Mercedes-Benz M-Class Operator's Manual page 255

Display messages
b
Check Left Daytime
Running
Light or Check
Right Daytime
Running Light
b
Active Headlamps
Inoperative
b
Malfunction See
Operator's Manual
b
AUTO Lamp Function
Inoperative
b
Switch Off Lights
Adaptive Highbeam
Assist Inoperative
Adaptive Highbeam
Assist Currently
Unavailable See
Operator's Manual
Possible causes/consequences and M Solutions
The left or right-hand daytime running lamp is defective.
Check whether you are permitted to change the bulb yourself
X
( page 114).
Y
or
Visit a qualified specialist workshop.
X
The active light function is defective.
Visit a qualified specialist workshop.
X
The exterior lighting is defective.
Visit a qualified specialist workshop.
X
The light sensor is defective.
Visit a qualified specialist workshop.
X
The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
Turn the light switch to c or Ã.
X
Adaptive Highbeam Assist is faulty.
Visit a qualified specialist workshop.
X
Adaptive Highbeam Assist is deactivated and temporarily
inoperative. Possible causes are:
the windshield in the camera's field of vision is dirty.
R
visibility is impaired due to heavy rain, snow or fog.
R
Clean the windshield.
X
If the system detects that the camera is fully functional again, the
Adaptive Highbeam Assist Now Available
is shown.
Adaptive Highbeam Assist is operational again.
I n f o r ma t i o n P r o v i d e d b y :
Display messages
display message
253
Z