Mercedes-Benz E-Class Saloon 2022 Operator's Manual page 159

Adaptive Highbeam Assist Plus cannot take into
account road, weather or traffic conditions.
Detection may be restricted in the following
cases:
In poor visibility, e.g. fog, heavy rain or snow
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if there is dirt on the sensors or the sensors
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are obscured
Adaptive Highbeam Assist Plus is only an aid. You
are responsible for adjusting the vehicle's lighting
to the prevailing light, visibility and traffic condi-
tions.
Adaptive Highbeam Assist Plus automatically
switches between the following types of light:
Low beam
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Partial high beam
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High beam
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ULTRA RANGE Highbeam
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Light and sight 157
ULTRA RANGE Highbeam increases the bright-
ness of the cone of light to the legally permitted
maximum.
Partial high beam does not include other road
users in the high beam area. It does not dazzle
them but enables full high-beam illumination for
the driver apart from the excluded vehicles. Highly
reflective signs are also illuminated with reduced
brightness.
At speeds below 25 km/h or when there is suffi-
cient street lighting:
Partial high beam and high beam will be
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switched off automatically.
At speeds greater than 30 km/h:
If no other road users are detected, high beam
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will switch on automatically.
If other road users are detected, partial high
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beam will switch on automatically.
at speeds below 40 km/h:
The ULTRA RANGE Highbeam will switch off
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automatically.