tow bar MERCEDES-BENZ METRIS 2021 MY21 Operator's Manual

#
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

The
releva nt pe rmitted values, whic hmustn otbe
exc eeded, can be found in thef ollowing places:
R Inyour vehicle documents
R Onthei dentification plat eofthe trailer hitch
R Onthet railer's identification plate
R Onthev ehicle identification plate
If th er ea rediscrepancies between thev alues, the
lo we stone shall appl y.
Befor edriving off, ensu rethef ollowing:
R The tir epressur eont herear axle of thet ow‐
ing vehicle has been se tfor them aximum
load.
R The headlamps ha vebeen se tcorrectly.
Va lues appr oved bythem anufacturer can be
fo und on thei dentification plates and in thes ec‐
tion fort he towing vehicle (/ page207).
If yo ur equir eexplanations rega rding thei nforma‐
tion in theO perator's Manual, contact a
Mercedes-Benz Commercial VanC enter.
Co mp ly wi th th emaximum permissible speed of
50 mph(80 km/h) or 62 mph(100k m/h), even
in countries in whic hhigher speeds ar epermit ted
fo rv ehicle/trailer combinations.
At tach onl yana pprove dtrailer hitc htoyourvehi‐
cle. Use onl yaball nec kthat has been appr oved
fo ry our vehicle. Further information about availa‐
bilit yand ins tallation ,including that of thet railer
electrics, is available from an yqualified specialist
wo rkshop.
% Yo
ur vehicle's bumper sarenots uitable for
ins talling de tach able trailer hit ches.
Do no tattac hanyrented traile rhitch es or any
ot her de tach able trailer hit ches totheb umpers.
Re duce ther isk of damag etothe ball nec k.Ifyou
do no tneed theb all nec k, removeit from theb all
nec km ount.
% During trailer operation,
remember that
PA RKTRONI Cisavailable onl ytoalimited
ex tent, if at all.
% The height of
theb all head will change
depending on thev ehicle's load. In this case,
use atrailer wit haheight-adjus table dr aw‐
bar. Coupling/uncoupling
atrailer Re
quirements:
R The ball nec kmustbee ngaged in asecurely
loc kedp osition.
Tr ailer swith7 -pin plugs can be connec tedtot he
ve hicle using thef ollowing adap ters:
R Adapterp lug
R Adapterc able
Coupling atrailer
* NO
TEDama getothes tarter batter ydue
to full discharge Charging
thet railer batter yusing thep ower
supply of thet railer can damag ethe star ter
batter y. #
Do no tuse thev ehicle's po wersupply
to charge thet railer batter y. #
Vehicles with automatic transmission:
shif tthe transmission toposition 005D. #
Appl ythe vehicle's parking brake. #
Close all thed oors. #
Position thet railer on alevel sur face behind
th ev ehicle.
% The height of
theb all head will change
depending on thev ehicle's load. In this case,
use atrailer wit haheight-adjus table dr aw‐
bar. #
Couple up thet railer. #
Toinstall an ada pter: open thec ove roft he
soc ket. #
Inse rtthep lug wit htab 1 intot he soc ket's
groo ve3 . #
Turn bayone tc oupling 2tother ight as far
as it will go. #
Letthe co vere ngage. 13 2
Driving and pa rking

#
Attach thec able tothet railer wit hcable ties
(onl yint he case of adap terc able). #
Mak esuret hat thec able is alw ayss lac kfor
ease of mo vement during cornering. #
Establish all electrical and other connections
to thet railer .Inthe process, attac hthe trail‐
er's break away cable tothee yeletont he ball
nec k. #
Chec kthat thet railer's lighting sy stem works
properly. #
Indicat einbothd irections and checkw hether
th ec orresponding tur nsignal light on the
traile risflashing.
At railer is de tected only if thee lectrical con‐
nection is es tablished cor rectl ya nd thel ight‐
ing sy stem is in working order .The function
of other sy stems also depends on this, e.g.
ESP ®
,P ARKTRONIC, ActiveP arking Assist,
Blin dSpotA ssis torL aneKeeping Assist.
Even if thet railer is connected cor rectly ,am es‐
sag em aynevertheless appear on them ultifunc‐
tion displa yinthefollowing cases:
R LED shave been ins talled in thet railer's light‐
ing sy stem.
R The cur rent ha sfallen belo wthe trailer light‐
ing sy stem's minimum cur rent (50 mA)
% Yo
uc an connec taccesso ries up toam axi‐
mum of 240Wtot he permanent po wersup‐
ply. #
Remo veobject sordevices that pr event the
traile rfromr olling, e.g. choc ks. #
Release thet railer's parking brake.
Obser vethem aximum permissible trailer dimen‐
sions (widt hand length).
Mos tstatesa nd all Canadian pr ovinces pre‐
scribe:
R Safetyc hains between thet ow ing vehicle and
th et railer .The chains shoul dberouted in a
criss-cross patter nunde rthe dr awbar .They
mus tbec onnected tothet railer hitc hand not
to theb umper or tothev ehicle's axle.
Lea vesuf ficient sla ckinthec hains. This also
allo wsfors har pcornering.
R Asepa rate brak esystemf or speci fict railers.
R Safetys hutof ffor braked trailers. De term ine
th es pecific requirements acco rding tothe
re leva nt la ws. If
th et railer becomes de tach ed from thet ow‐
ing vehicle, thes afet ys hutof fwill activat ethe
trailer brakes.
Un coupling atrailer &
WARNING Risk of being crushed and
becoming trapped whe nuncoupling a
trailer
Whe nuncoupling atrailer wi than engaged
ine rtia-activated brake, your han dmay
become trapped between thev ehicle and the
traile rdrawbar. #
Do no tuncouple trailer swithan
engaged overrun brake. *
NO
TEDama gewhen uncouplin gina
st at eofo verrun Uncou
pling in astate ofoverru nc an damage
th ev ehicle. #
Do no tuncouple trailer swithan
engaged overrun brake. #
Shif tthe transmission toposition 005D. #
Appl ythe vehicle's parking brake. #
Close all thed oors. #
Appl ythe trailer's parking brake. #
Further secur ethe trailer agains trolling away
wit haw heelchoc kors imilar object. #
Remo vethet railer cables and saf etyc hains. #
Uncouple thet railer. Information about
towing atrailer Operatin
gatrailer is subject toman ystatutory
re gulations suc hasspeedrestrictions.
Man ystatesa lso requ ireana uxiliaryseparate
functional brakin gsystem when towing aweight
th at exc eeds acertain limit .For your saf ety, it is
re commended touse aseparat efunctional brak‐
ing sy stem on an ytowe dvehicle.
Mak esuret hat your trailer combinatio nmeets
local regulations. This no tonlya pplies to your
plac eofr esidence, but also to your destination.
In fo rm atio nont his can be obtained from the
police and local authorities.
Compl ywitht he following when driving wit ha
trailer:
R Practice cornering, stopping and backing up
in at raffic-free location. In this wa y,yo uw ill Drivin
gand parking 13 3

#
Use the0064 button toselect Yesand con‐
fi rm withthe 0076 button. Na
vigation menu In
the Navi menu, thed ispla yshows then aviga‐
tion instruction sfromt he audio and/or naviga‐
tion sy stem. Further information on thea udio
and/or navigation sy stem can be found in the
separat eoperating instructions. #
Switc hthe audio and/or navigation sy stem
on (see separat eoperating instructions). #
Use the0059 or0065 button toselect the
Navi menu. #
Press the0076 button toconfirm.
Ro uteg uidanc enotactive 1
Direction of tr avel
2 Name of cur rent road
Ro uteg uidanc eactive No
chang eofd irection announced
1 Distance tothen extd estination
2 Change-of-direction symbol
3 Distance tothen extc hang eofd irection
4 Name of cur rent road Chang
eofdirection announced without lane rec‐
ommendation
1 Road towhic hthe chang eofd irection leads
2 Distance tothec hang eofd irection and dis‐
ta nce indica torg raphic
3 Change-of-direction symbol
If yo un eedtom akeac hang eofd irection ,you
will see adynamic bar as adista nce indica tor
graphic abo vedis tance information 2.
Thi sb arreduces in size from bottom to topas
yo ua pproac hthe announced chang eofd irection.
When thed ista nce indica tornol onger sho ws a
bar ,this means youh ave reached thep oint at
whic hyou ar etoc hangedirection. Chang
eofdirection announced wit hlane recom‐
mendation
1 Road towhic hthe chang eofd irection leads
2 Distance tothec hang eofd irection and dis‐
ta nce indica torg raphic
3 Recommended lane and ne wlaned urin ga
ch ang eofd irection
4 Possible lane
5 Lane no trecommended
6 Change-of-direction symbol
If th ed igital map contains thec orresponding
data, lane recommendations foru pcoming
ch anges of direction can be displa yedint he case
of multi-lane roads. Ne wlane smaybe added dur‐
ing thec hang eofd irection. 14 6
Instrument clus tera nd on-boar dcomputer

To
wing or tow- starting Overvie
wofpermissible towing me thods &
WARNING Risk of accident du etolimi‐
te ds afet y-re lated function sduring the
to wing process
Saf ety-re lated function sarelimited or no lon‐
ge ra vailable in thef ollowing situations:
R The ignition is switched off.
R The brak esystemorp owersteering sys‐
te mism alfunctioning.
R The energy supp lyor theo n-boar delectri‐
cal sy stem is malfunctioning.
When your vehicle is then towe da way,signifi‐
cantly mor eeffor tm aybe requ ired tosteer
and brak ethan is normally required. #
Use atow bar. #
Mak esuret hat thes teering wheel can
mo vefreely befor etow ing thev ehicle
aw ay. &
WARNING Risk of accident whe ntow ing
wit hsteering wheel lock
Yo uw ill no lon gerbea bletos teer thev ehicle
if th es teering wheel loc kisengaged. #
Alwayss witc hont he ignition when tow‐
ing thev ehicle wit hatowcable or atow
bar. &
WARNING Risk of accident du etotowing
aw ay avehicle that is tooh eavy
If th ev ehicle being tows tarted or towe da way
is heavier than thep ermissible gross weight
of your vehicle, thef ollowing situations may
arise:
R The towing eyem aybecome de tach ed.
R The vehicle/trailer combination ma yeven
tip ove r. #
Befor etow st artingort owing away a
ve hicle, checkt hat it does no texceed
th ep ermissible gross weight. De
tails on thep ermissible gross vehicle weight of
yo ur vehicle can be found on thev ehicle identifi‐
cation plat e(/pag e226). *
NO
TEDama getothev ehicle due toauto‐
matic braking When
thef ollowing function sareactivated,
th ev ehicle brakes automatically in cer tain sit‐
uations:
R ActiveB rake Assi st
R ActiveD ista nce Assi stDISTRONIC
R HOLD function
To avo id damag etothevehicle, deactivate
th ese sy stems in thef ollowing or similars it‐
uations: #
When towing #
Inac arwa sh *
NO
TEDama gedue toincor rect connec‐
tion of thet ow bar or improper use of the
to wing device #
Onlyconnec tthe towr ope or towb arto
th et ow ing eyes or thet railer towh itch. #
Do no tuse thet ow ing eyes toreco vera
ve hicle. *
NO
TEDama gedue topulling forc eb eing
to oh igh If
yo up ullaway abruptl y,exc essiv epulling
fo rc ec ould damag ethe vehicles. #
Pull away as stra ight ,slowl yand
smoo thly as possible. *
NO
TEDama gedue toimproper towing
wit hat ow ro pe If
yo ui gnor esafet ya nd pr otectiv emeasures
when towing wit hatowrope, this can result
in damag etothevehicle.
Obser vethef ollowing points: #
Secur ethe towr ope on thes ame side
on bo thvehicles. #
Secur ethe towr ope tothet ow ing eyes. #
Do no texceed thel egall yprescribed
lengt hoft hetowr ope. #
Mar kthe towr ope in them iddle, e.g.
wit haw hitec loth (12x12in
(30 x30c m)). This will mak eother road
user sawarethat av ehicle is being
to we d. #
During thej ourne y,obser vetheb rake
lamps of thet ow ing vehicle and main‐ Breakdown assis
tance 197

Pa
ssenger Va n
Load widt h4 7.4in
(1205 mm)
Max. loa dwidth 61.1 in
(1552 mm)
Ve hicle height
Loading height 52.2 in
(1326 mm)
Wheelbase 126.0 in
(3200 mm) Tr
aile rhitch Note
sont he trailer hitch &
WARNING Risk of accident du etoimper‐
missible attachmen tofatrailertowh itch
If yo ui nstallat railer towh itch orother com‐
ponents,t he longitudinal frame member is
we akene dand can break .The trailer may
become de tach ed from thev ehicle.
Ther eisar isk of an accident.
Only retrofit atrailer towh itch if permissible. Obser
vethen otes on trailer operation
(/ page131).
Re trofitting atrailer hitchiso nly pe rmissible if a
to wing capacity is specified in your vehicle docu‐
ments. Yo
uc an obtain fur ther information on thet railer
hitc hataq ualified specialis tworks hop.
Mercedes-Benz recommends having atrail er
hitc hretro fitted at aMercedes-Benz VanD eale r.
Onl yuseatrailer hitc hwhichh as been tested
and speciall yappr ove dbyM ercedes-Benzf or
yo ur vehicle.
Onl yuseab all nec kfor your Metris trailer hit chif
it has been appr oved fory our vehicle. No teson
th ep ermissible dimension softhe ball nec kcan
also be found on thei dentification plat eofthe
trailer hitch. Tr
aile rloads Mak
esure that youa dher etot he local legal
requ irements fort railer loads. Use acalibrated
we ighing machine tocheckt hat thew eight
re strictions ha vebeen complied wit hbefor eyou
st ar ty our journe y.
The permissible weight sand loads whic hmust
no tbee xceeded can also be obtained from the
fo llowing sources of information:
R Vehicle documents
R The type plates of thet railer hitch, trailer and
ve hicle
The values appr ovedbyt he manufacturer can be
fo und in thef ollowing table. If thev alues dif fer,
th el ow estv alue applies.
Maximu mpermissible gross weight, axle loads, trailer loads and nose weight
Gross vehicle weight GVWR 6614 lbs (300 0kg)
Fr ont axle load GAWR (FA) 3307lbs (1500 kg)
Re ar axle load GAWR (RA) 3307 lbs (1500 kg)
Pe rm issible gross weight of vehicle combination 1
GCWR 11
,614 lbs (526 8kg)
To wing capacity ,braked 2
GTW 5000 lbs (2268
kg)
Nos eweight of thet railer dr awbar TWR5 00 lbs (227kg) 1
Maximum permissible gross weight of vehicle wit htrailer.
2 Maximum permissible gross mass of thet railer ,for trailer swithi ndependent brak esystem Te
ch nica ldata 233