isofix MERCEDES-BENZ C-CLASS COUPE 2021 Owners Manual

De
tecting risks, avoiding dan ger Securing sy
stems forch ild restra int sy stems
in theve hicle
Only use thefo llowing securing sy stems forch ild
re stra int sy stems:
R the ISOFIX or i-Size securing rings
R theve hicle's seat belt sy stem
R theTo pTe ther anchorages
Fitting an ISOFIX or an i-Size child restra int sys‐
te m is prefer red.
Simply attaching tothe securing rings on the
ve hicle can reduce therisk of fitting thech ild
re stra int sy stem incor rectl y.
When securing a child with the integrated seat
belt of the ISOFIX or i-Size child restra int sys‐
te m, alw ays comply with the permissible gross
we ight forth ech ild and child restra int sy stem
(/ page 61).
Ad vantage of a rear wa rd-facing child
re stra int sy stem
It is preferable totranspo rta baby or a small
ch ild in a suitable rear wa rd-facing child restra int sy
stem. In this case, thech ild sits in the oppo‐
site direction tothe direction of tra vel and faces
ba ckwa rds.
Babies and small children ha vecompa ratively
we ak neck muscles in relation tothe size and
we ight of their head. The risk of injury tothe cer‐
vical spine during an accident can be reduced in
a re ar wa rd-facing child restra int sy stem.
Alw ays secure a child restra int sy stem cor‐
re ctly &
WARNING Risk of inju ryor death due to
incor rect ins tallation of thech ild
re stra int sy stem
The child can then not be pr otected or
re stra ined as intended. #
Be sure tocomply wi th the manufactur‐
er's ins tallation instructions forthe
ch ild restra int sy stem and its cor rect
use. #
Makesure that the entire base of the
ch ild restra int sy stem alw aysre sts on
th e sitting sur face of the seat. #
Never place objects (e.g. cushions)
under or behind thech ild restra int sys‐
te m. #
Use child restra int sy stems only with
th e original co ver designed forth em. #
Alw aysre place damaged co vers with
ge nuine co vers. &
WARNING Risk of inju ryor death due to
unsecured child restra int sy stems in the
ve hicle
If th ech ild restra int sy stem is incor rectly fit‐
te d or not secured, it can come loose.
The child restra int sy stem could be flung
around and hit vehicle occupants. #
Alw ays ins tallch ild restra int sy stems
cor rectl y,eve n when not in use. #
Alw ays comply with thech ild restra int
sy stem manufacturer's ins tallation
instructions. R
Alw ays obser vethech ild restra int sy stem
manufacturer's ins tallation and operating 54
Occupant saf ety

instructions as
well as theve hicle-specific
information:
- Fitting the ISOFIX or i-Size child restra int
sy stem tothere ar seat (/ page61).
- Securing thech ild restra int sy stem with
th e seat belt on there ar seat
(/ page 66).
- Securing thech ild restra int sy stem with
th e seat belt on the front passenger seat
(/ page 69). Obser vethe specific
instructions forth ere ar wa rd-facing and
fo rw ard-facing child restra int sy stems
(/ page 68).
If th e front passenger seat is occupied,
ensure, bo thbefore and during the jour‐
ne y,that thest atus of the front
passenger airbag is cor rect forth e cur‐
re nt situation (/ page 49).
R Obse rveth ewa rning labels in theve hicle
interior and on thech ild restra int sy stem.
R Also secure TopTe ther if present. Do not modify
thech ild restra int sy stem &
WARNING Risk of inju rydue tomodifi‐
cations tothech ild restra int sy stem
The child restra int sy stem can no longer
function proper ly. This poses an increased
ri sk of injur y. #
Never modify a child restra int sy stem. #
Only af fix accesso ries which ha vebeen
specially appr oved forth is ch ild
re stra int sy stem bythech ild restra int
sy stem's manufacturer. Mercedes‑Benz
recommends Mercedes-Benz
care products for cleaning child restra int sys‐
te ms recommended byMercedes-Benz. Only use
child restra int sy stems which are in
proper working condition &
WARNING Risk of inju ryor death caused
by the use of damaged child restra int
sy stems
Child restra int sy stems or their retaining sys‐
te ms that ha vebeen subjec tedto stre ss in
an accident may not be able toper form their
intended pr otective function.
It may be the case that thech ild cannot be
proper lyrestra ined. #
Alw ays immediately replace child
re stra int sy stems that ha vebeen dam‐
aged or in volved in an accident. #
Have the securing sy stems forth ech ild
re stra int sy stems checked at a qualified
specialist workshop before ins talling a
ch ild restra int sy stem again. Occupant saf
ety55

Securing with ISOFIX
We
ight category 0+ (up to13 kgand up to
appr ox.15 months) Ty
pe 1
BABY SAFE plus
Size categor yE
App rova lE 1 04 30114 6
Order number 2
B6 6 86 8224
1 Manufacturer: Britax Römer .2 With colour code 9H95. We
ight category I (9 to18 kgand from
appr oxima tely 9 months to4ye ars) Ty
pe 1
DUO plus
Size catego ry B1
Appr oval E1 04 30113 3
Order number 2
A 000970 43 02
1 Manu facturer: Britax Römer .2 With colour code 9H95. Securing with th
eve hicle seat belt
We ight category 0 (up to10 kgand appr ox‐
ima tely 6 months) and weight category 0+
(up to13 kgand appr oxima tely 15 months) Ty
pe 1
BABY SAFE plus II
App rova lE 1 04 30114 6
Order number 2
A 000970 38 02
1 Manu facturer: Britax Römer .2 With colour code 9H95. We
ight category I (9 to18 kgand from
appr oxima tely 9 months to4ye ars) Ty
pe 1
DUO plus
Appr oval E1 04 30113 3
Order number 2
A 000970 43 02
1 Manu facturer: Britax Römer .2 With colour code 9H95. We
ight category II/III (15 to36 kgand from
appr oxima tely 4to 12 years) Ty
pe 1
KIDFIX XP
Appr oval E1 04 301 304
Order number 2
A 000970 49 02 Ty
pe 1
AMG KIDFIX XP
Appr oval E1 04 301 304
Order number 2
A 000970 33 02
1 Manu facturer: Britax Römer .2 With colour code 9H95. Overview of suitable seats in
theve hicle for
fi tting a child restra int sy stem Left/right
rear seat
Prefer red securing sy stem:
® ISOFIX child seat anchor (/ page 60)
or
° i-Sizechild seat anchor (/ page61 ) Occupant saf
ety57

¯
Also secure TopTe ther if present
(/ page 64).
Alternative securing sy stem:
7 Ve
hicle seat belt (/ page 65)
Fr ont passenger seat
Securing sy stem:
7 Ve
hicle seat belt (/ page 65)
Be sure toobser ve:
R Ifth e front passenger seat is occupied,
ensure, bo thbefore and during the journe y,
th at thest atus of the front passenger airbag
is cor rect forth e cur rent situation
(/ page 49).
R Obse rveth e no tes on automatic front
passenger airbag shutoff (/ page47) App
rova l categories forch ild restra int sys‐
te ms On
lyuse appr ovedch ild restra int sy stems
Only child restra int sy stems that meet thefo l‐
lowing UNECE standards are permit tedfo r use in
th eve hicle:
R UN-R44
R UN-R129 (i-Size child restra int sy stems)
Identification on thech ild restra int sy stem
In fo rm ation about the appr oval categor y,we ight
category and appr oval number, forex ample, is
on the appr oval label on thech ild restra int sys‐
te m.
There may be fur ther information such as the
ISOFIX size categories, depending on the
appr oval category of thech ild restra int sy stem. Appr
oval catego ries in accordance with UN-
R44 Example of an appr
oval label
R Universal: child restra int sy stems in the
"Universal" category are appr oved for ins tal‐
lation in vehicles. They can be used, in
accordance with overviews ofthe suitability 58
Occupant saf ety

of seats
for securing child restra int sy stems,
on seats labelled U,UF or IUF.
The identification IUF refers to ISOFIX child
re stra int sy stems in the "Universal" categor y.
These child restra int sy stems must also be
secured using TopTe ther or support points.
R Semi-Universal: child restra int sy stems in
th e "Semi-Universal" category may only be
used if theve hicle and vehicle seat are lis ted
in thech ild restra int sy stem manufacturer's
ve hicle model list.
R Vehicle-specific: child restra int sy stems in
th e "vehicle-specific" category may only be
used if theve hicle and vehicle seat are lis ted
in thech ild restra int sy stem manufacturer's
ve hicle model list. Appr
oval catego ries in accordance with UN-
R129 Example of an appr
oval label
R i‑Size: child restra int sy stems in the "i‑Size"
category are appr ovedfo r ins tallation in vehi‐
cles with i‑Size mounting brac kets. They can
be used, in accordance wi thove rviews ofthe suitability of seats
for securing child restra int
sy stems, on seats labelled i‑U.
The identification i‑U refers to i‑Size child
re stra int sy stems in the "Universal" categor y.
These child restra int sy stems must also be
secured using TopTe ther or support points.
Obser vethe suitability of vehicle seats
Depending on the appr oval categor y,there are
fo rw ard-facing and rear wa rd-facing child
re stra int sy stems. Their use can be restricted for
cer tain vehicle seats:
R Suitability of seats for attaching ISOFIX child
re stra int sy stems (/ page 60)
R Suitability of seats for securing i‑Size child
re stra int sy stems (/ page61).
R Suitability of seats for attaching belt-secu red
ch ild restra int sy stems (/ page 65) Occupant saf
ety59

Fi
tting an ISOFIX or i-Size child restra int sys‐
te m on the rear seat Overview of suitability of
the seats for
attaching ISOFIX child restra int sy stems
ISOFIX is a standardised securing sy stem for
specially designed child restra int sy stems.
® The symbol indicates seats suitable for
attaching an ISOFIX child restra int sy stem
in accordance with UN R44 (/ page 58).
At tach only child restra int sy stems that
are appr oved in accordance with UN R44
as per thefo llowing ISOFIX tables.
Car rycot Size class –
Equipment
Left/right
rear seat
F – ISO/L1 X
G – ISO/L2 X
X Not sui table for an ISOFIX child restrai nt sy stem in this we ight
group and/or size class. We
ight group 0 (up to10 kgand up to
appr ox. 6 months) Size class –
Equipment
Le
ft/right rear seat
E – ISO/R1 IL
IL Suitable for ISOFIX child restra int sy stems according tothe
ta ble in "Overview of there commended child restra int sy stems",
or if theve hicle and the seat are lis ted on thech ild restrai nt sys‐
te m manufacturer's vehicle model list. We
ight group 0+ (up to13 kgand up to
appr ox.15 months) Size class –
Equipment
Le
ft/right rear seat
E – ISO/R1 IL
D – ISO/R2 IL Size class –
Equipment
Left
/right rear seat
C – ISO/R3 IL (1) IL Suitable for ISOFIX child restrai nt sy stems according tothe
ta ble in "Overview of there commended child restrai nt sy stems",
or if theve hicle and the seat are lis ted on thech ild restrai nt sys‐
te m manufacturer's vehicle model list.
(1) When using a child restra int sy stem of size class (ISO/R3),
mo vethe front seat into the highest position. Make sure that the
seat backrest of the front seat does not rest against thech ild
re strai nt sy stem. We
ight group 1 (9–18 kgand appr ox. 9
months to4ye ars) Size class –
Equipment
Left
/right rear seat
D – ISO/R2 IL
C – ISO/R3 IL (1)
B – ISO/F2 IUF 60
Occupant saf ety

Size class –
Equipment
Left/right
rear seat
B1 – ISO/F2X IUF
A – ISO/F3 IUF
IL Suitable for ISOFIX child restra int sy stems according tothe
ta ble in "Overview of there commended child restra int sy stems",
or if theve hicle and the seat are lis ted on thech ild restrai nt sys‐
te m manufacturer's vehicle model list.
IUF Suitable forfo rw ard-facing ISOFIX child restra int sy stems of
th e "Universal" category in this we ight group.
(1) When using a child restrai nt sy stem of size class (ISO/R3),
mo vethe front seat into the highest position. Make sure that the
seat backrest of the front seat does not rest against thech ild
re stra int sy stem. Overview of suitability of
the seats for
attaching i‑Size child restra int sy stems
i‑Size is a standardised securing sy stem for spe‐
cially designed child restra int sy stems.
° The symbol indicates seats suitable for
attaching an i‑Size child restra int sy stem in accordance with UN R129
(/
page 58).
Child restra int sy stems that are permit ted
in accordance with UN R44 as per the
ISOFIX tables (/ page 60) or UN R129 as
per thefo llowing i‑Size tables may be
attached.
i‑Size child restra int sy stems (ISO/R2, ISO/
F2X, ISO/B2, ISO/B3) Fr
ont passenger
seat Left/right
rear seat
Xi ‑U
X Not suitable for an i-Size
ch ild restrai nt sy stem in the
"Universal" categor y.i-U Suitable
forfo rw ard-facing
and rear wa rd-facing i-Size
ch ild restrai nt sy stems in the
"Universal" categor y. Fi
tting an ISOFIX or i‑Size child restra int sys‐
te m on the rear seat &
WARNING Risk of accident if there ar
ben chseat, rear seat and seat backrest
are not engaged
The rear ben chseat, rear seat and seat back‐
re st may fold forw ards, even while theve hi‐
cle 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 to
pr otect as intended and could cause
additional injur y.
R Objects or loads in the boot or load com‐
partment cann otbe restra ined bythe
seat backrest. #
Make sure that there ar ben chseat, the
re ar seat and the seat backrest are
engaged before everytrip. If
th e left and right seat backrests are not
engaged and loc ked in place, this will be shown Occupant saf
ety61

on
the multifunction display on the instrument
clus ter.
If th e cent reseat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r 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.
To o much load may be placed on the ISOFIX
or i‑Size child restra int sy stems and thech ild
may not be restra ined cor rectly in theeve nt
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 of the seats
and consider their suitability for attaching a
ch ild restra int sy stem.
ISOFIX child seat securing sy stem
(/ page 60)
or
i‑Size child seat securing sy stem
(/ page 61 ) 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 slightly forw ards.
® When fitting an ISOFIX child restra int sys‐
te m, also obser vethefo llowing:
O When using a baby car seat in
weight
gr oup 0/0+ and a rear wa rd-facing child
re stra int sy stem in weight group 1 on a
re ar seat: adjustthe front seat so that the
seat does not touch thech ild restra int sys‐
te m.
O When using a
forw ard-facing child
re stra int sy stem in weight group 1:
re mo vethe head restra int from there spec‐
tive seat, if possible. In addition, the back‐
re st of thech ild restra int sy stem must lie as
fl at as possible against the backrest of the
ve hicle seat. 62
Occupant saf ety

Af
terth ech ild restra int sy stem has been
re mo ved, replace the head restra ints again
immediately and adjust them cor rectly.
O If
th e head restra int of thech ild seat cannot
be fully extended when it is ins talled in the
ve hicle, this will result in restrictions on the
maximum size setting forch ild restra int sys‐
te ms in weight group 2 or 3.
Con tact wi th thero of when the head
re stra int is fully extended and lo cked in
place will not result in any restrictions on
use.
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.
O The
child restra int sy stem must not be put
under stra in by the head restra int. Adjust
th e head restra ints as appropriate. °
When fitting an i‑Size child restra int sys‐
te m, also 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 backrest of thech ild
re stra int sy stem must lie as flat as possible
against the backrest of theve hicle seat.
Af terth ech ild restra int sy stem has been
re mo ved, replace the head restra ints again
immediately and adjust them cor rectly. 1
ISOFIX mounting brac ket
2 i‑Size mounting brac ket
Before every journe y,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. #
Attach the ISOFIX or i‑Size child restra int sys‐
te m to both mounting brac kets in theve hicle. Occupant saf
ety63

Securing
TopTe ther &
WARNING Risk of inju ryor death if the
re ar seat backrests are not loc ked af ter
To pTe ther belts are fitted
The rear seat backrests may fold forw ards
when you are driving.
As a result, child restra int sy stems will no
longer be able toper form their intended pro‐
te ctive function. This may also cause addi‐
tional inju ries. #
Alw ays lock rear seat backrests af ter
fi tting TopTe ther belts. #
Obser vethe lock verification indicator. If
th e left and right seat backrests are not
engaged and loc ked in place, this will be shown
on the multifunction display on the instrument
clus ter.
If th e cent reseat backrest is not engaged and
loc ked in place, there d lock verification indica‐
to r will be visible.
¯ Ifth ech ild restra int sy stem is equipped
with a TopTe ther belt: The
risk of injury may be reduced byTo p
Te ther. The TopTe ther belt enables an
additional connection between thech ild
re stra int sy stem attached with ISOFIX or
i‑Size and theve hicle. #
If necessar y,slide head restra int 1 upwards
(/ page 100). #
Fold up co ver2 ofTopTe ther anchorage
3. #
Fitthe ISOFIX or i‑Size child restra int sy stem
with TopTe ther. In doing so, comply with the
ch ild restra int sy stem manufacturer's ins tal‐
lation instructions. #
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 into TopTe ther anchorage 3without
twisting. 64
Occupant saf ety