Mercedes-Benz SL-Class 2009 Owners Manual - Manual (Page 298)

What to do if …
296
Safety systems
Problem Possible cause/consequence Suggested solutions
< The red seat belt telltale
comes on for a maximum
of 6 seconds after starting
the engine. The seat belt telltale reminds you
and your passenger to fasten
your seat belts before driving off. X Fasten your seat belts.
Regardless of whether the seat belts are fastened or not, the seat
belt telltale always comes on and remains lit for 6 seconds after
starting the engine.
< You hear a warning chime
for a maximum of 6 sec-
onds after starting the
engine. You have forgotten to fasten your
seat belt. X Fasten your seat belt.
The warning chime stops sounding.
< The red seat belt telltale
comes on while the vehicle
is standing still and the
engine is running or during
driving. You and/or your passenger have
forgotten to fasten your seat
belts. X Fasten your seat belts.
The seat belt telltale goes out.
There are items placed on the
passenger seat and therefore the
system senses the passenger
seat as being occupied. X Remove the items from the front passenger seat and put them in
a safe place.
The seat belt telltale goes out.
Practical hints