Mercedes-Benz GLA Series Operator's Manual page 260

258 Breakdown assistance
the permissible gross mass of your own
vehicle.
If a vehicle must be tow-started or towed away,
its permissible gross weight must not exceed the
permissible gross weight 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 298).
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Vehicles with automatic transmission: Do
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not open the driver's door or front passenger
door, otherwise the automatic transmission
automatically shifts to position j.
Install the towing eye ( page 260).
/
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Fasten the tow bar.
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* NOTE Damage due to incorrect connec‐
tion of the tow bar
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 65).
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Do not activate the HOLD function.
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Deactivate the tow-away alarm (
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Deactivate Active Brake Assist (
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Vehicles with automatic transmission:
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Shift the automatic transmission to position
i.
Release the electric parking brake.
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& WARNING Risk of accident due to limi‐
ted safety-related functions during the
towing process
Safety-related functions are limited or no lon‐
ger available in the following situations:
The ignition is switched off.
R
The brake system or power steering sys‐
R
tem is malfunctioning.
The energy supply or the on-board electri‐
R
cal system is malfunctioning.
When your vehicle is then towed away, signif‐
icantly more effort may be required to steer
and brake than is normally required.
Use a tow bar.
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page 82).
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Make sure that the steering wheel can
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page 171). move freely before towing the vehicle
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away.
* NOTE Damage due to excessive tractive
power
If you pull away sharply, the tractive power
may be too high and the vehicles could be
damaged.
Pull away slowly and smoothly.
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Loading the vehicle for transport
Observe the notes on towing away
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( page 257).
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Connect the tow bar to the towing eye in
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order to load the vehicle.
Vehicles with automatic transmission:
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Shift the automatic transmission to position
i.