Mercedes-Benz GLS 2020 Operator's Manual page 185

% 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 limits
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 six
weeks, it may suffer damage through disuse.
The 12 V battery may also be impaired or dam‐
aged by heavy discharging.
% Further information can be obtained at a
qualified specialist workshop.
Plug-in hybrid: observe the notes on the high-
voltage battery in the Supplement. Otherwise,
you may fail to recognize dangers.
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, energy loss will be
minimized during extended periods of non-oper‐
ation.
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.
Driving and parking 183
the function for detecting damage on a
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parked vehicle is not available.
If the following conditions are fulfilled, standby
mode can be activated or deactivated using the
multimedia system:
the engine is switched off.
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the ignition is switched on.
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Exceeding the vehicle's displayed non-opera‐
tional time may cause inconvenience, i.e. it can‐
not be guaranteed that the starter battery will
reliably start the engine.
The starter battery must be charged first in the
following situations:
The vehicle's non-operational time must be
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extended.
The Battery Charge Insufficient for Standby
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Mode message appears in the media display.
% Standby mode is automatically deactivated
when the ignition is switched on.
Activating/deactivating standby mode (park‐
ing the vehicle for an extended period)
Requirements: