Lexus RC 300 2019, Owner'S Manual

Page: 212 / 475

210 4-5. Using the driving support systems
Depending on the vehicle and road condi-
tions, the warning may not operate.
■
Vehicle sway warning function
When the system determines that the vehi-
cle is swaying while the vehicle sway warn-
ing function is operating, a buzzer sounds
and a warning message urging the driver to
rest and the symbol shown in the illustration
are simultaneously displayed on the
multi-information display.
Depending on the vehicle and road condi-
tions, the warning may not operate.
■
White (yellow) lines are only on one side
of road
The LDA system will not operate for the
side on which white (yellow) lines could not
be recognized.
■
Conditions in which functions may not
operate properly
In the following situations, the camera sen-
sor may not detect white (yellow) lines and
various functions may not operate normally.
●
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,
“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 dur-
ing 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.
RC350-RC300_OM_General_OM24884E