2021 MERCEDES-BENZ A-CLASS HATCHBACK belt

lamp is o.,
the front passenger airbag can
deploy in theev ent of an accident.
The child could be struck bythe airbag. #
Always ensu rethat the front passenger
airbag is disabled. The PASSENGER AIR
BAG OFF indicator la mpmust be lit. #
NEVER use a rear wa rd-facing child
re straint system on a seat wi than ENA-
BLED FRONT AIR BAG. This can result in
th e DEATH of or SERIOUS INJURY tothe
CHILD. Obse
rveth e speci/c inst ructions forth ere ar-
wa rd-facing and forw ard-facing child restraint sys-
te ms (/ page 77). Wa
rning notice on the front passenger sun visor
Alw ays obser vethe status of the front passenger
airbag on thePA SSENGER AIR BAG OFF indicator
la mp:
R If it is absolu tely necessary to/t a child
re straint system tothe front passenger seat,
alw ays obser vethe information on automatic
front passenger airbag shuto. (/ page 56).
R When using a rear wa rd-facing child restraint
system on the front passenger seat, the front
passenger airbag must alw ays be disabled.
This is only the case if thePA SSENGER AIR
BAG OFF indicator la mpis lit continuously
(/ page 57). R
Ifth ePA SSENGER AIR BAG OFF indicator
la mp is o., the front passenger airbag is ena-
bled. The front passenger airbag may deploy
during an accident.
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 fr
he front passeng
ont passeng er seat
er seat
When /tting a belt-secured child restraint system
on the front passenger seat, alw ays obser vethe
fo llowing:
O Obser vethe no tes on rear wa rd-facing and
fo rw ard-facing child restraint systems on the
front passenger seat (/ page 76).
O Obser vethech ild restraint system manufac-
tu re r's installation and operating inst ructions.
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). Occupant saf
ety
77 77

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

N
N
o
ot
tes on t
es on t he corr
he corr ect dr
ect driv
iver's seat position
er's seat position &
W
WARNING
ARNING Risk 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. Ensure
thefo llowing when adjusting the steering
wheel 1, seat belt 2and driver's seat 3:
R You are sitting as farawa y from the driver's
airbag as possible, taking thefo llowing points
into consideration:
R You are sitting in an upright position
R Your thighs are slightly suppor tedby the seat
cushion R
Your legs are not fully extended and you can
depress the pedals proper ly
R The back of your head is suppor ted at eye
le ve lby the centre of the head restraint
R You can hold the steering wheel with your
arms slightly bent
R You can mo veyour legs freely
R You can see all the displa yson the inst rument
cluster clear ly
R You ha vea good overview of the tra1c condi-
tions
R Your seat belt sits snugly against your body
and passes across the centre of your shoulder
and across your hips in the pelvic area
V
V ehicles wit
ehicles wit h an AMG perf
h an AMG perf or
ormance seat
mance seat :
:if the
front passenger seat is unoccupied, this can lead
to noise caused bythe seat belt tongue knocking
against the seat. You can pr event this by sliding
th e seat belt tongue upwards with the belt clip. If
th e front passenger seat is occupied, ensure that
th e belt clip is pushed down. Only then will the
seat belt /t tight tothe body. 102
102
Seats and st
owing

Seats
Seats
A
A
djus
djusting t ting t he fr
he front seat mec
ont seat mec hanicall
hanically (wit
y (without
hout
Seat Comf
Seat Comf or
ort P
t P ack
ack ag
age)
e) &
W
WARNING
ARNING Risk of becoming trapped if the
seats are adjusted bychildren
Children could become trapped if they adjust
th e seats, particular lywhen unat tended. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Never lea vechildren unattended in the
ve hicle. &
W
W ARNING
ARNING Risk of becoming trapped dur-
ing seat adjustment
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
Make sure when adjusting a seat that no
one has any body parts in the sweep of
th e seat. Obser
vethe saf ety no tes on "Airbags" and "Chil-
dren in theve hicle". &
W
WARNING
ARNING Risk of accident due tothe
driver's seat not being engaged
The driver's seat may mo veunexpectedly
while driving.
This could cause youto lose control of the
ve hicle. #
Always make sure that the driver's seat
is engaged before starting theve hicle. &
W WARNING
ARNING Risk 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. Seats and st
owing
103 103

&
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

A
A
djus
djus ting t
ting t he fr
he front seat electr
ont seat electr ically
ically1
Seat backrest inclination
2 Seat height
3 Seat cushion inclination
4 Seat fore -and-aT position #
Save the settings with the memory function
(/ page 115). A
A
djus
djus ting t
ting t he 4-wa
he 4-wa y lumbar support
y lumbar support 1
Higher
2 SoTer
3 Lower
4 Firm er #
Use buttons 1to4 toadjust the contour of
th e backrest. Head r
Head r
es
estrtraints
aints A
A
djus
djus ting t
ting t he fr
he front seat head r
ont seat head r es
estrtraints manually
aints manually &
W
WARNING
ARNING Risk 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. 108
108
Seats and st
owing

#
Press button 1repeatedly until the desired
blo wer setting has been reached.
Depending on the blo wer setting, up tothree
indicator lamps will light up. If all indicator
lamps are o., the seat ventilation is switched
o.. S S
t
teer
eer ing wheel
ing wheel A
A
djus
djusting t ting t he st
he steer
eering wheel manual ly
ing wheel manually &
W
WARNING
ARNING Risk 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 entrapment forch ildren
when adjusting the steering wheel
Children could injure themsel ves if they adjust
th e steering wheel. #
Never lea vechildren unattended in the
ve hicle. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. U
Unloc
nloc king
king #
Foldrelease le ver1 down as far as it will go. 112
112
Seats and st
owing