Mercedes-Benz A-Class 2021 Operator's Manual page 58

56 Occupant safety
Activating or deactivating the special seal
belt retractor of the seat belt
& WARNING Risk of injury or death if a
seat belt is unfastened while the vehicle
is in motion
If the seat belt is released while the vehicle is
in motion, the child safety lock is deactivated
and the child restraint system is no longer
correctly secured. The seat belt is drawn in
slightly by the inertia reel and cannot be
immediately closed again.
Stop the vehicle immediately in accord‐
#
ance with the traffic conditions.
Activate the special seal belt retractor
#
again and correctly secure the child
restraint system.
When enabled, the special seal belt retractor
ensures that the seat belts of the front
passenger seat and rear seats do not slacken
once the child restraint system is secured.
The seat belts on the following seats are equip‐
ped with a special seal belt retractor:
Front passenger seat
R
Rear seats
R
To install a child restraint system: when
#
installing a child restraint system, always
observe the manufacturer's installation and
operating instructions as well as the informa‐
tion in this Operator's Manual.
Pull the seat belt smoothly from the seat belt
#
outlet.
Engage the seat belt tongue in the seat belt
#
buckle.
To activate the special seal belt retrac‐
#
tor: pull the seat belt out fully and let the
inertia reel retract it again.
When the special seal belt retractor is activa‐
ted, you will hear a ratcheting sound.
Push the child restraint system down until
#
the seat belt sits tightly.
To deactivate the special seal belt retrac‐
#
tor: press the release button of the seat belt
buckle.
Hold the seat belt tongue and guide back to
#
the seat belt outlet.
Installing a LATCH-type (ISOFIX) child
restraint system on the rear seat
Installing a LATCH-type (ISOFIX) child
restraint system 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 when you are
driving.
As a result, the vehicle occupant will be
R
pushed 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 trunk or cargo
R
compartment will not be restrained by
the seat backrest.