Mercedes-Benz Sprinter Operating Instructions Manual page 150

148 Driving and parking
Situation-dependent brake force boosting
Situation-dependent brake force boosting may intervene at speeds starting from approximately 4 mph
(7 km/h) in the following situations:
Vehicles traveling Stationary vehi-
in front cles
Up to approx. Up to approx.
155 mph 50 mph
(250 km/h) (80 km/h)
Canceling a brake application of Active Brake
Assist
You can cancel a brake application of Active Brake
Assist at any time by:
Fully depressing the accelerator pedal or with
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kickdown.
Fully releasing the brake pedal (only during sit-
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uation-dependent brake force boosting).
Active Brake Assist may cancel the brake applica-
tion when one of the following conditions is fulfil-
led:
You maneuver to avoid the obstacle.
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There is no longer a risk of collision.
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An obstacle is no longer detected in front of
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your vehicle.
System limits
The system may be impaired or may not function in
the following situations:
The sensors are affected by snow, rain, fog or
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heavy spray.
The sensors are dirty, fogged up, damaged or
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covered.
The sensors are affected by interference from
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other radar sources, e.g. strong radar reflec-
tions in parking garages.
If a loss of tire pressure or a defective tire has
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been detected and displayed.
Full system performance is not yet available for
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a few seconds after starting the vehicle or after
driving off.
The system may not react correctly in the following
situations:
In complex traffic situations, objects may not
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always be clearly detected.
Pedestrians or vehicles move quickly into the
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detection range of the sensors.
Crossing vehicles Crossing pedes-
trians/cyclists
No reaction Up to approx.
37 mph
(60 km/h)
Pedestrians are obscured by other objects.
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Bends with a narrow radius can hamper the
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system's ability to react correctly.
Setting Active Brake Assist
Requirements:
The vehicle is switched on.
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Multimedia system:
©
4 5
Active Brake Assist
5
The following settings are available:
Early
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Medium
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Late
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Off
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%
It is recommended that Active Brake Assist is
always left activated.
Select a setting.
#
The last active setting is selected automatically
every time the vehicle is started.
Exception: if the last setting was Off, the
setting will be automatically activated the next
time the vehicle is started.
Deactivating Active Brake Assist
%
It is recommended that Active Brake Assist is
always left activated.
Select Off.
#
The distance warning function and autono-
mous braking function are deactivated.
When the vehicle is next started, the
ting is automatically activated.
%
If Active Brake Assist is deactivated, the æ
symbol appears in the status bar of the instru-
ment cluster.
Stationary pedes-
trians
No reaction
Settings Assistance
5
Medium
Medium set-