Light Sensor; Turn Signals; Display - Mercedes-Benz 2009 S-Class Operator's Manual

Display messages
Auto Lamp Function
Inoperative
Check
Rear Left
Turn Signal
or
Check
Rear Right
Turn Signal
Check
Left Mirror
Turn Signal
or
Check
Right Mirror
Turn Signal
Vehicle status messages in the multifunction display
Possible cause/consequence
The light sensor is malfunctioning.
Daytime driving lamps come on
automatically.
The left or right rear turn signal lamp is
malfunctioning. A substitute bulb is being
used.
The turn signal in the left or right exterior
rear view mirror is malfunctioning. This
message will only appear if a critical
number of LEDs have stopped working.
Possible solution
X
Contact an authorized Mercedes-Benz Center
as soon as possible.
To switch off the headlamps (U.S. vehicles only):
X
Switch off daytime running lamps in the
instrument cluster control system
( Y page 252).
X
Switch off the headlamps using the exterior
lamp switch ( Y page 325).
X
Contact an authorized Mercedes-Benz Center
as soon as possible.
X
Have the LEDs replaced as soon as possible.
Practical hints
Z
541