Mercedes-Benz E-Class Saloon Owner's Manual page 143

In this, or in similar situations, the automatic
main beam will not be deactivated or will be
activated despite the presence of other road
users.
Always observe the traffic carefully and
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switch off the main beam in good time.
Adaptive Highbeam Assist 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 is only an aid. You are
responsible for adjusting the vehicle's lighting to
the prevailing light, visibility and traffic condi‐
tions.
The Adaptive Highbeam Assist automatically
switches between the following types of light:
Low beam
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High beam
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At speeds above 30 km/h:
If no other road users are detected, the high
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beam will be switched on automatically.
Light and sight 141
The high beam switches off automatically in the
following cases:
At speeds below 25 km/h.
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If other road users are detected.
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If street lighting is sufficient.
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At speeds above approximately 50 km/h:
The headlamp range of the low beam is regu‐
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lated automatically based on the distance to
other road users.
The system's optical sensor is located behind
the windscreen near the overhead control panel.
Switching Adaptive Highbeam Assist on/off
To switch on: turn the light switch to the
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à position.
Switch on the main beam using the combina‐
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tion switch.
When the main beam is switched on auto‐
matically in the dark, the _ indicator
lamp on the multifunction display comes on.
To switch off: switch off the main beam
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using the combination switch.