Mercedes-Benz S-Class 2011 - Manual (Page 399)

Display messages Possible causes/consequences and M Solutions
b
Active Headlamps
Inoperative
The active light function is faulty.
X Visit a qualified specialist workshop.
b
Malfunction See
Oper. Manual
The exterior lighting is faulty.
X Visit a qualified specialist workshop.
b
AUTO Lamp Function
Inoperative
The light sensor is faulty.
X Visit a qualified specialist workshop.
USA only:
X Switch off the daytime running lamps in the on-board computer
(
Y page 377).
X Switch the lights on and off using the light switch.
b
Please Switch Off
Lights
The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X Turn the light switch to $ or c.
or
X If the rear fog lamp is switched on: press the light switch in to
the stop.
Adaptive High-beam
Assist
Inoperative
Adaptive Highbeam Assist is faulty.
X Visit a qualified specialist workshop.
Engine
Display messages Possible causes/consequences and M Solutions
+
Check Coolant
Level See Oper.
Manual
The coolant level is too low.
X Add coolant, observing the warning notes when doing so
(
Y page 450).
X If coolant needs adding more often than usual, have the engine
coolant system checked at a qualified specialist workshop.
G
Warning
Do not spill antifreeze on hot engine parts. Antifreeze contains ethylene glycol which may burn
if it comes into contact with hot engine parts. You could be seriously burned.
Display messages
397
On-board computer and displays
Z