Mercedes-Benz S-Class 2019 Operator's Manual page 428

426 Breakdown assistance
Towing the vehicle with both axles on the
ground
Observe the notes on the permitted towing
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methods ( page 424).
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Make sure that the battery is connected and
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charged.
When the battery is discharged, the following
actions cannot be performed:
the engine cannot be started
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the electric parking brake cannot be released
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or applied
the automatic transmission cannot be shifted
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to position i or j
% If the automatic transmission cannot be shif‐
ted to position i, or the multifunction dis‐
play in the instrument cluster does not show
anything, have the vehicle transported away
( page 427). A towing vehicle with lifting
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equipment is required for vehicle transporta‐
tion.
* NOTE Damage due to towing away at
excessively high speeds or over long dis‐
tances
The drivetrain could be damaged when tow‐
ing at excessively high speeds or over long
distances.
A towing speed of 30 mph (50 km/h)
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must not be exceeded.
A towing distance of 30 miles (50 km)
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must not be exceeded.
& WARNING Risk of accident when towing
a vehicle which is too heavy
If the vehicle being tow-started or towed
away is heavier than the permissible gross
mass of your vehicle, the following situations
can occur:
The towing eye may become detached.
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The vehicle/trailer combination may
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swerve or even overturn.
If another vehicle is tow-started or
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towed away, its weight must not exceed
the permissible gross mass of your own
vehicle.
If a vehicle must be tow-started or towed away,
its weight must not exceed the permissible gross
mass of the towing vehicle.
Information on the permissible gross mass of
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the vehicle can be found on the vehicle iden‐
tification plate ( page 466).
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Do not open the driver's door or front
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passenger door, otherwise the automatic
transmission automatically shifts to position
j.
Install the towing eye ( page 429).
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Fasten the tow bar.
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* NOTE Damage due to incorrect connec‐
tion
Only connect the tow rope or tow bar to
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the towing eyes.
Deactivate the automatic locking mechanism
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( page 68).
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