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Occupant safety
56
sufficient severity to deploy the driver front
air bag
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that the seat was occupied by a small
individual (such as a young teenager or a
small adult) or a child who weighs more
than the weight of a typical 12-month-old
child in a standard child restraint – both of
which are instances where the system may
suppress deployment of the front
passenger front air bag even though the
impact met the criteria and was of
sufficient severity to deploy the driver front
air bag
1
Front passenger front air bag off indicator
lamp
The 59 indicator lamp 1 will be
illuminated, except with the SmartKey
removed from the starter switch or with the
starter switch in position 0.
G
Warning!
If the 1 indicator lamp and the
59 indicator lamp are lit at the
same time, there is a malfunction in the
OCS. The front passenger front air bag will
be deactivated in this case. Have the
system checked as soon as possible by
qualified technicians. Contact an
authorized Mercedes-Benz Center.
Only have the seat repaired or replaced at
an authorized Mercedes-Benz Center.
In order to ensure proper operation of the
air bag system and OCS:
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Do not place more than 4.4 lb (2 kg) into
the storage bag on the back of the front
passenger seat. Otherwise, the OCS may
not be able to properly approximate the
occupant weight category.
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Do not place objects under and/or
around the front passenger seat.
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Do not hang anything from or attach any
items to the seats.
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Do not stuff objects such as books
between the front passenger seat and
the center console or front passenger
door.
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Do not move the front passenger seat
backwards against stiff objects.
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Sit with the seat belt properly fastened in
a position that is as upright as possible
with your back against the seat backrest.
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While seated, an occupant should not
position him/herself in such a way as to
cause the occupant’s weight to be lifted
from the seat bottom as this may result
in the OCS being unable to correctly
approximate the occupant’s weight
category.
R
Read and observe all warnings in this
chapter.
Occupant Classification System Self-
test
After turning the SmartKey in the starter
switch to position 1 or 2 or pressing the
KEYLESS-GO start/stop button once or
twice, the 59 indicator lamp
illuminates. If an adult occupant is properly
sitting on the front passenger seat and the
system classifies the occupant as an adult,
the 59 indicator lamp will
Safety and security