Mercedes-Benz B-Class Owner's Manual page 251

248 Driving and parking
248
End the support by actively steering in
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non-critical situations.
Drive at an appropriate speed if there
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are pedestrians close to the path of your
vehicle.
Syst System limits em limits
Full system performance is not yet available for a
few seconds a er switching on the vehicle or a er
driving o .
If Active Brake Assist is impaired or inoperative
due to a malfunction, the Ä warning lamp
appears in the Instrument Display.
The system may be impaired or may not function,
particularly in the following situations:
In snow, rain, fog, heavy spray, if there is glare,
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in direct sunlight or in greatly varying light
conditions.
If the sensors are dirty, misted up, damaged or
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covered.
If the sensors are impaired due to interference
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from other radar sources, e.g. strong radar
re ections in multi-storey car parks.
If a loss of tyre pressure or a defective tyre
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has been detected and displayed.
In complex tra c situations where objects
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cannot always be clearly identi ed.
If pedestrians or vehicles move quickly into
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the sensor detection range.
If pedestrians are hidden by other objects.
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If the typical outline of a pedestrian cannot be
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distinguished from the background.
If a pedestrian is not detected as such, e.g.
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due to special clothing or other objects.
If the driver's seat belt is not fastened.
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On bends with a tight radius.
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The Active Brake Assist sensors adjust auto-
matically while a certain distance is being
driven a er the vehicle has been delivered.
Active Brake Assist is unavailable or only par-
tially available during the teach-in process.
A A ctiv ctivating/deactiv ating/deactivating A ating Activ ctive Br e Brak ake Assist
R R eq equir uirements: ements:
The vehicle is switched on.
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Multimedia system:
©
4
Active Brake Assist
5
Select the desired setting.
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The setting is retained when the drive system
is next started.
Deactivating A Deactiv ating Activ
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It is recommended that you always leave
Active Brake Assist activated.
Select Off.
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The distance warning function, the autono-
mous braking function and Evasive Steering
Assist are deactivated.
When the vehicle is next started, the middle
setting is automatically selected.
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If Active Brake Assist is deactivated, the æ
symbol appears in the status bar of the Instru-
ment Display.
e Assist
Settings Assistance
5 5
ctive Br e Brak ake Assist e Assist