Hyundai Elantra N Owner's Manual page 192

Limitations of High Beam Assist
High Beam Assist may not work properly
in the following situations:
Light from an oncoming or front
vehicle is not detected because of
lamp damage, or because it is hidden
from sight, etc.
Headlight of an oncoming or front
vehicle is covered with dust, snow or
water.
the fog lamps are on, etc.
There is a lamp that has a similar
Headlights have been damaged or not
repaired properly.
Headlights are not aimed properly.
Driving on a narrow-curved road,
rough road, uphill or downhill.
Vehicle in front is partially visible on a
crossroad or curved road.
There is a traffic light, reflecting sign,
flashing sign or mirror ahead.
There is a temporary reflector or flash
ahead (construction area).
The road conditions are bad such as
being wet, iced or covered with snow.
A vehicle suddenly appears from a
curve.
The vehicle is tilted from a flat tire or
is being towed.
Light from an oncoming or front
vehicle is not detected due to
obstacles in the air such as exhaust
fume, smoke, fog, snow, or water spay
or blizzard on the road, or fogging in
the lamp, etc.
Information
For more details on the limitations of the
front view camera, refer to "Forward
Collision-Avoidance Assist (FCA)" section
in chapter 7.
WARNING
At times, High Beam Assist may not
work properly High Beam Assist is
for your convenience only. It is the
responsibility of the driver for safe
driving practices and always check
the road conditions for your safety.
When High Beam Assist does not
operate properly, change the
headlight position manually between
high beam and low beam.
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