Display messages
Possible causes/consequences and
M
Solutions
b
Malfunction See
Owner's Manual
The exterior lighting is faulty.
X
Visit a qualified specialist workshop.
Vehicles with trailer tow hitch: a fuse may have blown.
X
Check the fuses (
Y
page 352).
X
If necessary, replace the blown fuse. Observe the warning notes
as you do so.
If the display message continues to be displayed:
X
Visit a qualified specialist workshop.
b
AUTO lights inoper‐
ative
The light sensor is faulty.
X
Visit a qualified specialist workshop.
b
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
Ã
.
Adaptive Main-beam
Assist inoperative
Adaptive Highbeam Assist is faulty.
X
Visit a qualified specialist workshop.
Adaptive Main-beam
Assist currently
unavailable See
Owner's Manual
Adaptive Highbeam Assist is deactivated and temporarily inoper-
ative. Possible causes:
R
the windscreen is dirty in the camera's field of vision.
R
visibility is impaired due to heavy rain, snow or fog.
X
Clean the windscreen.
If the system detects that the camera is fully operational again,
the
Adaptive Main-beam Assist available again
message
is displayed.
Adaptive Highbeam Assist is operational again.
Display messages
265
On-boa
rd
comp
uter
and
disp
lay
s
Z