntermittent warning tone will go out. 264
Displa ymessa gesa nd warning and indicator lamps

Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
R Ignition sy stem (in vehicles wit hagasoline engine)
R Fuel sy stem
This can cause thee missions limit values tobe exc eeded and the
engine torunine mergency mode. #
Have thev ehicle checkedi mmediately at aqualified specialist
wo rkshop.
00B4
Fu elreser ve wa rning
lamp *The
yello wf uel reser ve wa rning lam pisonw hilethee ngine is run‐
ning.
The fue lsuppl yhas dropped int othe reser verange. #
Refuel thev ehicle.
00AC
Coolant warning lamp *
In vehicles without steering-wheel buttons, thec oolant temp erature
displa yisatt hestar toft he bar displa y(/ pag e142).
In vehicles wit hsteering-wheel buttons, thec oolant temp eratur edis‐
pla yont he instrument clus terisatt hestar toft he scale.
The temp eratur esensor fort he coolant temp eratur edispla yisd efec‐
tive.
The coolant temp eratur eisnol onger being monitored. If thec oolant
is tooh ot,the engine ma ybedamaged. #
Stop immediately in accordance wit hthe traf ficc onditions and
switc hoffthee ngine. Do no tcontinue driving. #
Secur ethe vehicle agains trolling away. #
Consult aqualified specialis tworks hop.
00AC
Coolant warning lamp *T
he redc oolant warning lam pisonw hilethee ngine is running.
The coolant le velist oo lo w.
If th ec oolant le velisc orrect, thea ir suppl ytotheradiator ma ybe
impaired or ther adiator's electric fanm aybe faulty.
The coolant is tooh otand thee ngine is no tbeing adequately cooled. #
Paya ttention tothed ispla ymessages. #
Stop immediately in accordance wit hthe traf ficc onditions and
switc hoffthee ngine. #
Secur ethe vehicle agains trolling away. #
Exit thev ehicle and keep asafed ista nce from it unti lthe engine
has cooled down. #
Chec kthe coolant le vela nd add coolant, complyin gwitht he
instructions (/ page180). #
Ifth ec oolant has tobe topped up frequentl y,ha ve thee ngine
cooling sy stem checkedataq ualified specialis tworks hop. #
Ensur ethat thea ir supply tother adiator is no timp aired, e.g. by a
plastic bag that has been blown ont othe grille. #
Chec kthe coolant temp erature: 266
Displa ymessages and warning and indicator lamps

Flat tire
Changin gawheel.............................. .218
No tes.................................................. 189
Fo il co vering
Ra dar and ultrasonic sensor s.............110
Fr ee software.......................................... .23
Fr equencies
Mobile phon e.................................... .225
Tw o-w ayradio.................................... 225
Fr ont airbag (driver ,co-d rive r)................ 28
Fr ont door
Opening (from inside).......................... .45
Un lockin g(from inside)........................ 45
Fr ont wheel ar ch
Fe nde r.................................................. 81
Ins talling/ removing thec ove r.............. 81
Fu el
Ad ditives............................................ 228
E10.....................................................2 28
Flexibl efuel vehicles..........................2 28
Fu elreser ve....................................... 228
Gasoline............................................. 228
Journe ysabroad.................................. .99
Problems............................................ 108
Quality (gasoline )............................... 228
Re fueling............................................ 106
Sulfur content.................................... 228
Ta nk capacity..................................... 228
Fu el consum ption
Displaying cur rent (vehicle wi thout
st eering-wheel buttons)...................... 14 2
Displ aying thea verage (vehicle
wit hsteering-wheel buttons).............. 14 5
Displ aying thea verage (vehicle
without steering-wheel buttons)......... 14 2
Fu ses.. ..................................................... 201 G
Gasoline.. ................................................2 28
Gene ralo perating permit number
(EC).......................................................... 226
Genu inep arts........................................... 13
Glasse scompartment.............................. 75
Glo vebox
Opening/closing.................................. 75
Gross axle weight rating....................... 226 H
Handbrak e(manual)
see Manua lparkin gb rake Handling control sy
stem
see ESP ®
(Elect ronic Stabilit yProgram)
Hazar dwarnin glight sy stem
Swit ching on/of f.................................. 78
Hazardous substances Information.......................................... .16
Head restra int
Ad justing mechanically......................... 72
Head restra ints
Ad justing thef ront electrically..............73
Headliner (care)...................................... 185
Help call see Mercedes-Benz emergency call sy stem
High beam Activating/deactivating........................ 78
Ad aptiv eHighbeam Assist................... .79
Re placing light sources.........................81
High-beam flasher .................................... 78
Hill star ta ssi st....................................... 12 0
Hinged windo ws
Child saf etyl oc k................................... 41
HOLD function Notes.................................................. 121
Switching on/of f................................ 121
Home screen Changing thea rrangement of the
applications........................................ 15 3
Hydroplaning.......................................... 101 I
Identification pla te
Engine................................................ 226
Re frigerant.......................................... 231
Ve hicle...............................................2 26
Ignitio nkey
see Key
Ignition lock .............................................. 97
Immobilizer.............................................. .59
Indicator Activating/deactivating........................ 78
Indicator lamps see Warning/indicator lamps
Installations .............................................. 14
Instrument clus ter
Ad justing thel ighting.......................... 141
Displ ays.............................................. 13 6
No tes.................................................. 13 6
No tesonw arning/indicator lamps.... .260 276
Index