Seat belts, Warning and indicator lamps in the, Instrument cluster – Mercedes-Benz 2013 C Class Sedan User Manual
Page 244: On-board computer and displays
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Display messages
Possible causes/consequences and M Solutions
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Remove 'Start'
Button and Insert
Key
The KEYLESS-GO key can continuously not be detected.
KEYLESS-GO is temporarily malfunctioning or is defective. A
warning tone also sounds.
X
Insert the SmartKey into the ignition lock and turn it to the
desired position.
X
Visit a qualified specialist workshop.
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Close Doors to
Lock Vehicle
At least one door is open. A warning tone also sounds.
X
Close all doors and lock the vehicle again.
Warning and indicator lamps in the instrument cluster
Seat belts
Problem
Possible causes/consequences and M Solutions
ü
After starting the
engine, the red seat
belt warning lamp lights
up for 6 seconds.
The seat belt warning lamp reminds the driver and front passenger
to fasten their seat belts.
X
ü
After starting the
engine, the red seat
belt warning lamp lights
up. In addition, a
warning tone sounds
for up to six seconds.
The driver's seat belt is not fastened.
X
The warning tone ceases.
ü
The red seat belt
warning lamp lights up
after the engine starts,
as soon as the driver's
or the front-passenger
door is closed.
The driver or front passenger has not fastened their seat belt.
X
The warning lamp goes out.
There are objects on the front-passenger seat.
X
Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out.
242
Warning and indicator lamps in the instrument cluster
On-board computer and displays