Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 257

The course-correcting brake application is availa-
ble in the speed range between approximately
30 km/h and 200 km/h.
& WARNING Risk of accident despite brake
application of Active Blind Spot Assist
A course-correcting brake application cannot
always prevent a collision.
Always steer, brake or accelerate your-
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self, especially if Active Blind Spot Assist
warns you or makes a course-correcting
brake application.
Always maintain a safe distance at the
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sides.
& WARNING Risk of accident despite Active
Blind Spot Assist
Active Blind Spot Assist does not react in the
following situations:
If you overtake vehicles at a high speed.
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If vehicles approach and overtake you at a
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greatly different speed.
Active Blind Spot Assist may not give warnings
or intervene in such situations.
Always pay careful attention to the traffic
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situation and maintain a safe distance at
the side of the vehicle.
If a course-correcting brake application occurs,
the red warning lamp flashes in the outside mirror
and a warning tone sounds. In addition, a display
1 indicating the danger of a side collision
appears in the driver's display.
In rare cases, the system may make an inappro-
priate brake application. This brake application
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Driving and parking 255
may be interrupted at any time if you steer slightly
in the opposite direction or accelerate.
System limits
Either a course-correcting brake application
appropriate to the driving situation, or none at all,
may occur especially in the following situations:
Vehicles or obstacles, e.g. crash barriers, are
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located on both sides of your vehicle.
A vehicle approaches too closely on the side.
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You have adopted a sporty driving style with
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high cornering speeds.
You brake or accelerate significantly.
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A driving safety system intervenes, e.g. ESP
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or Active Brake Assist.
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ESP is deactivated.
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A loss of tyre pressure or a defective tyre is
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detected.
Transport equipment, for example a trailer or
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bicycle rack, is attached to the trailer hitch
and the electrical connection has been cor-
rectly established.
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