Mercedes-Benz V-Class 2021 Owner's Manual page 303

300 Display messages and warning and indicator lamps
Display messages
Ã
inoperative
Active Parking Assist
cancelled
Active Parking Assist
inoperative
Lane Keeping Assist
inoperative
Lane Keeping Assist cur-
rently unavailable See
Owner's Manual
Traffic Sign Assist inoper-
ative
Possible causes/consequences and
* A warning tone also sounds. DSR is unavailable due to a malfunc‐
tion.
Consult a qualified specialist workshop.
#
* An acoustic signal sounds as well. The active parking assistance
systems have been cancelled and Active Parking Assist will auto‐
matically be aborted. You have touched the steering wheel, for
example, or have driven at too high a speed.
Steer and brake manually.
#
Repeat the parking procedure if necessary. Comply with the
#
deactivation conditions (
* PARKTRONIC is malfunctioning or defective.
Comply with the instructions and aids in "Function of
#
PARKTRONIC"(
/
If the display message continues to be displayed, consult a
#
qualified specialist workshop:
* Active Parking Assist is not available or is malfunctioning.
Switch off the ignition.
#
Restart the engine.
#
If the display message continues to be displayed, or if the display
does not show the j symbol:
Consult a qualified specialist workshop.
#
* Lane Keeping Assist is malfunctioning.
Consult a qualified specialist workshop.
#
* Lane Keeping Assist has been switched off and is temporarily non-
operational.
The following causes are possible:
The windscreen is dirty in the camera's field of vision.
R
Visibility is impaired due to heavy rain, snow or fog.
R
Lane markings are absent for a long period of time.
R
The lane markings are worn, dark or covered by dirt or snow, for
R
example.
If the causes mentioned above no longer apply, the display message
will disappear and Lane Keeping Assist will be operational again.
If the display message does not disappear:
Stop in accordance with the traffic conditions.
#
Secure the vehicle against rolling away.
#
Clean the windscreen.
#
* Traffic Sign Assist is malfunctioning.
Consult a qualified specialist workshop.
#
M M Solutions
page 174).
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page 168).