Mercedes-Benz S-Class 2020 Operator's Manual page 524

522 Display messages and warning/indicator lamps
Display messages Possible causes/consequences and
Active Lane Keeping Assist * Active Lane Keeping Assist is temporarily unavailable.
Currently Unavailable See
Operator's Manual
Active Lane Keeping Assist * Active Lane Keeping Assist is malfunctioning.
Inoperative
Active Lane Keeping Assist * Vehicles without Active Steering Assist: the camera view is restricted.
Camera View Restricted
See Operator's Manual
Deactivating Active Distance Assist DISTRONIC
R
The ambient conditions are outside the system limits (
Vehicles with Active Steering Assist: The camera view may be limited by the windshield.
Drive on.
#
As soon as the ambient conditions are within the system limits, the system will become available again.
Vehicles with Active Steering Assist: If the display message does not disappear:
Stop the vehicle in accordance with the traffic conditions.
#
Clean the windshield.
#
Consult a qualified specialist workshop.
#
Possible causes are:
Dirt on the windshield in the camera's field of vision
R
Heavy rain, snow or fog
R
Driving systems and driving safety systems may be malfunctioning or temporarily unavailable.
Once the cause of the problem is no longer present, the driving systems and driving safety systems will be available
again.
M M Solutions
page 259).
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