Mercedes-Benz S-Class 2011 - Manual (Page 403)

Driving systems
Display messages Possible causes/consequences and M Solutions
À
Attention Assist:
Drowsiness
detected
Based on certain criteria, ATTENTION ASSIST has detected fatigue
or a lack of concentration on the part of the driver. A warning tone
also sounds.
X If necessary, take a break.
During long journeys, take regular breaks in good time so you get
enough rest.
À
Attention Assist
Inoperative
ATTENTION ASSIST is inoperative.
X Visit a qualified specialist workshop.
Á
Night View Assist
Inoperative
Night View Assist Plus is faulty.
X Visit a qualified specialist workshop.
Á
Night View Assist
Currently
Unavailable
The temperature of the camera is too high.
X Wait until you see the Night View Assist Available
Again display message.
You can also:
X Fold the camera cover down ( Y page 457).
X Adjust the air distribution of the automatic air conditioning
upwards.
Á
Night View Assist
Lights Must Be Set
to AUTO or ON
A condition for activating Night View Assist Plus has not been met.
X Turn the light switch to c or L.
Á
Night View Assist
Not in Reverse Gear
A condition for activating Night View Assist Plus has not been met.
X Shift the transmission to P, N or D.
Á
Night View Assist
Lights ON or AUTO,
Not in R Gear
A condition for activating Night View Assist Plus has not been met.
X Turn the light switch to c or L.
X Shift the transmission to P, N or D.
Display messages
401
On-board computer and displays
Z