weight MERCEDES-BENZ A-CLASS SEDAN 2021 Owner's Manual

re
sting ontheseat backres tof thefront
passeng erseat.
R The child restra int system mus tno tto uc hth e
ro of or be put under stra in by thehead
re stra int s.Ad jus tth eseat backres tinclin a‐
tion andthehead restra int setting accord‐
ing ly. &
WARNIN GRisk ofinju ryor deat hdue to
object sbe tween theseat surface and
th ech ild restra int system
Objec tsbetween thesitt ing surface and the
ch ild restra int system could affect thefunc ‐
tion oftheaut omatic co-driver airbag shut‐
of f. #
Donotplace anyobjec tsbetween the
sitting surface and thech ild restra int
sy stem. #
The entire base ofthech ild restra int
sy stem mus talw aysre st on thesitt ing
sur face oftheco- driver seat. #
The backres tof thefo rw ard-f acin gch ild
re stra int system mus t,as faras possi ‐ ble,
beresting ontheseat backres tof
th eco- driver seat. #
Alw ayscom plywit hth ech ild restra int
sy stem manuf acturer'sinstallation
ins truct ions . A
per son onthefront passeng erseat must
obser vethefo llo wing informatio n:
R Fasten seat belts correctl y(/ page 38).
R Sitinan almos tupr ight seatposi tion with
th eir bac kag ains tth eseat backres t.
R Sitwithth eir feet resting onthefloor ,if pos‐
sible.
The front passeng erairbag mayot her wise be
disabl edbymis take ,fo rex am ple, inthefo llo w‐
ing situat ions:
R The front passen gertr ansf ersth eir weight by
suppor tingthemselv eson ave hicle armr est.
R The front passeng ersits insuc hawa yth at
th eir weight israised from thesitt ing sur‐
fa ce. &
WARNIN GRisk ofinju ryor deat hdue to
a disable dfron tpasse nger airbag
The fron tpasse nger airbag isdisable dwhen
th ePA SSENGER AIRBAGOF Find icat orlam p
is lit.
A per son inthefront passeng erseat could
th en, forex am ple, com eint ocon tact with
th eve hicle interior ,especially ifth eper son is
sitt ing tooclose tothecoc kpit.
If th efront passeng erseat isoccupied,
alw aysensur eth at:
R The classificat ion oftheper son inthe
fr ont passeng ersea tis cor rect and the
fr ont passeng erairb agisenabl edordisa ‐
ble din accor dance withth eper son inthe
fr ont passeng ersea t.
R The front passeng ersea thas been moved
as farbac kas possi ble.
R The person isseat edcor rectl y. #
Both bef oreand during thejour ney,
ensur eth at thest atus ofthefront
passeng erairbag iscor rect. 46
Occup antsafety

R
The vehicle seatmustbe suit able forins tal‐
ling ach ild restra int system.
Ac cid ent statis ticssho wthat childr ensecur ed
on there ar seat sar ege ner ally saf erthan chil‐
dr en secur edon thefront seats. Forth is reason ,
Mer cedes-Ben zst ro ng lyad vis es that youins tall
a ch ild restra int system onare ar seat .
Th ege ner icterm child restra int system
The gener icterm child restra int system isused
in this Opera tor's Manua l.A ch ild restra int sys‐
te m is, forex am ple:
R Abab ycar seat
R Arear wa rd-facin gch ild seat
R Aforw ard-f acin gch ild seat
R Ach ild boos terseat withabac kres tand seat
belt guide
Mer cedes-Benz recomme ndsusing ach ild
boos terseat withabac kres t.
The child restra int system mus tbe appr opriate
to theag e, we ight andsize ofthech ild. Obser
velaws and legalrequ irement s
Alw aysobser vetheleg alrequ iremen tswhen
using ach ild restra int system intheve hicle.
Obser vestandar dsforch ild restra int sys‐
te ms
All child restra int systems mustmee tth efo llo w‐
ing standar ds:
R U.S. Feder alMo torVe hicle SafetySt andar ds
21 3and 225
R Canadi anMo torVe hicle SafetySt andar ds
21 3and 210.2
Conf irmatio nth at thech ild restra int system
com plies withth est andar dscan befound onan
ins truct ion label onthech ild restra int system.
This confirm atio ncan also befound intheins tal‐
lation instruct ions that areinc luded withth e
ch ild restra int system. De
tectin grisk s,avo iding danger Secur
ingsystems forch ild restra int systems
in theve hicl e
Only usethefo llo wing secur ingsystems forch ild
re stra int systems:
R The LATC H-type (ISOFIX )secu ring rings
R The vehicle's seatbeltsystem
R The TopTe ther anc horages
Ins talling aLA TC H-type (ISOFIX )ch ild restra int
sy stem isfavo red.
Sim plyatta ching tothesecur ingrings onthe
ve hicle canreduce therisk ofins talling thech ild
re stra int system incor rectly .
Whe nsecu ring ach ild withth eint egr ated seat
belt oftheLA TC H-type (ISOFIX )ch ild restra int
sy stem, alwayscom plywithth eper missible
gr oss weight forth ech ild and child restra int sys‐
te m (/ page56).
A boos terseat maybe necessar yto achie ve
pr oper seatbeltposition ingforch ildr enove r
40 lbs (18 kg )in we ight orunt ilth ey reac ha 52
Occupan tsaf ety

tip
ove ror be throw nar ou nd and ther eb yhit
ve hicle occupants.
Ther eis arisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around . #
Beforeth ejour ney,secur eobjects, lug‐
ga ge orloads agains tslipping ortipping
ove r. &
WARNIN GRisk ofinju rydue toobject s
being stowe dincor rectl y
If obje ctsintheve hicle interior arestowe d
inc orrectly ,th ey can slide orbe throw n
ar oun dand hitvehicle occupants. Inaddi‐
tion, cupholder s,open stor ag espaces and
mobile phonebrac kets cann otalw aysre tain
all obje ctsth ey cont ain.
The reisarisk ofinjur y,par ticular lyin the
ev ent ofsudden braking orasudden chang e
in dir ect ion. #
Alw aysst ow object sin suc hawa yth at
th ey canno tbe thro wn around insuc h
sit uation s. #
Alw aysmak esur eth at obj ect sdo not
pr otru de from stor ag espaces, parcel
ne ts or stor ag ene ts. #
Close theloc kable stor ag espaces
bef orest ar tin gajo ur ne y. #
Alw aysst ow and securehea vy,har d,
poin ted, shar p-edg ed,fragile orbulky
objec tsinthetrunk . &
WARNIN G‑Ri sk ofacci dent orinju ry
when usingthecup holder whilethe
ve hicle ismo ving
The cup holder cannotsecur econt ainer s
while theve hicle ismo ving.
If yo uuse acup hold erwhile theve hicle is
mo ving, thecon tainer maybe flung aroun d
and liquids maybe spill ed.The vehicle occu‐
pants maycome intocont actwithth eliq uid
and ifit is ho t,th ey cou ldbe scal ded.Yo u cou
ldbe dist ra cted from traf fic condi tions
and youma ylose contro lof theve hicle. #
Onlyuse thecup holder whentheve hi‐
cle isstatio nary. #
Onlyuse thecup holder forcont ainer s
of theright size. #
Close thecon tainer ,par ticular lyifth e
liq uid isho t. *
NO
TEDama getothecup holder When
there ar armr estis folded backth ecup
holder couldbecome damaged. #
Onlyfo ld there ar armr estbac kwhen
th ecup holder isclosed. *
NO
TEDama getothere ar armr estdue to
body weight When
folded out,there ar armr estcan be
damag edbybody weight . #
Donotsit orsuppor tyo urself onthe
re ar seat armr est. Seat
sand stow ing 99

&
WARNIN G‑Ri sk offire and injuryfrom
ho tcig arette light er
Yo ucan burnyo urself ifyo uto uc hth eho t
heating element orthesoc ketof thecig a‐
re tte light er.
In additio n,flammab lemat erials mayign ite
if:
R youdr op theho tcig arette light er
R ach ild holds theho tcig arette light erto
object s,forex am ple #
Alw ayshold thecig arette light erby the
knob . #
Alw aysmak esur eth at thecig arette
light erisout ofreac hof childr en. #
Neverlea vechildr enunat tende din the
ve hicle. &
WARNIN GRisk ofburnsfrom theta il‐
pipe andtailpipe trims
The exhaus tta ilpipe andtailpipe trims can
becom eve ry hot.Ifyo uco me intoco ntact wit
hth ese partsof theve hicle, youco uld
bur nyo urself . #
Alw aysbe par ticular lycareful arou nd
th eta ilpipe andtheta ilpipe trims and
super visechildr enespec iallycloselyin
th is area. #
Allo wvehicle partsto cool down before
to uc hin gth em. The
driving charact eristic sof your vehicle are
dependent onthedis tribution oftheload within
th eve hicle. Yousho uld bear thefo llo wing in
min dwhen loading theve hicle:
R Neverex ceed theper missible gross mass or
th egr oss axle weight rating forth eve hicle
(including occupants). Thevalues arespec i‐
fi ed on theve hicle identif ication plateon the
ve hicle's B-pillar.
R The load mustno tpr otru de abo vetheupper
edg eof theseat backres ts.
R Alw aysplace theload behind unoccupied
seats ifpossible.
R Secur eth eload using thetie-do wneyes and
dis tribut eth eload evenly. St
ow agespace sin theve hicl eint erior Ov
ervie wof thefront storage com partmen ts 1
Stor ag espace inthedoor s
2 Stor ag ecom partmen tin thear mr estwit ha
multimedia andUSB connect ion
3 Stor ag ecom partmen tin thefront cent er
con sole withaUSB port
4 Glovebox 10
0
Sea tsand stow ing

*
NO
TEDama gedue totowing away at
exc essiv elyhigh speeds orove rlong dis‐
ta nces The
drivet ra in could bedamag edwhen tow‐
ing atexc essiv elyhigh speeds orover long
dis tances. #
Atowing speed of30 mph(50 km/h)
mus tno tbe exc eeded. #
Atowing distan ceof30 miles(50 km)
mus tno tbe exc eeded. &
WARNIN GRisk ofacci dent whento wing
a ve hicle whichis toohea vy
If ano ther vehicle istow- star tedor towe d
aw ay,its weight mustno texc eed theper mis‐
sible gross mass ofyour ow nve hicle, other‐
wise thefo llo wing could occur:
R The towing eyema ybecome detach ed.
R The vehicle/tr ailercombination may
sw erve oreve nro llo ver. #
Ifano ther vehicle istow- star tedor
to we daw ay,its weight mustno texc eed th
eper missible gross mass ofyour ow n
ve hicle. If
ave hicle mustbe tow- star tedor towe daw ay,
its per missib legross weight mustno texc eed the
per missible gross weight oftheto wing vehicle. #
Information ontheper missible gross mass of
th eve hicle canbefound ontheve hicle iden‐
tif ication plate(/ page322). #
Vehicl eswith automatic transmiss ion:Do
no topen thedr iver's door orfront passeng er
door ,ot her wise theaut omatic transmiss ion
aut omaticall yshif tsto position 005D. #
Installth eto wing eye(/ page282). #
Fasten theto w bar .
* NO
TEDama gedue toinc orrect connec‐
tion oftheto w bar #
Onlyconnect theto w rope ortow bar to
th eto wing eyes. #
Deact ivat eth eaut omatic locking mechanism
(/ page71 ). #
Donotactiv ateth eHOLD function. #
Deact ivat eth eto w- aw ay alar m(/ page85) . #
Deact ivat eAc tiveBr ak eAssi st
( / pag e17 7). #
Vehicl eswith automatic transmiss ion:
Shif tth eaut omatic transmiss iontoposition
005C. #
Release theelectr icpar king brak e. #
Switc hon theignition ,ot her wise thesteer ing
wheel locking mayeng age. &
WARNIN GRisk ofacci dent dueto limi‐
te dsaf ety-re lat ed func tionsdur ing the
to wing proce ss
Saf ety-re lat ed func tionsar elimit edorno lon‐
ge rav ailable inthefo llo wing situat ions:
R The ignit ionisswitc hedoff.
R The brak esy stem orpowe rst eer ing sys‐
te m ismalfu nctioning.
R The ener gysupp lyor theon- boar delectr i‐
cal system ismalfunct ioning. 280
Breakdo wnassis tance

R
Maximum permissible load3com prises the
gr os swe ight ofall vehicle occupants, load
and luggage.
R Recomme ndedtirepr ess ure 1forcold
tir es. The recomme ndedtirepr ess ures are
va lid forth emaximum permissible loadand
up tothemaximum permissible vehicle
speed.
Please alsonote:
R Information onper missib lewe ight sand loads
on theve hicle identif ication plate
(/ page322).
R Information ontirepr essur ein thetir epr es‐
sur eta ble (/ page290).
Fu rther relat ed subje cts:
R Determ inin gth emaximum permissible load
(/ page296)
R Noteson tirepr essur e(/ page288). Ste
psforDe term ining Correct Load Limit The
follo wing steps have been developed as
re qu ired ofall manuf acturersunder Title 49, Co
de ofU.S. Feder alRe gulations, Part57 5, pur‐
sua nttothe"N ational Traf fic and MotorVe hicle
Saf etyAc tof 1966". #
(1):Locat eth est at emen t“T he combined
we ight ofocc upant sand cargoshould never
exc eed XXX kgorXXX lbs.”on your vehicle's
placar d. #
(2): Determ ine thecombin edweight ofthe
dr iver and passeng ersth at will beriding in
yo ur vehicle. #
(3): Subtr actthecombin edweight ofthe
dr iver and passeng ersfrom XXX kgor
XXX lbs. #
(4): The resulting figur eeq uals theav ailable
amoun tof car goand luggageload capac ity.
Fo rex am ple, ifth e"XXX" amount equals
1, 400 lbs.and ther ewill befive 150lb pas ‐
seng ersin your vehicle, theamount ofavaila‐
ble cargoand luggageload capac ityis
65 0lbs. (1,40 0-75 0(5 x15 0) =650 lbs.) #
(5):De term ine thecombin edweight oflug‐
ga ge and cargobein gloaded ontheve hicle.
That weight mayno tsaf elyexc eed theav aila‐ ble
cargoand luggageload capac itycalc ula‐
te din Step 4. #
(6): Ifyo ur vehicle willbetowing atrailer ,
load from your trailer willbetrans ferred to
yo ur vehicle. Consult this manual todeter‐
mine howthis reduces theav ailable cargo
and luggageload capac ityofyour vehicle.
% Notall vehicles areper mitt edtotow a
trailer .To wing atrailer isonl yper mittedifa
tra iler -hit chisins talled. Please consult an
aut hor ized Mercedes -Benz dealer ifyo uha ve
an yqu estion sabout towing atrailer with
yo ur vehicle.
Ev en ifyo uha ve cal cul ated thetot alload care‐
full y,yo usho uld still mak esur eth at themaxi‐
mum permissible gross weight andthemaxi‐
mum gross axle weight rating ofyour vehicle are
no texc eeded. Details can befound ontheve hi‐
cle identif ication plate. 296
Wheels andtires

#
Have your loaded vehicle –including driver ,
occupants andload –we ighed onave hicle
we ighbr idge.
The measur edvalues mayno texc eed the
maximu mper missi blevalues stat ed on the
ve hicle identif ication plate.
Fu rther relat ed subje cts:
R Calculation exam ple forde term inin gth emax‐
imum load(/page29 7) R
Tire and Loadi ngInfo rm atio nplacar d
(/ page29 5)
R Tire pressur eta ble (/ page290)
R Vehicle identif ication plate(/ page322) Calculation
exam ple forde term ining the
ma ximum load The
follo wing table showsexam ples ofhowto
cal cul atetot aland load capac ities wit hva rying seatin
gcon figur ations anddiffere nt num bers
and sizes ofocc upant s.The follo wing exam ples
use amax imum loadof1500 lbs (680 kg).This
is forillus tratio npur pos esonly.Mak esur e
yo uar eusin gth eactual loadlimit foryo ur vehi‐
cle stat ed on your vehicle's Tire and Loadi ng
In fo rm atio nplacar d(/ page29 5).
The high erthewe ight ofall theoccupant s,the
smaller themaximum loadforlug gage .
St ep 1 Ex
am ple 1E xamp le2
Combine dmaxim umweight ofocc upant sand
load (datafrom theTire and Loadi ngInfo rm atio n
placar d) 15
00 lbs (680 kg)1 500lbs(680 kg) Wheels
andtires 29
7

Ste
p2 Ex
am ple 1E xamp le2
Nu mb erofpeople intheve hicle (driver and
occupants) 51
Dis trib uti on oftheoccupant sF ront:2
Re ar:3 Fr
ont :1
We ight ofocc upant sO ccupant1:150lbs (68 kg)
Occupant 2:180lbs (82 kg)
Occupant 3:160lbs (73 kg )
Occupant 4:140lbs (63 kg)
Occupant 5:120lbs (54kg ) Occupant
1:200 lbs(91 kg )
To talwe ight ofall occ upant s7 50lbs (340 kg)2 00lbs (91 kg ) Ste
p3 Ex
am ple 1E xamp le2
Pe rm issible load(maxim umgros sve hicle weight
ra ting from theTire and Loadi ngInfo rm atio n
placar dmin usthegr oss weight ofall occ upant s)15
00 lbs (680 kg)00F8 75 0lbs (340 kg)= 75 0lbs
(340 kg) 15
00 lbs (680 kg)00F8 200 lbs(91 kg )= 13 00 lbs
(589 kg) 298
Wheels andtires

%
The datasho wnintheimag eis exam ple
dat a.
The TINisauniq ueiden tificat ion num berto
ident ifytires and comprises thefo llo wing:
R DOT(Depar tment ofTranspo rtation ):tir e
symb olmar ks1 indic atingth at thetir e
com plies withth ere qu iremen tsof theUS
Depar tmentof Trans portatio n.
R Man ufac tur eride ntificat ion code: manu‐
fa ctur eridentif ication code 2cont ains
de tails ofthetir emanuf acturer.Ne wtires
ha ve acod ewit htw osymbo ls.Retrea de d
tir es have acod ewit hfo ur symb ols.Further
inf ormation onretrea de dtir es (/ page 307). R
Tire size: identif ier3 descr ibesthetir e
size.
R Tire type code: tiretyp ecod e4 can be
us ed bythemanuf actureras acode to
descr ibespecif icch aract eristic sof thetir e.
R Manuf acturingdate:manuf acturingdate
5 prov ides informatio nabout theag eof a
tir e. The 1stand 2nd position sre pr esent the
cal enda rwe ek and the3r dand 4thposition s
st at eth eye ar ofman ufact ure(e. g."32 08"
re pr esent sth e32n dwe ek of2008 ). Inf
ormat iononthema xim um tireload %
The datasho wnintheimag eis exam ple
dat a.
Max imum tireload 1isthemaximum permissi‐
ble weight forwhi chthetir eis appr oved.
Do notove rload thetir es by exceed ingthespeci‐
fi ed load limit. Themaximum permissible load
can befound ontheve hicle's Tire and Loadi ng
In fo rm atio nplacar don theB-pillar onthedr iv‐
er's side (/page295). Specif
ications formaxi mum tirepr es sur e %
The data sho wnintheillus tration isexam ple
dat a. Whee
lsand tires 30
1

Fi
rs tle tter( s)1 1:
R Without :passeng ervehicle tires accor dingto
Eur opeanma nuf actu ring standar ds.
R "P": passe nger vehicle tires accor dingtoUS
manuf acturingstandar ds.
R "LT": light truc ktir es acc ordin gto US manu‐
fa ctur ingstandar ds.
R "T": com pact emer gency sparewheels with
high tirepr essur eth at areon lydesigned for
te mp orar yuse inan emer gency .
As pec tra tio 3 3:
Ra tio betwee ntir ehe ight and tirewidthin pe r‐
cent (tire height divided bytirewi dth).
Tir eco de 4 4
(tire type ):
R "R"ra dial tire
R "D": bias plytire
R "B": bias beltedtires
R "ZR": radial tirewit hamaximum speedabove
14 9mp h(2 40 km/h) (optional) Rim
diame ter5 5:
The diam eter ofthebead seat(notth ediame ter
of therim flang e).The rim dia me teris specif ied
in inc hes (in).
Load-be aring inde x6 6:
Numer icalcode that spec ifies themaximum
load-bear ingcapacity ofatir e(e.g. "91" cor re‐
sponds to1356 lbs (615 kg)).
The load-bear ingcapacity ofthetir emus tbe at
leas thalf thegr oss axle weight rating ofyour
ve hicle. Donotove rload thetir es by exc eeding
th especif iedload limit.
See also:
R Maximum permissible loadontheTire and
Loadi ngInfo rm atio nplacar d(/ page29 5)
R Max imum tireload (/page30 1)
R Load index
Speed ratin g7 7:
Spe cifiesth eappr ovedmaximum speedofthe
tir e. %
Anelectr onicsp ee dlimi terpr eve nts your
ve hicle from exceeding aspeed of130mp h
(2 10 km/h) .
Ma kesur eth at your tires have there qu ired
speed rating .Yo ucan obtain informat iononthe
re qu ired speed rating from anauthor ized
Mer cedes-B enzCent er.
Summ ertires Inde
xS peedra tin g
Qu pto 100mp h(1 60 km/h)
Ru pto 106mp h(170 km/h)
Su pto 112mp h(1 80 km/h)
Tu pto 118mp h(1 90 km/h)
Hu pto 130mp h(210 km/h)
Vu pto 149mp h(2 40 km/h)
Wu pto 168mp h(2 70 km/h)
Yu pto 186mp h(3 00 km/h) Whee
lsand tires 303