MERCEDES-BENZ A-CLASS SALOON 2018 Repair Manual

We
ight group 0+ (up to13 kgand up toappr ox.15 months) Size class:
Equipment: Left/rightrear seat
EI SO/R1I L
DI SO/R2, ISO/R2X IL
CI SO/R3I L (1)
IL Suitable for ISOFIX child restrai nt sy stems according totheta ble in "Overview of there commended child restra int sy stems", or if the
ve hicle and the seat are lis ted on thech ild restra int sy stem manufacturer's vehicle model list.
(1) When using a child restra int sy stem of size category (ISO/R3), mo vethe front seat tothe highest position. Make sure that the seat
backrest of the front seat does not rest against thech ild restrai nt sy stem. We
ight group 1 (9–18 kgand appr ox. 9 months to4ye ars) Size class:
Equipment:L eft/rightrear seat
DI SO/R2, ISO/R2X IL
CI SO/R3I L (1)
BI SO/F2IUF
B1 ISO/F2XIUF58
Occupant sa fety

Size class:
Equipment:L eft/rightrear seat
AI SO/F3IUF
IL Suitable for ISOFIX child restra int sy stems according totheta ble in "Overview of there commended child restrai nt sy stems", or if the
ve hicle and the seat are lis ted on thech ild restrai nt sy stem manufacturer's vehicle model list.
IUF Suitable forfo rw ard-facing ISOFIX child restra int sy stems of the "Universal" category in this we ight group.
(1) When using a child restrai nt sy stem of size category (ISO/R3), mo vethe front seat tothe highest position. Make sure that the seat
backrest of the front seat does not rest against thech ild restrai nt sy stem. Overview of suitability of
the seats for attaching i‑Size child restra int sy stems i-Size identification
i‑Size is a
standardised securing sy stem for specially designed restra int sy stems.
R The symbol indicates seats suitable for attaching an i‑Size child restra int sy stem in accordance with UN R129 (/ page 55).
R It is possible toattach child restra int sy stems that are permit ted in accordance with
- UN R44 as per the ISOFIX tables (/ page57), or
- UN R129 as per thefo llowing i‑Size tables Occupant saf
ety59

Fr
ont passenger seat Left/rightrear seat
i-Size child restra int sy stem
(ISO/R2, ISO/F2X, ISO/B2,
ISO/B3) Xi
‑U
X Not suitable for an i-Size child restra int sy stem in the "Universal" categor y.i-U Suitable forfo rw ard-facing and rear wa rd-facing i-Size child restrai nt sy stems
in the "Universal" categor y.Fi
tting the ISOFIX or i‑Size child restra int
sy stem on there ar seat &
WARNING Risk of inju ryifth ere ar
ben chseat/rear seat and seat backrest
are not engaged
If th ere ar ben chseat/rear seat and seat
backrest are not engaged they could fold for‐
wa rds, e.g. when braking suddenly or in the
ev ent of an accident.
R Ifth is is the case, theve hicle occupant
wo uld be forc ed into the seat belt bythe
re ar ben chseat/rear seat or bythe seat
backrest. The seat belt cann otprotect as intended and could
result in additional
injur y.
R Objects or loads in the boot/load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that the seat backrest and
th ere ar ben chseat/rear seat are
engaged before everytrip. If
th ere ar seat backrest is not engaged and
loc ked, there d lock verification indicator will be
visible. &
WARNING Risk of inju ryor death if the
permissible gross mass of thech ild and
ch ild restra int sy stem toget her is excee‐
ded
Fo r ISOFIX or i‑Size child restra int sy stems in
which thech ild is secured using the seat belt
integrated in thech ild restra int sy stem, the
permissible gross mass of thech ild and child
re stra int sy stem is 33 kg.
If th ech ild and thech ild restra int sy stem
to ge ther we igh more than 33 kg,th e ISOFIX
or i‑Size child restra int sy stem with integra‐
te d seat belt does not of fer suf ficient pr otec‐
tion. Too much load may be placed on the60
Occupant saf ety

ISOFIX or i‑Size
child restra int sy stems and
th ech ild may not be restra ined cor rectly in
th eev ent of an accident, forex ample. #
Ifth ech ild and thech ild restra int sys‐
te m toget her weigh more than 33 kg,
only use an ISOFIX or i‑Size child
re stra int sy stem with which thech ild is
secured with theve hicle seat belt. #
Also secure thech ild restra int sy stem
with theTo pTe ther belt, if available. Alw
ays comply with the information about the
mass of thech ild restra int sy stem:
R inthe manufacturer's ins tallation and operat‐
ing instructions forth ech ild restra int sy stem
used
R on a label on thech ild restra int sy stem, if
present
Re gular lych eck that the permissible gross mass
of thech ild and child restra int sy stem is still
complied with. When
fitting a child restra int sy stem, obser ve
th efo llowing:
O Alw
ays obser vethe cor rect use and the suit‐
ability of the seats for attaching a child
re stra int sy stem.
ISOFIX child seat securing sy stem
(/ page57)
i‑Size child seat securing sy stem
(/ page 59)
O Alw
ays comply with the manufacturer's
ins tallation and operating instructions for
th ech ild restra int sy stem used.
O Make sure
that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat forw ard slightl y. When
fitting an ISOFIX child restra int sys‐
te m, obser vethefo llowing:
O When using a Group 0/0+ baby car seat
or a Group I rear wa rd-facing child
re stra int sy stem on a rear seat: adjust th
e front seat so that the seat does not
to uch thech ild restra int sy stem.
O When using a Group I
forw ard-facing
ch ild restra int sy stem: remo vethe head
re stra int from there spective seat, if possi‐
ble. In addition, the seat backrest of the
ch ild restra int sy stem must, as far as possi‐
ble, lie flat against the backrest of theve hi‐
cle seat.
When youre mo vethech ild restra int sys‐
te m, ins tallth e head restra int again immedi‐
ately and adjust all the head restra ints cor‐
re ctly.
O Fo
r cer tain child restra int sy stems in weight
group 2 or 3, there may be restrictions in
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of.
O The
child restra int sy stem must not be put
under stra in between thero of and the seat
cushion and/or be fitted facing the wrong
direction. Where possible, adjust the seat
cushion inclination accordingly. Occupant saf
ety61

O
The
child restra int sy stem must not be put
under stra in by the head restra ints. Adjust
th e head restra ints according ly. When
fitting an i‑Size child restra int sys‐
te m, obser vethefo llowing:
O When using a
rear wa rd-facing child
re stra int sy stem: adjust the front seat so
th at it does not touch thech ild restra int sys‐
te m.
O When using a
forw ard-facing child
re stra int sy stem: remo vethe head
re stra int from there spective seat, if possi‐
ble. In addition, the seat backrest of the
ch ild restra int sy stem must, as far as possi‐
ble, lie flat against the backrest of theve hi‐
cle seat.
When youre mo vethech ild restra int sys‐
te m, ins tallth e head restra int again immedi‐
ately and adjust all the head restra ints cor‐
re ctly. 1
ISOFIX mounting brac ket
2 i‑Size mounting brac ket
Before every trip, make sure that the ISOFIX
ch ild restra int sy stem or the i‑Size child restra int
sy stem is engaged cor rectly in bo thmounting
brac kets in theve hicle. *
NO
TEBe careful not todamage the seat
belt forth e cent reseat when fitting the
ch ild restra int sy stem #
Make sure that the seat belt is not trap‐
ped. #
Attach the ISOFIX or i‑Size child restra int sys‐
te m to both mounting brac kets in theve hicle. Securing
TopTe ther &
WARNING Risk of inju ryor death if the
re ar seat backrests are not loc ked af ter
fi tting TopTe ther belts
If th ere ar seat backrests are not loc ked, they
could fold forw ards in theeve nt of an acci‐
dent, heavy braking or sudden changes of
direction.
As a result, child restra int sy stems cann ot
per form their intended pr otective function.
Re ar seat backrests that are not loc ked can
also cause additional injuries, e.g. in the
ev ent of an accident. 62
Occupant saf ety

#
Alw ays lock rear seat backrests af ter
fi tting TopTe ther belts. #
Obser vethe lock verification indicator. If
th ere ar seat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r will be visible. If
th ech ild restra int sy stem is equipped
with a TopTe ther belt:
The risk of injury can be reduced byTo p
Te ther. The TopTe ther belt facilitates an
additional connection between thech ild
re stra int sy stem attached with ISOFIX or
i‑Size and theve hicle. #
If necessar y,mo vehead restra int 1
upwards (/ page102). #
Fold up co ver2 ofTopTe ther anchorage
3. #
Fitthe ISOFIX or i-Size child restra int sy stem
with TopTe ther. Alw ays comply with thech ild
re stra int sy stem manufacturer's ins tallation
instructions when doing so. #
Guide TopTe ther belt 4under head
re stra int 1 between the two head restra int
bars. #
Hook TopTe ther hook 5ofTopTe ther belt
4 without twisting into TopTe ther anchor‐
age 3. #
Tension TopTe ther belt 4. Alw ays comply
with thech ild restra int sy stem manufactur‐
er's ins tallation instructions when doing so. #
Fold down co ver2 ofTopTe ther anchorage
3. #
If necessar y,slide head restra int 1 down‐
wa rds (/ page102). Ma kesure that you Occupant saf
ety63

do not inter
fere with the cor rect routing of
To pTe ther belt 4. Securing
thech ild restra int sy stem with the seat belt Note
s onthe suitability of seats for attaching belt-secured child restra int sy stems
Re ar seats We
ight categor yL eft/rightrear seat
Centrerear seat 1
1 Child restrai nt sy stems with a supporting brac ket are not sui table forth is seat.
Category 0: upto10 kg U, LU , L
Category 0+: upto13 kg U, LU , L
Category I: 9to 18 kg U, LU , L
Category II: 15to25 kg U, LU , L
Category III: 22to36 kg U, LU , L
U Suitable forch ild restrai nt sy stems of the "Universal" category in this we ight categor y.
L Suitable for semi-universal child restrai nt sy stems according totheta ble in "Recommended child restrai nt sy stems", or if theve hicle and the seat are lis ted in the
ch ild restrai nt sy stem manufacturer's vehicle model list. 64
Occupant saf ety

Fr
ont passenger seat – NotesNote
s onchild restra int sy stems on the front passenger seat
R If it is absolutely necessary foryo uto fit a child restra int sy stem tothe front passenger seat, be sure toobser vethe information on child restra int
sy stems on the front passenger seat (/ page 69).
Obser vethe specific instructions forth ere ar wa rd-facing and forw ard-facing child restra int sy stems. If the front passenger seat is occupied, ensure,
bo th before and during the journe y,that thest atus of the front passenger front airbag is cor rect forth e cur rent situation (/ page 43). Fr
ont passenger seat We
ight category
Front passenger front airbag enabled 1
Front passenger front airbag disabled 1, 2
1 Ad just the seat cushion inclination so that the front edge of the seat cushion is
in the highest position and there ar edge of the seat cushion is in the lo west posi‐
tion. 2 The
vehicle is equipped with automatic front passenger front airbag shutoff. The
PA SSENGER AIR BAG OFF indicator lamp must be lit.
Category 0: upto10 kg XU , L
Category 0+: upto13 kg XU , L
Category I: 9to 18 kg UF,LU , L
Category II: 15to25 kg UF,LU , L Occupant saf
ety65

We
ight category
Front passenger front airbag enabled 1
Front passenger front airbag disabled 1, 2
Category III: 22to36 kg UF,LU , L
X Not suitable forch ildren in this we ight categor y.
UF Suitable forfo rw ard-facing child restrai nt sy stems of the "Universal" category
in this we ight categor y. L Suitable
for semi-universal child restrai nt sy stems according totheta ble in "Rec‐
ommended child restra int sy stems", or if theve hicle and the seat are lis ted in the
ch ild restra int sy stem manufacturer's vehicle model list.
U Suitable forch ild restrai nt sy stems of the "Universal" category in this we ight cat‐
egor y. Securing
thech ild restra int sy stem with the
seat belt on there ar seat &
WARNING Risk of inju ryifth ere ar
ben chseat/rear seat and seat backrest
are not engaged
If th ere ar ben chseat/rear seat and seat
backrest are not engaged they could fold for‐
wa rds, e.g. when braking suddenly or in the
ev ent of an accident.
R Ifth is is the case, theve hicle occupant
wo uld be forc ed into the seat belt bythe re
ar ben chseat/rear seat or bythe seat
backrest. The seat belt cann otprotect as
intended and could result in additional
injur y.
R Objects or loads in the boot/load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that the seat backrest and
th ere ar ben chseat/rear seat are
engaged before everytrip. If
th ere ar seat backrest is not engaged and
loc ked, there d lock verification indicator will be
visible.
When fitting a belt-secu redch ild restra int sys‐
te m, obser vethefo llowing:
O Alw
ays comply with the manufacturer's
ins tallation and operating instructions for
th ech ild restra int sy stem used.
O Fo
r a child restra int sy stem in the "Univer‐
sal" or "Semi-Universal" categor y,make
sure that the sy stem has been appr oved for
th eve hicle seat. 66
Occupant saf ety

Obser
vethe no tes under "Suitability of
seats for attaching belt-secu redch ild
re stra int sy stems" (/ page64).
O When using a category 0/0+ baby car
seat and a category I
rear wa rd-facing
ch ild restra int sy stem on a rear seat:
adju stthe front seat so that the seat does
not touch thech ild restra int sy stem.
O When using a category I
forw ard-facing
ch ild restra int sy stem: remo vethe head
re stra int from there spective seat, if possi‐
ble.
Af terre moving thech ild restra int sy stem,
re place the head restra ints again immedi‐
ately and adjust them cor rectl y.
O The backrest of
thefo rw ard-facing child
re stra int sy stem must, as far as possible, be
re sting on the seat backrest of there ar
seat.
O Fo
r cer tain child restra int sy stems in weight
category II or III, there may be restrictions in
th e maximum size setting, e.g. due topossi‐
ble con tact wi th thero of. O
The
child restra int sy stem must not be put
under stra in between thero of and the seat
cushion and/or be fitted facing the wrong
direction. Where possible, adjust the seat
cushion inclination according ly.
O The
child restra int sy stem must not be put
under stra in by the head restra ints. Adjust
th e head restra ints accordingly.
O Make sure
that thech ild's feet do not touch
th e front seat. If necessar y,mo vethe front
seat forw ard slightl y. #
Fitthech ild restra int sy stem.
The entire base of thech ild restra int sy stem
must alw aysre st on the sitting sur face of the
re ar seat. #
Alw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat belt
outlet of theve hicle tothe shoulder belt
guide on thech ild restra int sy stem.
The shoulder belt stra p must be routed for‐
wa rds and down wards from the seat belt out‐
let. Note
s onvehicles without automatic front
passen ger front airbag shu toff St
icke r visible when the front passenger door
is open
Ve hicles without automatic front passenger front
airbag shutoff ha vea special sticke r af fixe dto
th e side of the cockpit on the front passenger
side. Occupant saf
ety67