Function - Mercedes-Benz 2013 C-Class W204 Sedan Owner's Manual

the front passenger have fastened their seat
belt.
For certain countries only: regardless of
whether the driver and the front passenger
have fastened their seat belts, the 7 seat
belt warning lamp lights up for six seconds
after the engine is started. It then goes out if
the driver and the front passenger have fas-
tened their seat belts.
i For more information on the 7 seat
belt warning lamp, see "Warning and indi-
cator lamps in the instrument cluster, seat
belt" ( Y page 301).
Rear seat belt status indicator
The rear-compartment seat belt status indi-
cator tells you if the rear passengers have
their seat belts fastened. The rear-compart-
ment seat belt status indicator indicates the
rear seat on which the belt is fastened. The
ü symbol in the display indicates a fas-
tened seat belt. If a seat belt is not fastened
or if a seat is not occupied, the ý symbol
is displayed.
The rear-compartment seat belt status indi-
cator appears in the multifunction display for
around 30 seconds if:
you drive off and reach a speed of approx-
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imately 10 km/h.
the rear passengers fasten or unfasten
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their seat belts while the vehicle is in
motion.
someone gets in or out of the vehicle and
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the vehicle drives off again.
You can also cancel the rear seat belt status
indicator immediately (
i The status indicator for the rear-compart-
ment seat belts is only available for certain
countries.
Y page 260).
Occupant safety
Belt tensioners, belt force limiters
G
WARNING
Pyrotechnic seat belt tensioners that have
been deployed are no longer operational and
are unable to perform their intended protec-
tive function. This poses an increased risk of
injury or even fatal injury.
Therefore, have pyrotechnic belt tensioners
which have been triggered immediately
replaced at a qualified specialist workshop.
! If the front-passenger seat is not occu-
pied, do not engage the seat belt tongue in
the buckle on the front-passenger seat.
Otherwise, the belt tensioner could be trig-
gered in the event of an accident.
i Vehicles with PRE-SAFE
that are triggered by an electric motor can
be deployed as often as desired and do not
need to be replaced.
The front seat belts and the outer seat belts
in the rear are equipped with belt tensioners.
The belt tensioners tighten the seat belts in
an accident, pulling them close against the
body.
Belt tensioners do not correct incorrect seat
positions or incorrectly fastened seat belts.
Belt tensioners do not pull vehicle occupants
back towards the backrest.
The belt tensioners can only be activated
when:
the ignition is switched on
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the restraint systems are operational; see
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"SRS warning lamp" (
the belt tongue is engaged in the buckle on
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each of the three-point seat belts in front
The belt tensioners on the outside seats in the
rear compartment are triggered independ-
ently of the lock status of the seat belts.
The belt tensioners are triggered depending
on the type and severity of an accident:
if, in the event of a head-on or rear-end col-
R
lision the vehicle decelerates or acceler-
®
: belt tensioners
Y page 49)
Z
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