Mercedes-Benz CLS Owner's Manual page 62

Size class – Left/right rear seat
Equipment
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 sys‐
tem 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
attaching i‑Size child restraint systems
i‑Size is a standardised securing system for spe‐
cially designed restraint systems.
° The symbol indicates seats suitable for
attaching an i‑Size child restraint system
in accordance with UN R129
( page 56).
/
Child restraint systems that are permitted
in accordance with UN R44 as per the
ISOFIX tables ( page 58) or UN R129 as
/
per the following i‑Size tables may be
attached.
i‑Size child restraint systems (ISO/R2, ISO/
F2X, ISO/B2, ISO/B3)
Front passenger Left/right rear seat
seat
X i‑U
X Not suitable for an i-Size i-U Suitable for forward-facing
child restraint system in the and rearward-facing i-Size
"Universal" category. child restraint systems in the
"Universal" category.
Occupant safety
Fitting an ISOFIX or i‑Size child restraint sys‐
tem on the rear seat
& WARNING Risk of accident if the rear
bench seat, rear seat and seat backrest
are not engaged
The rear bench seat, rear seat and seat back‐
rest may fold forwards, even while the vehi‐
cle is in motion.
As a result, the vehicle occupant will be
R
pressed into the seat belt with increased
force. The seat belt will not be able to
protect as intended and could cause
additional injury.
Objects or loads in the boot or load com‐
R
partment cannot be restrained by the
seat backrest.
Make sure that the rear bench seat, the
#
rear seat and the seat backrest are
engaged before every trip.
If the left and right seat backrests are not
engaged and locked in place, this will be shown
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