Mercedes-Benz A-Class 2020 Operator's Manual page 159

Information on detecting damage on a
parked vehicle
If a collision is detected when the tow-away
alarm is armed on a locked vehicle, you will
receive a notification in the multimedia system
when you switch on the ignition.
You will receive information about the following
points:
The area of the vehicle that may have been
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damaged.
The force of the impact.
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The following situations can lead to inadvertent
activation:
The parked vehicle is moved, e.g. in a two-
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story garage.
% Disarm the tow-away alarm in order to pre‐
vent inadvertent activation. If you disarm the
tow-away alarm, damage detection will also
be deactivated.
% In the case of severe battery discharging,
the function for detecting damage on a
parked vehicle is automatically deactivated
to facilitate the next engine start.
System limitations
Detection may be restricted in the following sit‐
uations:
The vehicle is damaged without impact, e.g.
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if an outside mirror is torn off or the paint is
damaged by a key.
Impact occurs at low speed.
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The electric parking brake is not applied.
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Notes on parking the vehicle for an extended
period
If you leave the vehicle parked for longer than
four weeks, the disconnected battery may be
damaged by deep discharge.
If you leave the vehicle parked for longer than six
weeks, it may suffer disuse damage.
% Further information can be obtained at a
qualified specialist workshop.
Driving and parking 157
Standby mode (extension of the starter bat‐
tery's period out of use)
Standby mode function
% This function is not available for all models.
If standby mode is activated, the vehicle can be
parked for an extended period of time without
losing power.
Standby mode is characterized by the following:
The starter battery is preserved.
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The maximum non-operational time appears
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in the media display.
The connection to online services is interrup‐
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ted.
The ATA (anti-theft alarm system) is not avail‐
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able.
The interior motion sensor and tow-away
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alarm functions are not available.
The function for detecting damage on a
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parked vehicle is not available.