Mercedes-Benz GLB 2023 Operator's Manual page 44

Occupant safety
42
Function of the seat belt warning lamp
The seat belt warning lamp ü on the Instru-
ment Display is a reminder that all vehicle occu-
pants must wear their seat belts correctly.
The seat belt warning lamp ü lights up for six
seconds every time the vehicle is started.
In addition, a warning tone may sound.
When the driver's and front passengers doors are
closed and the driver and front passenger have
fastened their seat belts, the seat belt warning
goes out.
The seat belt warning will light up during a journey
if:
The vehicle speed exceeds 15 mph (25 km/h)
R
and the driver's or front passenger seat belt is
not fastened.
The driver or front passenger unfastens their
R
seat belt while the vehicle is in motion.
Function of the PASSENGER AIR BAG indicator
lamps (front passenger air bag)
The PASSENGER AIR BAG indicator lamps display
the status of the front passenger air bag.
If the front passenger seat is occupied or a child
restraint system is installed on the front
passenger seat, you must make sure both before
and also during the journey that the status of the
front passenger air bag is correct for the situation.
& WARNING Risk of potentially fatal injuries
due to objects trapped under the front
passenger seat
Objects trapped under the front passenger
seat may interfere with the function of the
automatic front passenger air bag shutoff or
damage the system.
Do not stow any objects under the front
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passenger seat.
When the front passenger seat is occu-
#
pied, ensure that no objects have
become trapped beneath the front
passenger seat.
Self-test: when the vehicle is switched on, both
the PASSENGER AIR BAG ON and OFF indicator
lamps light up simultaneously for several seconds.
After the self-test, you can determine the status of
the front passenger air bag as follows:
Front passenger air bag disabled: PASSENGER
R
AIR BAG OFF lights up continuously.
The front passenger air bag will not be
deployed in the event of an accident. If