Lexus RCF 2022, Owner'S Manual

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4-5. Using the driving support systems
RC F Owner's Manual
4
Driving
● There are shadows on the road that run
parallel with, or cover, the white (yellow)
lines.
● The vehicle is driven in an area without
white (yellow) lines, such as in front of a
tollgate or checkpoint, or at an intersec-
tion, etc.
● The white (yellow) lines are cracked,
“Botts’ dots”, “Raised pavement marker”
or stones are present.
● The white (yellow) lines cannot be seen
or are difficult to see due to sand, etc.
● The vehicle is driven on a road surface
that is wet due to rain, puddles, etc.
● The traffic lines are yellow (which may be
more difficult to recognize than lines that
are white).
● The white (yellow) lines cross over a curb,
etc.
● The vehicle is driven on a bright surface,
such as concrete.
● The vehicle is driven on a surface that is
bright due to reflected light, etc.
● The vehicle is driven in an area where the
brightness changes suddenly, such as at
the entrances and exits of tunnels, etc.
● Light from the headlights of an oncoming
vehicle, the sun, etc. enters the camera.
● The vehicle is driven where the road
diverges, merges, etc.
● The vehicle is driven on a slope.
● The vehicle is driven on a road which tilts
left or right, or a winding road.
● The vehicle is driven on an unpaved or
rough road.
● The vehicle is driven around a sharp
curve.
● The traffic lane is excessively narrow or
wide.
● The vehicle is extremely tilted due to car-
rying heavy luggage or having improper
tire pressure.
● The distance to the preceding vehicle is
extremely short.
● The vehicle is moving up and down a
large amount due to road conditions
during driving (poor roads or road
seams).
● The headlight lenses are dirty and emit a
faint amount of light at night, or the beam
axis has deviated.
● The vehicle is struck by a crosswind.
● The vehicle has just changed lanes or
crossed an intersection.
● Snow tires, etc. are equipped.
■
Warning message
If the following warning message is dis-
played on the multi-information display and
the LDA indicator illuminates in orange, fol-
low the appropriate troubleshooting proce-
dure.
Warning mes-
sage
Details/Actions
“Lane Depar-
ture Alert
Malfunction
Visit Your
Dealer”
The system may not be
operating properly.

Have the vehicle
inspected at your Lexus
dealer.
“Front Cam-
era Unavail-
able Remove
Debris On
Windshield”
Dirt, rain, condensation,
ice, snow, etc. are present
on the windshield in front
of the camera sensor.

Turn the LDA system off,
remove any dirt, rain, con-
densation, ice, snow, etc.
from the windshield, and
then turn the LDA system
back on.