2021 MERCEDES-BENZ A-CLASS HATCHBACK boot

Ov
Ov
er
ervie
vie w of suit
w of suit ability of t
ability of t he seats f
he seats for att
or attac
aching
hing
i‑Size c
i‑Size c hild r
hild res
estrtraint syst
aint syst ems
ems
i‑Size is a standardised securing system for spe-
cially designed child restraint systems.
° The symbol indicates seats suitable for
attaching an i‑Size child restraint system in
acco rdance with UN R129 (/ page 67).
Child restraint systems that are permitted
in accordance with UN R44 as per the ISO-
FIX tables (/ page 68) or UN R129 as per
th efo llowing i‑Size tables may be attached.
i‑Size c
i‑Size c hild r
hild res
estrtraint syst
aint syst ems (ISO/R2, ISO/F2X,
ems (ISO/R2, ISO/F2X,
ISO/B2, ISO/B3)
ISO/B2, ISO/B3) F
F
r
ront passeng
ont passeng er seat
er seatLeT/r
LeT/right
ightr
rear seat
ear seat
Xi ‑U
X Not suitable for an i-Size child
re straint system in the "Univer-
sal" categor y. i-U Suitable
forfo rw ard-facing
and rear wa rd-facing i-Size child
re straint systems in the "Univer-
sal" categor y. F
F
itting t
itting t he ISOFIX or i‑Size c
he ISOFIX or i‑Size c hild r
hild res
estrtraint syst
aint syst em
em
on t
on t he
heleT
leT and r
and r ight r
ight r ear seats
ear seats &
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. &
W
WARNING
ARNING Risk of inju ryor death if the
permissible gross mass of thech ild and
ch ild restraint system toge ther is excee-
ded.
To o much load may be placed on the ISOFIX
or i‑Size child restraint systems and thech ild
may not be restrained co rrectly in theev ent of
an accident, forex ample. #
Ifth ech ild and thech ild restraint system
to get her weigh more than 33 kg, only
use an ISOFIX or i‑Size child restraint
system wi thwhich thech ild is secured
with theve hicle seat belt. #
Also secure thech ild restraint system
wi th th eTo pTe ther belt, if available. Alw
ays comply with the information about the
mass of thech ild restraint system:
R inthe manufacturer's installation and operat-
ing inst ructions forth ech ild restraint system
used
R on a label on thech ild restraint system, if
present 70
70
Occupant sa
fety

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

#
T
To f
o f old bac
old bac k:
k:pull release handle 1and piv ot
th e seat backrest backwards until it engages. Thr
Thr
ough-loading f
ough-loading f eatur
eature in t
e in the r
he rear benc
ear benc h seat
h seat
(EASY
(EASY -PAC
-P AC K Quic
K Quic kf
kfold)
old) F F
olding t olding t he r
he rear seat bac
ear seat bac kr
kres
est f t forw
orw ar
ards
ds &
W
WARNI NG
ARNI NGRisk of becoming trapped when
adjusting the seats
When you adjust a seat, you may trap yourself
or a vehicle occupant. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the 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 e seat backrests are not engaged and loc ked
in place, the lock veri/cation indicator will be red.
Alw ays ensu rethat all vehicle occupants ha ve
th eir seat belts fastened co rrectly and are sitting
proper ly.Pa rticular attention must be paid tochil-
dren.
If yo u no longer requ ire thefo lded-down seat
backrest as a loading area, fold the backrest back
into place. R R
eq eq uir
uir ements:
ements:
R The area into which the seat backrest is folded
is clear.
R Tofold the centre seat backrest forw ards: the
cent reseat backrest has been unloc ked.
R The armrest on the second row of seats is fol-
ded back and the cup holders are em pty.
F
F olding t
olding t he
heleT
leT and r
and r ight seat bac
ight seat bac kr
kres
ests f ts f orw
orw ar
ards
ds
Yo u can fold the centre and outer seat backrests
fo rw ards. 120
120
Seats and st
owing

#
Open soc ket 0ap 3. #
Inse rtthe plug of the device into 115 V soc ket
1 .
When the on-board electrical system voltage is
su1cient, indicator lamp 2lights up. USB por
USB por
t in t
t in the r
he rear passeng
ear passeng er com
er compar
partment
tment %
Depending on theve hicle equipment, the
design of the st owage compartment and the
number of USB ports in there ar cent recon-
sole may vary.
When theve hicle is switched on, you can charge a
USB device, such as a mobile phone, at USB ports
using a suitable charging cable. W W
ir
ireless c
eless c har
harging of t
ging of t he mobile phone and con-
he mobile phone and con-
nection wit
nection wit h t
h the e
he e xt
xter
er ior aer
ior aer ial
ial N
No
ot
tes on wir
es on wir elessl
elessly c
y char
har ging t
ging t he mobile phone
he mobile phone &
W
WARNING
ARNING Risk of injury due toobjects
being st owed incor rectly
If objects in theve hicle interior are st owed
incor rectl y,they can slide or be thro wn around
and hit vehicle occupants. In addition, cup
holders, open st owage spaces and mobile
phone recep tacles cannot alw aysreta in all
objects within. There is a
risk of injur y,particular lyin the
eve nt of sudden braking or a sudden change
in direction. #
Always st owobjects so that they cann ot
be thro wn around in such situations. #
Always make sure that objects do not
pr otru de from st owage spaces, lug gage
nets or st owage nets. #
Close the loc kable st owage spaces
before starting a jou rney. #
Always st owand secure heavy, hard,
poin ted, sharp-edged, fragile or bulky
objects in the boot/load compartment. Obser
vethe no tes on loading theve hicle. &
W
WARNING
ARNING Risk of /re from placing objects
in the mobile phone st owage compart-
ment
Placing other objects in the mobile phone
st ow age compartment could constitute a /re
hazard. 130
130
Seats and st
owing

%
When using a CCS (Combined Charging Sys-
te m) charging cable tocharge with direct cur-
re nt at a combo vehicle soc ket, bo thvehicle
soc ket connections 1and 2are used for
ch arging.
Charging options forth e high-voltage battery
(mode 2, 3 or 4):
R Charging through recuperation while theve hi-
cle is in motion
R Charging with alternating cur rent when sta-
tiona ry:
- at a mains soc ket (mode 2)
- at a wallbox or charging station (mode 3)
R Charging with direct cur rent when stationary
(vehicles with combo vehicle soc kets):
- at a fast charging station (mode 4)
Depending on the count ry-speci/c vehicle equip-
ment and your vehicle's charging cable, single
phase ACcharging is also possible.
Obser vethe di.erent grid requ irements of your
cur rent location when charging. Only use charging
cables which conform tothegr id requiremen ts.Consult a
quali/ed elect rician or your local grid
operator if you ha veany questions.
It is recommended that youch arge the high-volt-
age battery at a wallbox or charging station due to
th e impr ovedch arging per form ance and better
ch arging e1ciency o.ered.
S
S t
to
o wing t
wing t he c
he char
harging cable
ging cable
Alw ays st owtheve hicle charging cable in the
ch arging cable bag pr ovided and secure it in the
boot or load compartment of your vehicle.
Otherwise, thech arging cable is not su1ciently
secured.
Syst Syst em limits
em limits
The po wer output of the high-voltage battery may
be impaired bythefo llowing:
R High or low outside temp eratures
R Electrical auxiliary consumers in theve hicle
being switched on, e.g. operating the air con-
ditioning system
R Extended periods without charging The
charging time of the high-voltage battery may
be increased bythefo llowing:
R High or low outside tempe ratures
R Extended periods without charging
R The maximum available charge cur rent of the
ch arging facility
R The charging cur rent set (mode 2) in the multi-
media system (/ page 298) N
No
ot
tes on c
es on c har
harging t
ging t he high-v
he high-v olt
oltag
age batt
e batt er
ery at t
y at t he
he
mains soc ke
mains soc ket (mode 2)
t (mode 2) &
D
DAN
AN GER
GER Risk of fatal injury from incor-
re ctly ins talled component parts
Connecting thech arging cable toa mains
soc ket using incor rectly ins talled component
parts could cause a /re or an electric shoc k,
fo rex ample. #
Only connect thech arging cable to a
mains soc ketth at:
R Has been proper lyinstalled and 196
196
Driving and parking

R
Has been inspec tedby aqu ali/ed elect ri-
cian #
For saf etyre asons, only use charging
cables that ha vebeen tested and
appro vedby the manufacturer forch arg-
ing the high-voltage battery in an electric
ve hicle. #
Never use damaged charging cables. #
Do not extend thech arging cable. #
Do not use adap ters. #
Obser vethe saf ety no tes in the operat-
ing inst ructions forth ewa llbox. If
ch arging at a wallbox without pre-ins talled
cable, use the optionally available charging cable
fo rwa llbox and charging station (mode 3). The
ch arging cable is st owed in a bag in the boot/
luggage compartment.
Only use charging cables that ha vebeen tested
and appro vedby the manufacturer forch arging
th e high-voltage battery in an electric vehicle. &
D DAN
AN GER
GER Risk of fatal injuries due todam-
aged components
Connecting thech arging cable toach arging
station using a damaged component part
could cause a /re or an elect ric shoc k,for
ex ample. #
Forch arging stations with a preinstalled
ch arging cable:
R Perform a visual check of thech arg-
ing station for obvious faults, such as
massive damage tothe housing or
ch arging cable. #
Forch arging stations without a preinstal-
led charging cable:
R For saf etyre asons, only use charging
cables that ha vebeen tested and
appro vedby the manufacturer for
ch arging the high-voltage battery in
an electric vehicle.
R Never use damaged charging cables.
R Do not extend thech arging cable.
R Do not use adap ters. #
Make sure toobser vethe saf ety in form a-
tion on thech arging station. Most
charging stations must be activated before
th ech arging process, e.g. using an RFID card.
Obser vethe on-site operator's inst ructions forthe
ch arging station.
The amount of ene rgy dispensed forth ech arging
process, shown bythech arging station, may be
higher than the amount of energy actually absor-
bed bythe high-voltage batter y.This is there sult
of di.erent le vels of charging losses and is descri-
bed as rech arge e1ciency. Charging losses occur,
fo rex ample, due toheat that builds up when
ch arging or from auxiliary consumers that are
switched on. Further information on rech arge e1-
ciency can be obtained at a quali/ed specialist
wo rkshop. 198
198
Driving and parking

Ha
ve the camera checked in a Mercedes-Benz
service centre. T
T
elephone
elephone T
T
elephony
elephony N
No
ot
tes on t
es on t elephony
elephony &
W
WARNING
ARNING Risk of dist raction from operat-
ing integ rated communication equipment
while theve hicle is in motion
If yo u operate communication equipment inte-
gr ated in theve hicle when driving, you could
be distracted from the tra1c situation. This
could also cause youto lose control of the
ve hicle. #
Only operate this equipment when the
tra1c situation pe rmits. #
Ifyo u cannot be sure of this, stop the
ve hicle whilst paying attention toroad
and tra1c conditions and operate the
equipment with theve hicle stationar y. &
W
WARNI NG
ARNI NGRisk of an accident from oper-
ating mobile communication equipment
while theve hicle is in motion
Mobile communications devices distract the
driver from the tra1c situation. This could also
cause the driver tolose control of theve hicle. #
Asthe driver, only operate mobile com-
munications devices when theve hicle is
stationar y. #
As a vehicle occupant, only use mobile
communications devices in the areas
intended forth is purpose, e.g. in there ar
passen ger compartment. Yo
u must obser vethe legal requ irements forthe
count ryin which you are cur rently driving when
ope rating mobile communication equipment in
th eve hicle. &
W WARNING
ARNING Risk of injury due toobjects
being st owed incor rectly
If objects in theve hicle interior are st owed
incor rectl y,they can slide or be thro wn around and hit
vehicle occupants. In addition, cup
holders, open st owage spaces and mobile
phone recep tacles cannot alw aysreta in all
objects within.
There is a risk of injur y,particular lyin the
eve nt of sudden braking or a sudden change
in direction. #
Always st owobjects so that they cann ot
be thro wn around in such situations. #
Always make sure that objects do not
pr otru de from st owage spaces, lug gage
nets or st owage nets. #
Close the loc kable st owage spaces
before starting a jou rney. #
Always st owand secure heavy, hard,
poin ted, sharp-edged, fragile or bulky
objects in the boot/load compartment. Obser
vethe additional information on st owing
mobile communications devices cor rectl y:
R Loading theve hicle (/ page 116)
R Stow ing and securing the mobile phone
(/ page 131) 308 308
MBUX multimedia system

Con
venience closing............................... .94
Con venience opening.............................. .94
Opening with theke y................................ 94
Opening/closing...................................... 92
Problem................................................... 95
Ra in closing function................................ 93
Sliding sunr Sliding sunr oof
oof
Au tomatic functions................................. 98
Closing................................................... .95
Closing using theke y............................... 94
Opening................................................... 95
Opening wi th theke y................................ 94
Problem................................................... 99
Ra in-closing feature................................ .98
Smar
Smar tphone
tphone
see Sma rtphone integ ration
see Telephone
Smar
Smar tphone int
tphone int egr
egration
ation
Overview................................................ 319
Sno
Sno w c
w chains
hains................................................3 68
Soc ke
Soc ket (12 V)
t (12 V)
Boot/luggage compartment................... 128
Fr ont centre console.............................. 128 Soc
ke
Soc ket (115 V)
t (115 V)
Re ar....................................................... 129
SoTw
SoTw are
areupdate
update
System updates.................................... .294
Sound
Sound PRE-SAFE ®
Sound................................... 60
Sound menu
Sound menu Functions overview................................ 329
Spar
Spar e wheel
e wheel
see Collapsible spare wheel
see Emer gency spa rewheel
Specialis
Specialis t w
t work
ork shop
shop
see Quali/ed specialist workshop
Speci/c
Speci/c absorp
absorption r
tion rate
ate................................. 29
Speed Limit Assist
Speed Limit Assist Function/no tes...................................... 246
Setting................................................... 247
System limitations.................................. 246
Speed limit f
Speed limit f or wint
or winter tyr
er tyres
es
Setting................................................... 232
St St andb andb y mode
y mode
Ac tivating/deactivating.......................... 219
Fu nction................................................ 218 S
S
t
tanding lights
anding lights............................................ .134
St
St ar
art-o.
t-o. assist
assist
Ac tivating............................................... 227
Fu nction................................................ 227
St
St ar
art/st
t/st op butt
op butt on
on
Pa rking theve hicle................................. 211
St arting theve hicle............................... .166
Switching on the po wer supply/vehicle.. 165
St
St ar
art/st
t/st op function
op function
see ECO start/stop function
St
St art
art er batt
er batt ery
ery
Charging (Remo teOnline)..................... .167
St
St ar
arting
ting
see Vehicle
St
St ar
arting assist
ting assist ance
ance
see Jump-start connection
St
St ar
arting-o.
ting-o. aid
aid
see Hill Start Assist
St
St ationar
ationar y heat
y heat er/v
er/ventilation
entilation
Ac tivating/deactivating (control panel)... 159
Setting (MBUX multimedia system)......... 160
S
S TEER C
TEER C ONTR
ONTROL
OL
Fu nction/no tes...................................... 224 520
520
Index