User Manual - Page 485

For 2020 C-Class Sedan C 300.

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Warning/indicator lamp
Possible causes/consequences and M Solutions
Restraint system warning
lamp
&
WARNING Risk of injury or fatal injury due to a malfunction in the restraint system
If the restraint system is malfunctioning, restraint system components may be triggered unintentionally or might not
be triggered at all in the event of an accident. This may affect the Emergency Tensioning Device or airbag, for exam
ple.
#
Have the restraint system checked and repaired immediately at a qualified specialist workshop.
#
Drive on carefully.
#
Observe the messages on the multifunction display.
#
Visit a qualified specialist workshop immediately.
Seat belts
Warning/indicator lamp
Possible causes/consequences and M Solutions
7
Seat belt warning lamp
lights up
The red seat belt warning lamp will light up for six seconds once the engine has started.
In addition, a warning tone may sound.
The seat belt warning lamp reminds the driver and front passenger to fasten their seat belts.
#
Fasten your seat belt (/ page 38).
If you have placed objects on the front passenger seat, the seat belt warning lamp may remain lit.
Display messages and warning/indicator lamps
485
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