Mercedes-Benz CLS Operator's Manual page 256

What to do if ...
254
Problem
7 The red seat belt
telltale comes
on while the
vehicle is
standing still
and the engine is
running or while
driving.
7 The red seat belt
telltale flashes
while driving. In
addition, an
intermittent
warning chime
sounds with
increasing
intensity.
i After 60 seconds with an unfastened seat belt the warning chime stops sounding and the
seat belt telltale illuminates continuously. The seat belt telltale will only go out if both, the
driver and front passenger's seat belt are fastened, or the vehicle is standing still and a front
door is opened.
Problem
+ The red SRS
indicator lamp
comes on while
driving.
G
Warning!
In the event a malfunction of the SRS is
indicated as outlined above, the SRS may not
be operational.
Possible causes/consequences and X Solutions
You and/or your front 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 front passenger seat and therefore
the system senses the front 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.
The vehicle's speed once exceeded 15 mph (25 km/h) and you
and/or your front passenger have forgotten to fasten your seat
belts.
X
Fasten your seat belts.
The seat belt telltale goes out and the warning chime stops
sounding.
There are items placed on the front passenger seat and therefore
the system senses the front 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 and the warning chime stops
sounding.
Possible causes/consequences and X Solutions
There is a malfunction in the restraint systems. The air bags or
Emergency Tensioning Devices (ETDs) could deploy unexpectedly
or fail to activate in an accident.
X
Drive with added caution to the nearest authorized Mercedes-
Benz Center.
For your safety, we strongly recommend that
you contact an authorized Mercedes-Benz
Center immediately to have the system
checked. Otherwise the SRS may not be
activated when needed in an accident, which
could result in serious or fatal injury, or it