2025-2026 Mercedes G Class SUV Children in the vehicle -> Suitable seats for attaching child restraint systems User Manual
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Children in the vehicle -> Suitable seats for attaching child restraint systems for Your Mercedes G Class SUV Fifth Generation (2025-2026)

147
Suitable seats for attaching child restraint systems
Overview of suitability of the seats for attach‐
ing ISOFIX/LATCH child restraint systems
ISOFIX IS A STANDARDISED SECURING SYSTEM FOR SPECIALLY
DESIGNED CHILD RESTRAINT SYSTEMS.
®
The symbol indicates seats suitable for attaching an ISOFIX child
restraint system in accordance with UN R44 (/page143).
°
ISOFIX child restraint systems can also be installed on seats with
i‑Size markings (/page148).
Attach only ISOFIX child restraint systems that are approved in accordance
with UN R44 as per the following ISOFIX tables.
CARRY COT
Size class–
Equipment
Left/right rear seat
F – ISO/L1 X
G – ISO/L2 X
X Not suitable for an ISOFIX child restraint system in this weight
group and/or size class.
WEIGHT GROUP 0 (UP TO 10KG AND UP TO APPROXIMATELY 6 MONTHS)
Size class–
Equipment
Left/right rear seat
E – ISO/R1 IL
IL Suitable for ISOFIX child restraint systems according to the
table in "Overview of the recommended child restraint systems",
or if the vehicle and the seat are listed on the child restraint
system manufacturer's vehicle model list.
WEIGHT GROUP 0+ (UP TO 13KG AND UP TO APPROXIMATELY 15
MONTHS)
Size class–
Equipment
Left/right rear seat
E – ISO/R1 IL
D – ISO/R2 IL
C – ISO/R3 IL (1)
IL Suitable for ISOFIX child restraint systems according to the table in "Overview of the
recommended child restraint systems", or if the vehicle and the seat are listed on the child
restraint system manufacturer's vehicle model list.
(1) When using a child restraint system of size class (ISO/R3), move the front seat into the
highest position. Make sure that the seat backrest of the front seat does not rest against the
child restraint system.
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Children in the vehicle Suitable seats for attaching child restraint systems
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148
WEIGHT GROUP 1 (9–18KG AND APPROXIMATELY 9 MONTHS TO 4 YEARS)
Size class–
Equipment
Left/right rear seat
D – ISO/R2 IL
C – ISO/R3 IL (1)
B – ISO/F2 IUF
B1 – ISO/F2X IUF
A – ISO/F3 IUF
IL Suitable for ISOFIX child restraint systems according to the table in "Overview of the
recommended child restraint systems", or if the vehicle and the seat are listed on the child
restraint system manufacturer's vehicle model list.
IUF Suitable for forward-facing ISOFIX child restraint systems of the "Universal" category in
this weight group.
(1) When using a child restraint system of size class (ISO/R3), move the front seat into the
highest position. Make sure that the seat backrest of the front seat does not rest against the
child restraint system.
Overview of suitability of the seats for attach‐
ing i‑Size child restraint systems
I‑SIZE IS A STANDARDISED SECURING SYSTEM FOR SPECIALLY
DESIGNED CHILD RESTRAINT SYSTEMS.
°
i‑Size child restraint systems can be attached to a seat with the
i‑Size marking (/page143).
Child restraint systems that are approved in accordance with the
following i‑Size table may be attached.
LEFT AND RIGHT REAR SEAT
i‑Size child restraint systems (ISO/R1, ISO/R2, ISO/R2X, ISO/R3, ISO/F2, ISO/
F2X, ISO/F3, ISO/B2, ISO/B3)
i‑U
i-U Suitable for forward-facing and rearward-facing i-Size child restraint systems in the "Universal" category.
FRONT PASSENGER SEAT
i‑Size child restraint systems (ISO/R1, ISO/R2, ISO/R2X, ISO/R3, ISO/F2, ISO/
F2X, ISO/F3, ISO/B2, ISO/B3)
X
X Not suitable for an i-Size child restraint system in the "Universal" category.
Overview on the suitability of seats for fas‐
tening belt-secured child restraint systems
Suitability of seats for fastening belt-secured child restraint systems
REAR SEATS
Weight category 0: to 10 kg
Left/right rear seat U, L
Rear centre seat
1
U, L
Weight category 0+: to 13 kg
Left/right rear seat U, L
Rear centre seat
1
U, L
Weight category I: 9 to 18 kg
Left/right rear seat U, L
Rear centre seat
1
U, L
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Children in the vehicle Suitable seats for attaching child restraint systems
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149
Weight category II: 15 to 25 kg
Left/right rear seat U, L
Rear centre seat
1
U, L
Weight category III: 22 to 36 kg
Left/right rear seat U, L
Rear centre seat
1
U, L
1 Child restraint systems with a support leg are not suitable for
this seat.
U Suitable for child restraint systems of the "Universal" category in
this weight category.
L Suitable for semi-universal child restraint systems according to
the table in "Recommended child restraint systems", or if the vehi‐
cle and the seat are listed in the child restraint system manufactur‐
er's vehicle model list.
NOTES ON CHILD RESTRAINT SYSTEMS ON THE FRONT PASSENGER SEAT
R
If it is absolutely necessary for you to fit a child restraint system to
the front passenger seat, be sure to observe the information on child
restraint systems on the front passenger seat (/page140).
R
Observe the specific instructions for the rearward-facing and forward-
facing child restraint systems. If the front passenger seat is occupied,
ensure, both before and during the journey, that the status of the front
passenger airbag is correct for the current situation (/page118).
FRONT PASSENGER SEAT
Weight category 0: to 10 kg
Front passenger airbag enabled
1
X
Front passenger airbag disabled
1, 2
U, L
Weight category 0+: to 13 kg
Front passenger airbag enabled
1
X
Front passenger airbag disabled
1, 2
U, L
Weight category I: 9 to 18 kg
Front passenger airbag enabled
1
UF, L
Front passenger airbag disabled
1, 2
U, L
Weight category II: 15 to 25 kg
Front passenger airbag enabled
1
UF, L
Front passenger airbag disabled
1, 2
U, L
Weight category III: 22 to 36 kg
Front passenger airbag enabled
1
UF, L
Front passenger airbag disabled
1, 2
U, L
1 Adjust the seat cushion inclination so that the front edge of the
seat cushion is in the highest position and the rear edge of the
seat cushion is in the lowest position.
2 The vehicle is equipped with automatic front passenger airbag
deactivation. The PASSENGER AIRBAG OFF indicator lamp must be
on.
X Not suitable for children in this weight category.
U Suitable for child restraint systems of the "Universal" category in
this weight category.
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Children in the vehicle Suitable seats for attaching child restraint systems
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150
L Suitable for semi-universal child restraint systems according to
the table in "Recommended child restraint systems", or if the vehi‐
cle and the seat are listed in the child restraint system manufactur‐
er's vehicle model list.
UF Suitable for forward-facing child restraint systems of the "Uni‐
versal" category in this weight category.
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Children in the vehicle Suitable seats for attaching child restraint systems
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