Page 57 of 497

Note
s onforw ard-facing and rear wa rd-facing
ch ild restra int sy stems on the front
passenger seat
When using a rear wa rd-facing child restra int sys‐
te m on the front passenger seat, the front
passenger front airbag must alw ays be disabled.
This is only the case if thePA SSENGER AIR BAG
OFF indicator lamp is lit continuously
(→ page 42).
When using thech ild restra int sy stem on the
front passenger seat, it is essential toobser ve
th efo llowing:
R Movethe front passenger seat as far back as
possible.
R Set the seat backrest toan almost vertical
position.
R Retract the seat cushion length as far as pos‐
sible.
R The entire base of thech ild restra int sy stem
must alw aysre st on the sitting sur face of the
front passenger seat.
R 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 the front passenger seat. The
child restra int sy stem
must not touch thero of or be put under
st ra in by the head restra ints.
R If necessar y,adjust the angle of the seat
backrest and the head restra int position
according ly.
R Adjust the seat cushion inclination so that
th e front edge of the seat cushion is in the
highest position and there ar edge of the
seat cushion is in the lo west position.
R 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 forw ards
and down wards from the seat belt outlet.
R If necessar y,adjust the seat belt outlet and
th e front passenger seat accordingly.
R Never place objects under or behind the
ch ild restra int sy stem, e.g. cushions.
Alw ays comply with the manufacturer's ins talla‐
tion and operating instructions forth ech ild
re stra int sy stem used, and the no tes on fitting
suitable child restra int sy stems (→ page54). Suitability of
the seats forch ild restra int sys‐
te ms Note
s on attaching suitable child restra int
sy stems
Only child restra int sy stems with thefo llowing
ECE standards are permit tedfo r use in theve hi‐
cle:
R ECE R44
R ECE-R129 (i-Size child restra int sy stems)
Examples of appr oval labels on child restra int
sy stems: 54
Occupant saf ety
Page 58 of 497

Label
forch ild restra int sy stems in accord‐
ance with ECE R44 Label
forch ild restra int sy stems in accord‐
ance with ECE R129
ISOFIX or i-Size child restra int sy stems of thefo l‐
lowing “Universal“ category can be used, in
accordance with theta bles on suitability of seats
fo rth e atta chment of child restra int sy stems, on
seats mar kedU, UF, IUF or i-U. Semi-universal
child restra int sy stems are indi‐
cated bythete xt "semi-uni versal" on the
appr oval label. They can on ly beused if theve hi‐
cle and the seat are lis ted in thech ild restra int
sy stem manufacturer's vehicle model list.
Note s onthe suitability of seats for attach‐
ing belt-secured child restra int sy stems
Obser vethefo llowing information:
R When using a baby car seat of the cate‐
gory 0/0+ and a rear wa rd-facing child
re stra int sy stem on a rear seat: adjustthe
driver's and front passenger seat such that
th e seat does not touch thech ild restra int
sy stem.
R When using a forw ard-facing child
re stra int sy stem of category I: remo vethe
head restra int from there spective seat, if
possible. 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 hicle
seat.
R When youre mo vethech ild restra int sy stem,
fi t th e head restra int immediately and adjust
all the head restra ints again cor rectl y. Occupant saf
ety55
Page 59 of 497

R
For cer tain child restra int sy stems in weight
categories II or III, there might be restrictions
in the maximum size setting, e.g. due topos‐
sible con tact wi th thero of.
R 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.
R The child restra int sy stem must not touch the
ro of or be put under stra in by the head
re stra ints. Adjust the head restra ints accord‐
ing ly. R
Obser vethe manufacturer's ins tallation
instructions forth ech ild restra int sy stem.
Legend for the table:
X Not suitable forch ildren in this we ight
categor y.
U Suitable forch ild restra int sy stems of
th e "Universal" category in this we ight
categor y. UF
Suitable forfo rw ard-facing child
re stra int sy stems of the "Universal" cat‐
egory in this we ight categor y.
L Suitable for semi-universal child
re stra int sy stems according totheta ble
in "Recommended child restra int sys‐
te ms", or if theve hicle and the seat are
lis ted in thech ild restra int sy stem man‐
ufacturer's vehicle model list. Fr
ont passenger seat: We
ight categories Front passenger front airbag
enabled Fr
ont passenger front airbag disa‐
bled 1
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 , L56
Occupant saf ety
Page 60 of 497
We
ight categories Front passenger front airbag
enabled Fr
ont passenger front airbag disa‐
bled 1
Category III: 22to36 kg UF,LU , L
1 The vehicle is equipped with an automatic front passenger front airbag deactivation sy stem. The PASSENGER AIR BAG OFF indicator lamp must be lit. Re
ar seats with out a belt airbag: We
ight categories Left,right
Centre1
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
Category III: 22to36 kg U,LU
1 Child restra int sy stems with a supporting brac ket are not suitable forth is seat. Occupant saf
ety57
Page 61 of 497

Re
ar seats with a belt airbag:We
ight categories Left,right
Category 0: upto10 kg X
Category 0+: upto13 kg X
Category I: 9to 18 kg X
Category II: 15to25 kg
L1
Category III: 22to36 kg
L1
1 Only use the appr ovedch ild seats KIDFIX or KIDFIX XP. Ve
hicles with belt airbags: when securing a
ch ild in a child restra int sy stem on an outer rear
seat, it is essential toobser vethefo llowing
instructions:
R Only use a child restra int sy stem appr oved
by Mercedes-Benz.
R Obser vethe no tes in "Overview of recom‐
mended child restra int sy stems"
(→ page 61). R
Secure a rear wa rd-facing child restra int sys‐
te m with the ISOFIX or the i-Size child seat
securing sy stem.
R Secure a forw ard-facing child restra int sys‐
te m with the ISOFIX or the i-Size child seat
securing sy stem and, if present, theTo p
Te ther anchorage. Note
s onthe suitability of seats for attach‐
ing ISOFIX child restra int sy stems
Obser vethefo llowing information:
R When using a baby car seat of cate‐
gory 0/0+ and a rear wa rd-facing child
re stra int sy stem of category I on a rear
seat: adjust th e driver's and front passenger
seat such that the seat does not touch the
ch ild restra int sy stem. 58
Occupant saf ety
Page 62 of 497

R
When using a forw ard-facing child
re stra int sy stem of category I: remo vethe
head restra int from there spective seat if
possible and position the seat backrest of
th ech ild restra int sy stem as flat as possible
against the seat backrest of theve hicle seat.
R When youre mo vethech ild restra int sy stem
yo u must ins tallth e head restra int again
immediately and adjust all of the head
re stra ints cor rectl y.
R For cer tain child restra int sy stems in weight
categories II or III, there might be restrictions
in the maximum size setting, e.g. due topos‐
sible con tact wi th thero of. R
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.
R The child restra int sy stem must not touch the
ro of or be put under stra in by the head
re stra ints. Adjust the head restra ints accord‐
ing ly.
R Obser vethe manufacturer's ins tallation
instructions forth ech ild restra int sy stem. Legend
for the table:
X Not suitable for an ISOFIX child
re stra int sy stem in this we ight category
and/or size categor y.
IUF Suitable forfo rw ard-facing ISOFIX child
re stra int sy stems of the"Universal" cat‐
egory in this we ight categor y.
IL Suitable for ISOFIX child restra int sys‐
te ms according tothetab le in "Over‐
view of there commended child
re stra int sy stems", or if theve hicle and
th e seat are lis ted in thech ild restra int
sy stem manufacturer's vehicle model
list. We
ight categories Size categoryEquipment Rear seat
Left ,ri ght
Car rycotF
GISO/L1
ISO/L2X
X
Category 0:up to10 kgand appr ox. 6 months EISO/R1I L Occupant saf
ety59
Page 63 of 497

We
ight categories Size categoryEquipment Rear seat
Left ,ri ght
Category 0+: upto13 kgand appr ox.15 months E
D
CISO/R1
ISO/R2
ISO/R3IL
IL
IL
1
Category I:9to 18 kgand between appr ox. 9 months and 4 yearsD
C
B
B1
A ISO/R2
ISO/R3
ISO/F2
ISO/F2X
ISO/F3IL
IL
1
IUF
IUF
IUF
1 When using a child restra int sy stem of size category C (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 restra int sy stem. Note
s onthe suitability of seats for attach‐
ing i‑Size child restra int sy stems
Obser vethefo llowing information:
R 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. R
When using a forw ard-facing child
re stra int sy stem: remo vethe head restra int
from there spective seat, if possible. In addi‐
tion, the seat backrest of thech ild restra int
sy stem must, as far as possible, lie flat
against the backrest of theve hicle seat. R
When youre mo vethech ild restra int sy stem
yo u must ins tallth e head restra int again
immediately and adjust all the head
re stra ints cor rectl y.
R 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. 60
Occupant saf ety
Page 64 of 497

R
Obser vethe manufacturer's ins tallation
instructions forth ech ild restra int sy stem. Legend
for the table:
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 restra int sys‐
te ms in the "Universal" categor y. Fr
ont passenger seat Left rear seat Centrerear seat Rightrear seat
i‑Size child restra int sy stem Xi ‑UXi ‑UOverview of
recommended child restra int
sy stems Ve
hicles with belt airbags: When securing a
ch ild in a child restra int sy stem on an outer rear
seat, it is essential toobser vethefo llowing
instructions:
R Only use a child restra int sy stem appr oved
by Mercedes-Benz. -
Weight category 0, 0+ or 1: thech ild
re stra int sy stem must be ins talled on the
ISOFIX or i-Size child seat securing sys‐
te m.
- Weight category II/III: only used the
appr ovedch ild seats KIDFIX or KIDFIX XP.
R Secure a rear wa rd-facing child restra int sys‐
te m with the ISOFIX or the i-Size child seat
securing sy stem. R
Secure a forw ard-facing child restra int sys‐
te m with the ISOFIX or the i-Size child seat
securing sy stem and, if present, theTo p
Te ther anchorage.
R Obser vethe no tes in "Belt airbag in rear seat
belt" (→ page 36). Occupant saf
ety61