MERCEDES-BENZ GLS SUV 2019 Repair Manual

Overview of suitable seats in
theve hicle forfitting a child restra int sy stem Securing sy
stems forch ild restra int sy stems Ve
hicle seat
Left/right rear seat (second seat
ro w) Prefer
red securing sy stem: ISOFIX
child seat securing sy stem
(/ page 61 )
or i-Size
child seat securing sy stem
(/ page 66) Also secure
TopTe ther if present
(/ page 70) Alternative securing sy
stem:
R Vehicle seat belt (/ page72).
Left/right rear seat (third seat row)
Prefer red securing sy stem: ISOFIX
child seat securing sy stem
(/ page 61 ) Also secure
TopTe ther if present
(/ page 70) Alternative securing sy
stem:
R Vehicle seat belt (/ page72) 58
Occupant saf ety

Ve
hicle seat
Fr ont passenger seat
Securing system:
R Vehicle seat belt (/ page72) Be sure
toobser ve:
R Ifth e front passenger seat is occupied, ensure,
bo th before and during the journe y,that thest a‐
tus of the front passenger front airbag is cor rect
fo rth e cur rent situation (/ page 47).
R Notes on automatic front passenger front airbag
shutoff (/ page 46).
Centre rear seat (second seat row)
Securing sy stem:
R Vehicle seat belt (/ page72) 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. Occupant saf
ety59

App
rova l categories 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 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 60
Occupant saf ety

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. Please no
tethe suitability of theve hicle seat
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 securing ISOFIX child
re stra int sy stems (/ page61). R
Suitability of seats for securing i‑Size child
re stra int sy stems (/ page 66).
R Suitability of seats for securing belt-secu red
ch ild restra int sy stems (/ page72) Fi
tting the ISOFIX or i-Size child restra int sy stem on there ar seat Overview of suitability of
the seats for attaching ISOFIX child restra int sy stems ISOFIX identification
ISOFIX is a
standardised securing sy stem for specially designed restra int sy stems.
R The symbol indicates seats suitable for attaching an ISOFIX child restra int sy stem in accordance with UN R44 (/ page 59).
R Attach only child restra int sy stems that are appr oved in accordance with UN R44 as per thefo llowing ISOFIX tables. Occupant saf
ety61

Car
rycot Size class
:E quipment :L eft/rightrear seat (second and third seat rows)
FI SO/L1X
GI SO/L2X
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 toappr ox. 6 months) Size class
:E quipment :L eft/rightrear seat (second and third seat rows)
EI SO/R1I L
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. We
ight group 0+ (up to13 kgand up toappr ox.15 months) Size class
:E quipment :L eft/rightrear seat (second seat row)
EI SO/R1I L
DI SO/R2, ISO/R2X IL62
Occupant sa fety

Size class:
Equipment:L eft/rightrear seat (second seat row)
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 0+ (up to13 kgand up toappr ox.15 months) Size class
:E quipment :L eft/rightrear seat (third seat row)
EI SO/R1I L
DI SO/R2, ISO/R2X X
CI SO/R3X
IL Suitablefor ISOFIX child restra int 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.
X Not suitable for an ISOFIX child restrai nt sy stem in this we ight group and/or size class. Occupant saf
ety63

We
ight group 1 (9–18 kgand appr ox. 9 months to4ye ars) Size class:
Equipment:L eft/rightrear seat (second seat row)
DI SO/R2, ISO/R2X IL
CI SO/R3I L (1)
BI SO/F2IUF
B1 ISO/F2XIUF
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. 64
Occupant saf ety

We
ight group 1 (9–18 kgand appr ox. 9 months to4ye ars) Size class:
Equipment:L eft/rightrear seat (third seat row)
DI SO/R2, ISO/R2X X
CI SO/R3X
BI SO/F2IUF
B1 ISO/F2XIUF
AI SO/F3IUF
X Not suitable for an ISOFIX child restra int sy stem in this we ight group and/or size class.
IUF Suitable forfo rw ard-facing ISOFIX child restra int sy stems of the "Universal" category in this we ight group. Occupant saf
ety65

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 59).
R It is possible toattach child restra int sy stems that are permit ted in accordance with
- UN R44 as per the ISOFIX tables (/ page61), or
- UN R129 as per thefo llowing i‑Size tables Fr
ont passenger seat Centrerear seat
i-Size child restra int sy stem
(ISO/R2, ISO/F2X, ISO/B2,
ISO/B3) XX
X Not suitable for an i-Size child restrai nt sy stem in the "Universal" categor y.66
Occupant saf ety

Left/right
rear seat (second seat row) Left/rightrear seat (third seat row)
i-Size child restra int sy stem
(ISO/R2, ISO/F2X, ISO/B2,
ISO/B3) i‑U
X
i-U Suitable forfo rw ard-facing and rear wa rd-facing i-Size child restra int sy stems
in the "Universal" categor y. X Not suitable
for an i-Size child restrai nt sy stem 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 e seat backrest is not engaged and loc ked in
place, this will be shown on the multifunction
display on the instrument clus ter (fold rear seat
back electrically) or there d lock verification indi‐
cator will be visible (fold rear seat back man‐
ually). &
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 the Occupant saf
ety67