Mercedes-Benz V-Class 2021 Owner's Manual page 300

Display messages
Active Distance Assist
Off
Active Distance Assist
inoperative
Active Distance Assist
and Limiter inoperative
Active Distance Assist
suspended
Active Distance Assist
currently unavailable
See Owner's Manual
Active Distance Assist
available again
Active Brake Assist Func-
tions limited See Own-
er's Manual
Active Brake Assist Func-
tions currently limited
See Owner's Manual
Display messages and warning and indicator lamps 297
Possible causes/consequences and
Comply with the activation conditions for Active Distance Assist
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DISTRONIC (
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* Active Distance Assist DISTRONIC has been deactivated
( page 164).
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In the event of a deactivation not initiated by the driver, a warning
tone sounds as well.
* A warning tone also sounds. Active Distance Assist DISTRONIC is
malfunctioning. In addition, BAS may have failed.
Consult a qualified specialist workshop.
#
* A warning tone also sounds. Active Distance Assist DISTRONIC and
the limiter are malfunctioning.
Consult a qualified specialist workshop.
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* You are accelerating. Active Distance Assist DISTRONIC does not
intervene for the duration of the acceleration process.
Remove your foot from the accelerator pedal.
#
Active Distance Assist DISTRONIC will be activated again.
* A warning tone also sounds.
Active Distance Assist DISTRONIC has been switched off and is
temporarily non-operational.
The following causes are possible:
The function is impaired due to heavy rain or snow.
R
The radar sensor system is temporarily non-operational, e.g. due
R
to electromagnetic radiation close to TV or radio transmitting
stations or other sources of radiation.
The system is outside the operating temperature range.
R
The on-board electrical system voltage is too low.
R
If the causes mentioned above no longer apply, the display message
will disappear and Active Distance Assist DISTRONIC will be opera‐
tional again.
If the display message does not disappear:
Stop in accordance with the traffic conditions.
#
Secure the vehicle against rolling away.
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Restart the engine.
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* Active Distance Assist DISTRONIC is operational again following
temporary non-availability. You can now switch Active Distance
Assist DISTRONIC on again (
* Active Brake Assist is unavailable due to a malfunction.
Consult a qualified specialist workshop.
#
* Active Brake Assist is temporarily non-operational.
The following causes are possible:
The sensors in the front bumper are dirty.
R
The function is impaired due to heavy rain or snow.
R
M M Solutions
page 164).
page 165).
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