Mercedes-Benz SL 450 2019, Operator'S Manual

Page: 225 / 330

Display messages
Possible causes/consequences and M M Solutions
Active Lane Keep‐ Active Lane Keep‐
ing Assist Cur‐ ing Assist Cur‐
rently Unavailable rently Unavailable
See Operator's Man‐ See Operator's Man‐
ual ual
Active Lane Keeping Assist is deactivated and temporarily inopera-
tive.
Possible causes are:
R
the windshield in the camera's field of vision is dirty
R
visibility is impaired due to heavy rain, snow or fog
R
there have been no lane markings for an extended period
R
the lane markings are worn away, dark or covered up, e.g. by dirt
or snow
When the causes stated above no longer apply, the display message
disappears.
Active Lane Keeping Assist is operational again.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 146).
X
Clean the windshield.
Active Lane Keep‐ Active Lane Keep‐
ing Assist Inopera‐ ing Assist Inopera‐
tive tive
Active Lane Keeping Assist is malfunctioning.
X
Visit a qualified specialist workshop.
Active Blind Spot Active Blind Spot
Assist Currently Assist Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual
Active Blind Spot Assist is temporarily inoperative.
Possible causes are:
R
the radar sensor system is outside the operating temperature
range
R
the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio stations
or other sources of electromagnetic radiation
The yellow 9 indicator lamps also light up in the exterior mirrors.
When the causes stated above no longer apply, the display message
disappears.
Active Blind Spot Assist is operational again.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 146).
X
Clean the sensors (
Y
page 275).
X
Restart the engine.
Active Blind Spot Active Blind Spot
Assist Inoperative Assist Inoperative
Active Blind Spot Assist is malfunctioning.
The yellow 9 indicator lamps also light up in the exterior mirrors.
X
Visit a qualified specialist workshop.
Display messages
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