lock MERCEDES-BENZ METRIS 2021 MY21 Operator's Manual

Problems with
thee lectric sliding door Problem
Possible causes/consequences and 0050 0050Solutions
The electric sliding door
is loc kedinp lace. Unf
avorable operating conditions ,e.g. frost, ice or heavy soiling, may
obstruct thes liding door. #
Press and hold thes liding door button until thes liding door has
opened or closed.
The sliding door mo vesw ithi ncreased forc e. Obser vethat in such
circum stances, theb lockage detection is les ssensitive. Tostop the
mo vement, release thes liding door button. #
Remo vethec ause of theb lockage atthee arlies topportunit y. Ta
ilgate Opening and closing
thet ailgate &
DANG ER Risk of exhaus tgas poisoning
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Exhaust
ga ses can enter thev ehicle interior if thet ail‐
gate is open when thee ngine is running,
especially if thev ehicle is in motion. #
Alwayss witc hoffthee ngine before
opening thet ailgate. #
Neverd rive wit hthe tailgat eopen. *
NO
TEDama getothet ailgat ecaused by
obs tacles ab ovethev ehicle The
tailgat eswings rear wa rdsa nd upwards
when it is opened. #
Mak esuret hat ther eiss ufficient space
behind and ab ovethet ailgate. %
Yo
uw illfind de tails of thet ailgat eopening
dimension sunder "Technical data"
(/ page232). #
Toopen: push button 1ontheh andle and
ra ise thet ailgate. #
Toclose: pullthet ailgat efirml ydownwards
by loop 2and close it from outside.
Opening thet ailgat einane mergency
If th eb atter yvoltag eisloworthev oltag esupply
is inter rupte d,thet ailgat ecanno tbeo pened.
In an emer gency ,you can open thet ailgat eusing
th er elease catc hfor service purposes. #
Pryo ffthec over on thel owe rpartoft hetail‐
ga te wit has uitable tool, e.g. thes crew driver
from thev ehicle tool kit. Opening and closing
51

#
Inser tthe scr ewdriver int othe opening and
mo vether elease le veru ntil thet ailgate
unloc ksand opens. #
Liftthe tailgat eupwards. EAS
Y-PA CK tailgate Note
sont he EAS Y-PA CK tailgate &
DANG ER Risk of exhaus tgas poisoning
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Exhaust
ga ses can enter thev ehicle interior if thet ail‐
gate is open when thee ngine is running,
especially if thev ehicle is in motion. #
Alwayss witc hoffthee ngine before
opening thet ailgate. #
Neverd rive wit hthe tailgat eopen. *
NO
TEDama getothet ailgat ecaused by
obs tacles ab ovethev ehicle The
tailgat eswings rear wa rdsa nd upwards
when it is opened. #
Mak esuret hat ther eiss ufficient space
behind and ab ovethet ailgate. %
Yo
uw illfind de tails of thet ailgat eopening
dimension sunder "Technical data"
(/ page232).
Obstruction de tection wit hreve rsing function
The tailgat eise quipped wit hautomatic object
de tection wi threve rsing function .Ifasolid object
bloc ksorrestricts thet ailgat eduring thea uto‐
matic closing process, thet ailgat eopens again
automaticall y.The automatic object de tection
wi th reve rsing function is onl yanaid. It is no ta
substitut efor your attentiveness when closing
th et ailgate. &
WARNING Risk of becoming trapped
despit ereversing function
The reve rsing featur edoes no treact:
R tosoft, light and thin objects, e.g. fingers
R overthe last 00C2in (8 mm) of thec losing
mo vement
The reve rsing featur etherefor ecann otpre‐
ve nt someone being trappe dinthese situa‐
tions. #
Mak esuret hat no body parts ar einthe
closing area.
If someone is trapped: R press the008C button on thek eyor
R press thec losing button on thet ailgat eor
R pull theh andle of thet ailgate Opening and closing
theE ASY-PA CK tailgate
Requ irements:
R The rear wind owis closed.
R The tailgat eisu nlocked.
R Ther eareno persons within thes winging
ra ng eoft hetailgate.
R Ve
hicles with rear windo wwhich can be
opene dsepa rate ly:the 008C button of the
ke ym ustbep rogrammed toopen and close
th et ailgat e(/pag e54).
Opening #
Press but ton1intheh andle and step out of
th es winging rang eoft hetailgate.
or #
Press the008C button of thek eyforl onger
th an 0. 5seconds.
Au tomatic operation is star ted. The tailgate
opens and swings upwards.
In addition ,you will hear tw owarning signals. 52
Opening and closing

*
NO
TEDama getother ear-end door sdue
to object sobstructing their rang eof
mo vement When
ther ear-end door sareopened, any
object sobstructing ther ang eofm ovement of
th er ear-end door scan be damaged as well as
th ev ehicle. #
Mak esuret hat ther eiss ufficient clear‐
ance whe nopening ther ear-end doors. Opening
ther ight rear-end door Yo
uc an stop ther ear-end door satanangle of
appr oximately 90° ,and also at 180° or 270°.
Mak esuret hat theo pened rear-en ddoor is stop‐
ped cor rectl yint he catch. #
Pull handle 1. #
Swing ther ear-end door tothes ide until it
engages.
% The
rear-en ddoor scan also be opened
be yond 90° (/ page 56).
Opening thel eftr ear-en ddoor #
Mak esuret hat ther ight rear-en ddoor is
open and engaged. #
Pull release handle 1inthed irection of the
ar row. #
Swing ther ear-end door tothes ide until it
engages. Closing
ther ear-en ddoor sfromo utside #
If necessa ry,p ull ther ear-end door saway
from them agnetic door retainer
(/ page56). #
Close thel eftr ear-end door firm ly from out‐
side. #
Clos ethe right rear-en ddoor firm ly from out‐
side. Opening/closin
gthe rear-end door sfromt he
inside Opening
Aw
hitea reaonl atch2indicates that ther ear-
end door is unloc ked. #
Tounlo ck:slidelatch 2 tothel eft.
Aw hitea reaisv isible. #
Pull release le ver1and open ther ear-end
door. #
Swing ther ear-end door tothes ide until it
engages.
% If
yo uo pen aloc kedr ear-end door from
inside, youo nly unlo ckther ear-end door .The
ot her door sremain loc ked.
Closing #
Mak esuret hat thel eftr ear-end door is
closed. #
Pull ther ight rear-en ddoor firm lyto by the
door handle. #
Tolock: slide latch 2tother ight
The whit eareaisnol onger visible. Opening and closing
55

Problems with
thes ide windo ws Problem
Possible causes/consequences and 0050 0050Solutions
Yo uc anno topen or close
as ide wind owallthew ay. &
WARNING Risk of becoming trapped or fata llyi njured if reve rs‐
ing pr otection is no tactivated
If yo uc lose aside wind owagain immediatel yafter it has been
bloc ked, thes ide windo wwill close wit hincreased or maximum
fo rc e. The reve rsing function is then no tactiv eand body parts may
become trapped. #
Mak esuret hat no parts of theb ody ar einthe closing area. #
Tostop thec losing process, release theb utton or press the
button again toreopen thes ide windo w. If
th er ea reno object sorleavesint he windo wguide pr eventing thew in‐
do wf romc losing, ther em ayhave been amalfunction or an inter ruption
to theo n-boar delectrical sy stem voltage. #
Resetthe side windo ws (/pag e58). Anti-thef
tpreve ntion Fu
nction of thei mmobilizer The immobilize
rpreve nts your vehicle from being
st ar tedw ithout thec orrect key.
The immobilizer is automaticall yactivated when
th ei gnition is switched off, and deactivated when
th ei gnition is switched on.
When leaving thev ehicle, alw ayst aket he key
wit hyou and loc kthe vehicle. If thek eyis left
inside thev ehicle, an yone can star tt he engine. ATA
(Anti-Thef tAlarms ystem) Fu
nction of ATA(Anti- theftA larms ystem)
If th eA TAsystem is armed, avisual and audible
alar mist riggered in thef ollowing situations:
R When opening adoor
R when openin gthe vehicle wit hthe emergency
key
R When opening theh ood
R When opening thet ailgat eorrear-end door
Af terl ocking thev ehicle wit hthe key,theA TA
sy stem is automaticall yarmed. When
theA TAsystem is armed, indicator lamp
1 flashes in theo verhead cont rolp anel.
AT Aisa utomatica llyd eactivated in thef ollowing
situations:
R Afteru nlocking thev ehicle wit hthe key.
R When thek eyis inser tedi ntot he ignition
loc k.
% The alar
misnotdeactivated, evenify ou
immediatel yclose theo pen door that has
triggered it, fore xamp le. Opening and closing
59

Arming/disarmin
gATA(Anti- theftA larms ys‐
te m)
Arming #
Close al lthe doors. #
Lockthe vehicle wit hthe key.
Indicator lamp 1intheo verhead cont rol
panel flashes.
Disarming #
Unloc kthe vehicle wit hthe key.
or #
Inser tthe keyintot he ignition loc k.
Indicator lamp 1intheo verhead cont rol
panel goes out.
St opping thea larm #
Press the0036 or0037 button on thek ey.
or #
Inser tthe keyintot he ignition loc k.
The alar mstops. Fu
nction of thet ow -awa ya larm Av
isual and audible ala rmis triggered if thei ncli‐
nation of thev ehicle changes when tow- aw ay
alar misa rmed. This can occur if thev ehicle is
ra ised on one side, fore xamp le. Armin
gand disarmin gthe tow- aw ay alarm Re
quirements:
R The door sareclosed.
R The tailgat eorr ear-end door sareclosed.
Arming #
Lockthe vehicle wit hthe key.
The tow- aw ay alar misa utomaticall yarmed
af te ra bou t50s econds.
Disarming #
Open thev ehicle wit hthe key.
or #
Inser tthe keyintot he ignition loc k.
The tow- aw ay alar misd isarmed.
Deactivating #
Remo vethek eyfrom thei gnition loc k. #
Press button 1.
When theb utton is released, indicator lamp
2 intheb utton lights up fora pproxima tely
th re es econds. #
Lockthe vehicle wit hthe key.
The tow- aw ay alar misd eactivated.
The tow- aw ay alar mremain sdeactivated until
yo ul ockt he vehicle again.
In thef ollowing situations, afalse alar mcan
occur:
R When loading and/or transportin gthe vehicle
on aferry or car transpor ter,fo re xamp le
R When parkin gthe vehicle on amovable sur‐
fa ce, suc hasas plit-levelg arage
Deacti vate thet ow -awa ya larmint hese situa‐
tions. Fu
nction of thei nterior motion sensor Fu
nction
If th ea ctivated interior motion sensor de tects
motion in thev ehicle interior ,avisual and acous‐
tic alar mistriggered. This can happen if some‐
one reaches int othe vehicle interior ,for example. 60
Opening and closing

Ac
tivatin gand deactivatin gthe in terior
motion sensor Re
quirements:
R The side windo wsarec losed.
R The door sareclosed.
R The tailgat eorr ear-end door sareclosed.
Ac tivating #
Makesur ethat no thing (suc hasmascotsor
coat hangers) is hanging on thei nside rear‐
vie wm irro roront he grab handles. This will
pr eve ntfalse alarms. #
Lockthe vehicle wit hthe key.
The interior motion sensor is armed af ter
appr oximately 20 seconds.
Deactivating #
Unloc kthe vehicle wit hthe key.
or #
Inser tthe keyintot he ignition loc k.
The interior motion sensor automatically
switches off.
Deactivating #
Remo vethek eyfrom thei gnition loc k. #
Press button 1.
When theb utton is released, indicator lamp
2 intheb utton lights up fora pproxima tely
th re es econds. #
Lockthe vehicle wit hthe key.
The interior motion sensor is deactivated.
The interior motion sensor remains deactivated
until youl ockt he vehicle again. In
thef ollowing situations, afalse alar mcan
occur:
R Ifth er ea repeople or animals remaining
inside
R When transporting thev ehicle on aferry or
car transpor ter,fo re xamp le
Deactivat ethe interior motion sensor in these sit‐
uations. Opening and closing
61

#
Ifth es eat co vers ared amporw et,do
no ts witchont he seat heating. Do not
use thes eat heating todryt he seats. #
Clean thes eats as recommended ;see
th e" Cleaning and care" section. #
Do no ttranspor theavy loads on the
seats. Do no tplace pointed objects on
th es eats suc hasknive s, nails or tools.
Wher epossible, use thes eats onl yfor
car rying passen gers. #
When operating thes eat heating, do not
co verthe seats wit hinsulating materi‐
als, e.g. blank ets, coats, bags, pr otec‐
tiv ec overs, child seats or boos ters eats. Re
quirements:
R The ignition is switched on or thed oor is
open. 1
Head restra int height adjustment
2 Seat backres tinclination adjustment
3 Seat height adjustment
4 Seat angle adjustment
5 Seat fore -and-af tposition adjustment #
Adjus tthe seat using buttons 1to5 on
th ed oor trim.
If th ei gnition is no tswitched on, youc an adjust
th es eat within 30 seconds of unlocking thev ehi‐
cle.
% Vehicles with PRE-SAFE ®
:if PRE-SAFE ®
inter venes, thef ront passenger seat will
automaticall ybeadjustedf romal essfavo ra‐
ble position int oonethat of fers better pro‐
te ction. The front passenger sea tcan be
re adjus tedo nlya fter theh azardous situation is
ove r.Information aboutt he system can be
fo und unde r"PRE-SAFE ®
".
% Yo
uc an sa vethes ettings fort he seat with
th em emor yfunction (/ page65). Setting 4-w
aylumbar support 1
Higher
2 Weaker
3 Lower
4 Stronger #
Use buttons 1to4 adjus tthe backrest
contour individually to your spine. Operating
them emor yfunction &
WARNING Risk of an accident if the
memor yfunction is used whil edriving
If yo uu sethem emor yfunction on thed riv‐
er's side while driving, youc oul dlose control
of thev ehicle as aresult of thea djustments
being made. #
Onlyusethem emor yfunction on the
driver's side when thev ehicle is station‐
ar y. &
WARNING Risk of entrapment when
adjusting thes eat wit hthe memor yfunc‐
tion
When them emor yfunction adjusts thes eat,
yo ua nd other vehicle occupants –particu‐
lar lych ildren –could becom etrapped. #
During thea djustmen tprocess of the
memor yfunction, mak esuret hat no Seats and
stowage 65

Ke
ep thes eat anchorages in thev ehicle floor free
of dir tand object satall times toensur ethat the
seat engages securely.
If th ei ndicator taboft he anchorag eisnotretrac‐
te di ntot he seat leg, thes eat is no tcorrectly
engaged. Engag ethe seat again. Example: seat
rail sy stem wit hquick-locking
mechanism
Guide rails 1 ofthes eat rail sy stem can be used
to mount up totwor ear benc hseats in tw orow s.
% Ve
hicles with seat rail sy stems: When you
re mo vearear benc hseat, thes eat slider
ma yslide int oaguiderail. The seat sliders
will then no longer be parallel in theg uide
ra ils. In this case, youw ill no lon gerbea ble
to ins tallth er ear benc hseat. The seat sliders
mus tbem ovedonlyu sing aspecial tool or at
aq ualified specialis tworks hop in order to
pr eve ntther isk of damage. The tool is availa‐
ble as aMercedes-Ben zaccesso ry. Sea
tanchorages wi thquick- lockin gmechanism
(e xa mp le:thre es eat anchorages per rowofrear
seats)
Yo uc an secur erear benc hseats in seat ancho‐
ra ges 2.Ify ourvehicle is equipped wit hfour
seat anchora gesont hefirs tr ear seat row,the
re ar ben chseats can be mounted facing one
ano ther. Seating
variants &
WARNING Risk of inju rydue toincor rect
ins tallation of ther ear benc hseats
The integrated saf etyp recaution sintherear
ben chseats canno tperform their intended
pr otectiv efunction. #
Alwaysi ns tallth er ear benc hseats as
described. #
Use only rear ben chseats appr ovedfor
yo ur vehicle. Depending on
thet ype of seat anchorag einthe
ve hicle floor ,you can ins tallth ef ollowing seating
va riants:
R Rear ben chseats wit htwo orthre es eats
R Seat/bunk combination wit hthree seats
Depending on thev ehicle equipment, youc an
ins tallth er ear benc hseats on thef irst and/or
second rear seat row.
The seating variant sshown ar epermit tedo nlyif
th ec onditions specified belo wfor saf erear seat‐
ing ar emet.O ther seating variant sarenotp er‐
mit teda nd ma yendanger theo ccupants. EE
Easy entry andexitfeatur e–E ASY-ENTRY
If ar ear benc hseat is mar kedw ithEEint he illus‐
trations, arear benc hseat mus tbeinstalled with
th eE ASY-ENTR Yeasye ntr yand exitfeatur ein
th ep osition indicated.
If ar ear benc hseat is no tmarke d, ar ear bench
seat can be ins talled wit horwithout an EA SY-
ENTRY/EXIT sectio ninthe position indicated. Seats and
stowage 67

Re
quirements:
R The ignition is switched on or thed oor is
open. #
Toadjus tthe height: slide button 1up or
down in thed irection of thea rrow. #
Tomo veforw ards: pullthe head restra int
fo rw ards until it engages in thed esired posi‐
tion. #
Tomo vebackwards: press and hold down
re lease knob 2and slide theh ead restra int
backwards tothed esired position.
% If
th ei gnition is no tswitched on, youc an
adjus tthe head restra int height within 30
seconds of unlockin gthe vehicle. Switching
thes eat heating on/off &
WARNING Risk of bu rnsd ue torepeat‐
edly switching on thes eat heating
Re peatedly switching on thes eat heating can
cause thes eat cushion and seat backrest
padding tobecome very hot.
In particular ,the healt hofpersons wit hlimi‐
te dt emperatur esensitivity or alimited ability
to react tohigh temp eratures ma ybeaffec‐
te dort heym ayeven suf ferb urn-lik einjuries. #
Do no trepeatedl yswitc hont he seat
heating. To
protect agains toverheating, thes eat heating
ma ybet emporaril ydeactivated af teritis
switched on repeatedly.
* NO
TEDama getothes eat heating due to
ove rheating The seat heating ma
yoverheat if thes eat is
unoccupied when thes eat heating is
switched on or if object sareplaced on the
seat. #
Switc hoffthes eat heating when the
seat is unoccupied. #
Do no tplace an yobjects on thes eat
when thes eat is unoccupied. Re
quirements:
R The po wersupp lyhas been switched on. Fr
ont seat #
Toswitc hon/increase thel evel: press but‐
ton 1repeatedly until thed esired heating
le ve liss et.
Depending on theh eating le vel, one tothree
indicator lamps will light up. #
Toswitc hoff/reduce thel evel: press but‐
ton 1repeatedly until thed esired heating
le ve liss et.
When all indicator lamps ar eoff,t he seat
heating is switched off.
% The seat heating will automaticall
yswitch
bac kout of thet hree heating le vels af ter7,
10 and 20 minutes until thes eat heating
switches off. 74
Seats and stowage

St
ow agea reas St
orag espaces and storage compa rtments Opening and closin
gthe glove box &
WARNING Risk of inju rydue toobjects
being stowedincor rectly
If objects in thev ehicle interior ar estowed
incor rectly ,the yc an slide or be thrown
around and hit vehicle occupants. In addition,
cup holders, open storag espaces and mobile
phone brac kets canno talway sr etain all
object stheyc ontain.
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 tbethrow na round in such
situations. #
Alwaysm akes uret hat objects do not
pr otru de from storag espaces, parcel
nets or storag enets. #
Close thel oc kable storag espaces
befor estarti ngajou rney. #
Alwayss towa nd secur eheavy ,hard,
poin ted, sharp-edged, fragile or bulky
objects in thet runk. Compl
ywitht he instructions forl oading thev ehi‐
cle. 0047
Unloc ked
0048 Locked
3 Gloveboxh andle #
Tolock/unlock: turnthe emergency keya
qu artert urnc ounter-clockwise 0048(tol ock) or
clockwise 0047(tou nlock). #
Toopen: pullglov eb oxhandle 3inthe
direction of thea rrow. #
Toclose: fold theg love boxh andle up and
press it until it engages.
Using thes torage netont he sea tbackrest #
Storel ightweight small parts in thes tora ge
nets.
Opening theg lasses compartment #
Press but ton1. Information about
theb ottleh older
The bottle holder sarein front of thes tora ge
compartments in thef ront doors.
Ther eareadditional bottle holder sonthe lef tand
ri ght in ther ear compartment side trim. Cup holders
Overvie
wofcup holder sinthe cockpit &
WARNING Risk of accident or injur yif
th ec up holder is used while thev ehicle is
in motion
Cup and bottle holder scanno tkeep contain‐
er ss ecur ewhile thev ehicle is in motion.
If yo uu seac up or bottle holde rwhile the
ve hicle is in motion, thec ontainer ma ybe
fl ung aroun dand liquids coul dbespilled.
Ve hicle occupants ma ycome int ocontact
wit hthe liquid and if it is hot, they could be
scalded .You could be distracted from traf fic
conditions and youm aylose control of the
ve hicle. #
Use thec up and bottle holder sonly
when thev ehicle is stationar y. Seats and
stowage 75