weight MERCEDES-BENZ A-CLASS HATCHBACK 2021 Owners Manual

Pr
ot
Pr otection of t
ection of t he en
he envir
vironment
onment
+ ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TE Environmental
damage due tooperating conditions and
personal driving st yleThe pollutant emission of
theve hicle is
directly related tothewa yyo u operate the
ve hicle.
Operate your vehicle in an environmentally
re sponsible manner tohelp pr otect the envi-
ro nment. Please obser vethefo llowing recom-
mendations on operating conditions and per-
sonal driving st yle.
Oper
Oper ating conditions:
ating conditions: #
Make sure that the tyre pressure is cor-
re ct. #
Do not car ryany unnecessary weight
(e.g. roof luggage rack s once you no lon-
ge r need them). #
Adhere tothe service inter vals.
A regula rly serviced vehicle will cont rib-
ute toenvironmental pr otection. #
Always ha vemaintenance workcar ried
out at a quali/ed specialist workshop.
P
P er
er sonal dr
sonal dr iving s
iving stytyle:
le: #
Do not depress the accelerator pedal
when starting the engine. #
Do not warm uptheve hicle while sta-
tionar y. #
Drive carefully and maintain a suitable
distance from theve hicle in front. #
Avoid frequent, sudden acceleration and
braking. #
Change gear in good time and use each
ge ar only up toÔ of its maximum
engine speed. #
Switch o. theve hicle in stationary traf-
fi c, e.g. byusing the ECO start/s top
function. #
Drive in a fuel-e1cient manner. Obse rve
th e ECO display for an economical driv-
ing style. Plug-in h Plug-in h
ybr
ybrid
id
+ ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TEEnvironmental
pollution caused byirre sponsible disposal
of the high-voltage battery A high-voltage battery contains materials
which are harmful
tothe environment. #
Dispose of faulty high-voltage batteries
at a quali/ed specialist workshop. T T
ak
ak e-bac
e-bac k of end-of-lif
k of end-of-lif e v
e vehicles
ehicles
EU countr EU countr ies only:
ies onl y:
Mercedes-Benz will take back your end-of-life
ve hicle for environment-fri endly disposal in
accordance with the European Union (EU) End-of-
Life Vehicles Directi ve.
A network of vehicle take -back points and dis-
mantlers has been established foryo uto return
yo ur vehicle. You can lea veit at any of these
points free of charge . This makes an impor tant
cont ribution toclosing there cycling circle and
conserving resources. 24 24
Gene
ral no tes

Inf
Inf
or
ormation on t
mation on t he REAC
he REACH rH regulation
egulation
EU and EFT
EU and EFT A countr
A countries only:
ies onl y:
th e REACH regulation (Regulation (EC) No.
1907/2006, Article 33) stipula tes a duty tosup-
ply information about subs tances of very high
conce rn(SVHCs).
Me rcedes‑Benz AGacts tothe best of its kno wl-
edge toprev ent these SVHCs from being used
and toenable customers tosafely handle these
substances. There are SVHCs known to
Mercedes‑Benz AG, according tosupplier informa-
tion and internal product information, found in
individual components of this vehicle in quantities
of ove r 0.1 percent byweight.
Fu rther information can be obtained at thefo llo w-
ing addresses:
R https://reach.daimler.com/de/home/
R https://reach.daimler.com/en/home/ N
No
ot
tes f
es f or per
or per sons wit
sons wit h electr
h electronic medical aids
onic medical aids
Mercedes-Benz AGcannot, despite carefully
de veloping vehicle systems, comple tely rule out th
e interaction of vehicle systems with elect ronic
medical aids such as ca rdiac pacemake rs.
In addition, there are components installed in the
ve hicle that, rega rdless of the operating status of
th eve hicle, can generate magnetic /elds on a par
with permanent magnets. These /elds can be
fo und, forex ample, in the area around the multi-
media and sound system or also in the area of the
seats, depending on theve hicle equipment.
Fo rth is reason, thefo llowing can occur in isolated
cases, depending on the aids used:
R Medical aids malfunctioning
R Adve rse health e.ects
Obser vethe no tes and warnings of the manufac-
turer of the medical aids; if in doubt, contact the
device manufacturer and/or your doctor. If there
is continuing uncer tainty concerning the possibil-
ity of medical aids malfunctioning, Mercedes-
Benz AGrecommends using only fewelectrical
ve hicle systems and/or main taining a distance
from the components.
Plug-in h
Plug-in h ybr ybrid
id When
charging the high-voltage batter y,ke ep a
distance of at least an arm's length between the
medical aid and thefo llowing components:
R the po wer supply equipment
This includes charging stations in thefo rm of a
wa llbox or a public charging point, forex am-
ple.
R vehicle components car rying live voltage
This includes thech arging cable and the
ch arging cont rol box, forex ample.
Only ha verepairs and maintenance workinthe
area of thefo llowing components car ried out at a
qu ali/ed specialist workshop:
R vehicle components car rying live voltage
R transmission aerials
R multimedia system and sound system
If yo u ha veany queries or suggestions, consult a
qu ali/ed specialist workshop. Gene
ral no tes
41
41

&
W
WARNI NG
ARNI NGRisk of injury due tomalfunc-
tioning sensors in the door
The function of the airbags can be impaired
due tomodi/cations or incor rect wo rkper-
fo rm ed on the doors or door trim, or if the
doors are damaged. #
Never modify the doors or parts of the
doors. #
Always ha veworkon the doors or door
trim car ried out at a quali/ed specialist
wo rkshop. &
W
WARNING
ARNING Risk of injury due todeplo yed
airbag
A depl oyed airbag no longer o.ers any pr otec-
tion. #
Have theve hicle towe dto a quali/ed
specialist workshop in order tohave the
deplo yed airbag replaced. Ha
ve deplo yed airbags replaced immediatel y. S
S
t
tatus of t
atus of t he fr
he front passeng
ont passeng er fr
er front airbag
ont airbag F
F
unction of t
unction of t he aut
he automatic fr
omatic fr ont passeng
ont passeng er airbag
er airbag
shut
shut o.
o.
The automatic front passen ger airbag shuto. is
able todetect whe ther the front passenger seat is
occupied bya person or a child restraint system.
The front passenger airbag is enabled or disabled
acco rdingl y. &
W WARNI NG
ARNI NGRisk of injury or dea thdue to
objects under the co-driver seat
Objects trapped under the co-driver seat can
inter fere with the function of the automatic
co-driver airbag shuto. or damage the system. #
Do not store any objects under the co-
driver seat. #
When the co-driver seat is occupied,
make sure that no objects are trapped
under the co-driver seat. When /tting a
child restraint system tothe front
passenger seat, obser vetheve hicle-speci/c infor-
mation (/ page 77). Also, alw ays obser vethe
no tes on rear wa rd-facing or forw ard-facing child re
straint systems on the front passenger seat
(/ page 76).
A person on the front passenger seat must
obser vethefo llowing information:
R Fasten seat belts co rrectly (/ page 48).
R Sit in an almost upright seat position with their
back against the seat backrest.
R Sit with their feet resting on the 0oor, if possi-
ble.
The front passenger airbag may otherwise be dis-
abled bymistake, forex ample, in thefo llowing sit-
uations:
R The front passenger transfers their weight by
supporting themsel ves on a vehicle armrest.
R The front passen ger sits in such a wayth at
th eir weight is raised from the seat sur face. &
W
WARNING
ARNING Risk of injury or death due to a
disabled front passenger airbag
The front passenger airbag is disabled when
th ePA SSENGER AIR BAG OFF indicator la mp
is lit. 56 56
Occupant saf
ety

To
impr oveprotection forch ildren younger than
12 years old or under 1.50 m in height,
Mercedes-Benz recommends you obser vethefo l-
lowing information:
R Always secure thech ild in a child restraint sys-
te m suitable forth is Mercedes-Benz vehicle.
R The child restraint system must be appropria te
to the age, weight and size of thech ild.
R The vehicle seat must be suitable for /tting a
ch ild restraint system (/ page 66).
Ac cident statistics show that children secured on
th ere ar seats are generally sa ferth an children
secured on the front seats. Forth is reason,
Mercedes-Benz st rongly advises that you /t a
ch ild restraint system toare ar seat.
The g
The g ener eneric t
ic ter
er m c
m c hild r
hild r es
estr
traint syst
aint syst em
em
The generic term child restraint system is used in
th is Owner's Manual. A child restraint system is,
fo rex ample:
R a baby car seat
R are ar wa rd-facing child seat
R afo rw ard-facing child seat R
ach ild booster seat with a backrest and seat
belt guide
Mercedes-Benz recommends using a child
booster seat with a backrest.
The child restraint system must be appropria te to
th e age, weight and size of thech ild.
Observ
Observ e law e laws and leg
s and leg al r
al req
equir
uir ements
ements
Alw ays obser vethe legal requ irements when
using a child restraint system in theve hicle.
Make sure that thech ild restraint system is
appro ved in accordance with theva lid test speci/-
ca tions and guidelines. Further information can
be obtained at a quali/ed specialist workshop.
Mercedes-Benz recommends that you use a
Mercedes-Benz Service Centre forth is purpose.
Onl
Onl y use appr ov
y use appr oved c
ed c hild r
hild r es
estrtraint syst
aint syst ems
ems
Only child restraint systems that meet thefo llo w-
ing UNECE standards are permitted for use in the
ve hicle:
R UN-R44
R UN-R129 (i-Size child restraint systems) In
fo rm ation on child restraint system appro val
categories and de tails on the appr oval label on
th ech ild restraint system (/ page 67). Det
Det
ecting r
ecting r isk
isks,av
s, avoiding dangoiding dang er
er Secur
Secur
ing syst
ing syst ems f
ems for c
or child r
hild r es
estrtraint syst
aint syst ems in
ems in
t
t he v
he v ehicle
ehicle
Only use thefo llowing securing systems forch ild
re straint systems:
R the ISOFIX or i-Size securing rings
R theve hicle's seat belt system
R theTo pTe ther anchorages
Fi tting an ISOFIX or an i-Size child restraint sys-
te m is prefer red.
Simply attaching tothe securing rings on theve hi-
cle can reduce therisk of /tting thech ild restraint
system incor rectl y.
When securing a child with the integ rated seat
belt of the ISOFIX or i-Size child restraint system,
al wa ys comply with the permissible gross weight
fo rth ech ild and child restraint system
(/ page 70). 62
62
Occupant saf
ety

Re
gula rly ch eck that the permissible gross mass
of thech ild and child restraint system is still com-
plied wi th.
When /tting a child restraint system, obse rvethe
fo llowing:
O Always obser vethe cor rect use of the seats
and consider their suitability for attaching a
ch ild restraint system.
ISOFIX child seat securing system
(/ page 68)
or
i‑Size child seat securing system
(/ page 70)
O Always comply with the manufacturer's
installation and operating inst ructions forthe
ch ild restraint system used.
O Makesure that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat slightly forw ards.
® When /tting an ISOFIX child restraint sys-
te m, also obser vethefo llowing:
O When using a bab
When using a bab y car seat in w y car seat in weightgr
eight group
oup
0/0+ and a r
0/0+ and a r earw
earwar
ard-f
d-f acing c
acing c hild r
hild res
estrtraint
aint syst
syst
em in w
em in w eightgr
eight group 1 on a r
oup 1 on a r ear seat
ear seat: :
adjust the front seat so that the seat does
not touch thech ild restraint system.
O When using a f
When using a f orw
orwar
ard-f
d-f acing c
acing c hild r
hild res
estrtraint
aint
syst
syst em in w
em in w eightgr
eight group 1:
oup 1: remo vethe head
re straint from there specti veseat, if possible.
In addition, the backrest of thech ild restraint
system must lie as 0at as possible again st
th e backrest of theve hicle seat.
ATer thech ild restraint system has been
re mo ved, replace the head restraint immedi-
atel y and adjust all head restraints co rrectl y.
O Ifth e head restraint of thech ild seat cannot
be fully extended when it is installed in the
ve hicle, this will result in restrictions on the
maximum size setting forch ild restraint sys-
te ms in weight group 2 or 3.
Contact with thero of when the head
re straint is ful lyex tended and loc ked in place
will not result in any restrictions on use.
O Thechild restraint system must not be put
under strain between thero of and the seat
cushion and/or be /t tedfacing the wrong direction. Where possible, adjust
the seat
cushion inclination accordingl y.
O Thechild restraint system must not be put
under strain bythe head restraint. Adjust the
head restraints as appropria te.
° When /tting an i‑Size child restraint system,
also obse rveth efo llowing:
O When using a r
When using a r earw
earwar
ard-f
d-f acing c
acing c hild r
hild res
estrtraint
aint
syst
syst em:
em: adjust the front seat so that it does
not touch thech ild restraint system.
O When using a f
When using a f orw
orwar
ard-f
d-f acing c
acing c hild r
hild res
estrtraint
aint
syst
syst em:
em: remo vethe head restraint from the
re specti veseat, if possible. In addition, the
backrest of thech ild restraint system must
lie as 0at as possible again stthe backrest of
th eve hicle seat.
ATer thech ild restraint system has been
re mo ved, replace the head restraint immedi-
atel y and adjust all head restraints co rrectl y. Occupant saf
ety
71
71

L Suitable
for semi-universal child restraint systems
acco rding totheta ble in "Recommended child
re straint systems", or if theve hicle and the seat are
listed in thech ild restraint system manufacturer's
ve hicle model list.
UF Suitable forfo rw ard-facing child restraint sys-
te ms of the "Universal" category in this we ight cate-
gor y. Secur Secur
ing t ing the c
he child r
hild r es
estrtraint syst
aint syst em wit
em with t
h the seat
he seat
belt on t
belt on t he r
he r ear seat
ear seat &
W
WARNING
ARNING Risk of accident if there ar
ben chseat, rear seat and seat backrest
are not engaged
The rear ben chseat, rear seat and seat bac k-
re st ma yfo ld forw ards, even while theve hicle
is in motion.
R As a result, theve hicle occupant will be
pressed into the seat belt with increased
fo rc e. The seat belt will not be able topro- te
ct as intended and could cause addi-
tional injur y.
R Objects or loads in the boot or load com-
partment cannot be restrained bythe seat
backrest. #
Make sure that there ar ben chseat, the
re ar seat and the seat backrest are
engaged before every trip. If
th ere ar seat backrest is not engaged and
loc ked in place, there d lock veri/cation indicator
will be visible.
When When /tting
/tting a belt-secur
a belt-secur ed c
ed child r
hild r es
estr
traint sy st
aint syst em,
em,
obse rv
observ e t
e the f
he f ollo
ollowing:
wing:
O Always comply with the manufacturer's
installation and operating inst ructions forthe
ch ild restraint system used.
O For a child restraint system in the "Universal"
or "Semi-Universal" categor y,make sure that
th e system has been appr ovedfo rth eve hicle
seat. Obser
vethe no tes under "Suitability of seats
fo r attaching belt-secured child restraint sys-
te ms" (/ page 73).
O When using a w When using a w eight cat eight categor
egory 0/0+ bab
y 0/0+ bab y
y
car seat and a w
car seat and a w eight cat
eight categor
egory I r
y I rearw
earw ar
ard-
d-
f
f acing c
acing c hild r
hild res
estrtraint syst
aint syst em on a r
em on a r ear seat:
ear seat:
adjust the front seat so that the seat does
not touch thech ild restraint system.
O When using a w
When using a w eight cat
eight categor
egory I f
y I forw
orw ar
ard-
d-
f
f acing c
acing c hild r
hild res
estr
traint sy st
aint syst em:
em:remo vethe
head restraint from there spective seat, if
possible.
ATer thech ild restraint system has been
re mo ved, replace the head restraint immedi-
atel y and adjust all head restraints co rrectl y.
O The backrest of thefo rw ard-facing child
re straint system must, as far as possible, be
re sting on the seat backrest of there ar seat.
O Ifth e head restraint of thech ild seat cannot
be fully extended when it is installed in the
ve hicle, this will result in restrictions on the
maximum size setting forch ild restraint sys-
te ms in weight category II or III. Occupant saf
ety
75 75

O
When using a forw ard-facing child restraint
system in weight category I: remo vethe head
re straint from there specti veseat, if possible.
ATer thech ild restraint system has been
re mo ved, replace the head restraint immedi-
atel y and adjust all head restraints co rrectl y.
O The backrest of thefo rw ard-facing child
re straint system must, as far as possible, be
re sting on the seat backrest of the front
passenger seat.
O Ifth e head restraint of thech ild seat cannot
be fully extended when it is installed in the
ve hicle, this will result in restrictions on the
maximum size setting forch ild restraint sys-
te ms in weight category II or III.
Contact with thero of when the head
re straint is ful lyex tended and loc ked in place
will not result in any restrictions on use.
O Thechild restraint system must not be put
under strain between thero of and the seat
cushion and/or be /t tedfacing the wrong
direction. O
Thechild restraint system must not be put
under strain bythe head restraint. Adjust the
head restraints as appropria te.
O Never place objects (e.g. cushions) under or
behind thech ild restraint system. &
W
WARNING
ARNING Risk of injur y or death due to
objects between the seat sur face and the
ch ild restraint system
Objects between the seat sur face and the
ch ild restraint system could a.ect the function
of the automatic front passenger airbag shut-
o.. #
Do not place any objects between the
seat sur face and thech ild restraint sys-
te m. #
Always make sure that thech ild restraint
system is co rrectly /t ted. #
Set the front passenger seat as far back as
possible and mo vethe seat into the highest
position if possible. #
Adjust the seat cushion inclination so that the
front ed geofthe seat cushion is in the highest position and
there ar edge of the seat cushion
is in the lo west position. #
Set the seat backrest tothe most vertical
position possible. #
Install thech ild restraint system.
The entire base of thech ild restraint system
must al ways rest on the sitting sur face of the
front passenger seat. #
Always make sure that the shoulder belt strap
is cor rectly routed from the seat belt outlet of
th eve hicle tothe shoulder belt guide on the
ch ild restraint system.
The shoulder belt strap must be routed for-
wa rds and down wards from the seat belt out-
let. #
If necessar y,adjust the front passenger seat
accordingl y. 78
78
Occupant saf
ety

&
W
WARNI NG
ARNI NGRisk of injury due tohead
re straints not being /tted or being adjus-
te d incor rectly
If head restraints ha venot been installed or
ha ve not been adjusted cor rectl y,there is an
increased risk of injury in the head and neck
area, e.g. in theeve nt of an accident or when
braking. #
Always drive with the head restraints /t-
te d. #
Before driving o., make sure forev ery
ve hicle occupant that the centre of the
head restraint supports the back of the
head at about eye le vel. Do not inter
change the head restraints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re straints co rrectl y.
Ad just the head restraint fore -and-aT position so
th at it is as close as possible tothe back of your
head. &
W
WARNING
ARNING Risk of injury or death due to
incor rect seat position
The seat belt will not o.er the intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
In particular, you may slip under the seatbelt
and injure yourself. #
Adjust the seat proper lybefore begin-
ning your journe y. #
Always ensu rethat the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the centre of your shoul-
der. &
W
WARNING
ARNING Risk of injury due toexcessive
st ra in on thegr ab handle
If yo u apply your full body weight tothegr ab
handle or pull it abruptl y,thegr ab handle may
be damaged or become loose from its anchor-
age. #
Use thegr ab handles only tostabilise
th e seating position or toassist in get-
ting in and out of the seat. &
W
WARNING
ARNING Risk of injury or death due to
objects under the co-driver seat
Objects trapped under the co-driver seat can
inter fere with the function of the automatic
co-driver airbag shuto. or damage the system. #
Do not store any objects under the co-
driver seat. #
When the co-driver seat is occupied,
make sure that no objects are trapped
under the co-driver seat. 104
104
Seats and st
owing

&
W
WARNI NG
ARNI NGRisk of accident due toadjust-
ing theve hicle settings while theve hicle is
in motion
Yo u could lose control of theve hicle in thefo l-
lowing situations in particular:
R ifyo u adjust the driver's seat, the head
re straint, the steering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi-
cle is in motion #
Before starting theve hicle: in particular,
adjust the driver's seat, head restraint,
stee ring wheel and mir ror,and fasten
yo ur seat belt. &
W
WARNING
ARNING Risk of becoming trapped if the
seat height is adjusted carelessly
If yo u adjust the seat height carelessl y,yo u or
ot her vehicle occupants could be trapped and
th ereby injured. Children in particular could accidentally press
th
e electrical seat adjustment buttons and
become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly ofthe seat
adjustment system. &
W WARNING
ARNING Risk of injury due tohead
re straints not being /tted or being adjus-
te d incor rectly
If head restraints ha venot been installed or
ha ve not been adjusted cor rectl y,there is an
increased risk of injury in the head and neck
area, e.g. in theeve nt of an accident or when
braking. #
Always drive with the head restraints /t-
te d. #
Before driving o., make sure forev ery
ve hicle occupant that the centre of the
head restraint supports the back of the
head at about eye le vel. &
W
WARNING
ARNING Risk of injury or death due to
incor rect seat position
The seat belt will not o.er the intended le vel
of pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
In particular, you may slip under the seatbelt
and injure yourself. #
Adjust the seat proper lybefore begin-
ning your journe y. #
Always ensu rethat the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the centre of your shoul-
der. &
W
WARNING
ARNING Risk of injury due toexcessive
st ra in on thegr ab handle
If yo u apply your full body weight tothegr ab
handle or pull it abruptl y,thegr ab handle may
be damaged or become loose from its anchor-
age. 106 106
Seats and st
owing

#
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll or front-passenger foot we ll. #
Always /t the 0oor mats securely and as
prescribed in order toensure that there
is alw ays su1cient clearance forthe
pedals. #
Do not use loose 0oor mats and do not
lay multiple 0oor mats on top of one
ano ther. V
V
ehicles wit
ehicles wit h aut
h automatic fr
omatic fr ont passeng
ont passeng er airbag
er airbag
shut
shut o.:
o.:objects trapped under the front
passenger seat may inter fere with the function of
th e automatic front passenger airbag shuto. or
damage the system. Please obser vethe no tes on
th e function of the automatic front passenger air-
bag shuto. (/ page 56). &
W
WARNING
ARNING ‑ Risk of accident or injury
when using the cup holder while theve hi-
cle is in motion
The cup holder cann othold a container secure
while theve hicle is in motion. If
yo u use a cup holder while theve hicle is in
motion, the container may be 0ung around
and liquids could be spilled. The vehicle occu-
pants may come into contact with the liquid
and if it is hot, they could be scalded. Yo u
could be distracted from tra1c conditions and
yo u may lose control of theve hicle. #
Only use the cup holder when theve hicle
is stationar y. #
Only use the cup holder for containers of
th eright size. #
Always close the container, particular lyif
th e liquid is hot. *
N
NOOTE
TE Damage tothe cup holder When
there ar armrest is folded back the cup
holder could become damaged. #
Only fold there ar armrest back when the
cup holder is closed. *
N
NOOTE
TE Damage tothere ar armrest due to
body weight When
folded out, there ar armrest can be
damaged bybody weight. #
Do not sit or support yourself on there ar
seat armrest. &
W
WARNING
ARNING Risk of injury due toan open
load compartment 0oor
If yo u drive with the load compartment 0oor
open, objects could be 0ung around and hit
ve hicle occupants as a result. There is a risk
of injur y,particular lyin theev ent of sudden
braking or a sudden change in direction. #
Always close the load compartment 0oor
before a journe y. &
W WARNI NG
ARNI NG‑ Risk of /re and injury from the
hot cigar ette lighter
Yo u can burn yourself if youto uch the hot
heating element or the soc ket of the cigar ette
lighter. Seats and st
owing
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