Mercedes-Benz S-Class 2019 Operator's Manual page 222

220 Driving and parking
Crosswind Assist
The crosswind stabilization:
Operates by changing wheel loads through
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adjusting the ABC spring struts.
Reduces disruptions when driving straight
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ahead.
Supports countersteering.
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Is active in the speed range between 50 mph
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(80 km/h) and 130 mph (210 km/h) when
driving straight ahead or cornering gently.
Function of ROAD SURFACE SCAN
% This function is not available in all countries.
ROAD SURFACE SCAN:
Monitors the road in front of the vehicle
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using multifunction camera 1.
Is active when one of drive programs A
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(Comfort) or N (CURVE) is selected.
Detects unevenness in the road surface, e.g.
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bumps, before the vehicle drives over them.
Reduces chassis movements.
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System limitations
ROAD SURFACE SCAN can be impaired in the
following situations or can stop functioning:
If the roadway is insufficiently lit, e.g. at
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night.
In snow, rain, fog, heavy spray, if there is
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glare, in direct sunlight or in greatly varying
ambient light.
If the windshield in the area of multifunction
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camera 1 is dirty, fogged up, damaged or
covered.
If the road surface has no optic structure or
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reflects light.
If the distance to the vehicle in front is too
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short.
If sections of the route have a very small
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radius of curvature.
During dynamic driving maneuver, e.g. if you
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accelerate or brake the vehicle sharply.
At speeds below 5 mph (7 km/h) or above
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112 mph (180 km/h).
If the vehicle is at a raised level or in drive
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program C (Sport).