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263
4-5. Using the driving support systems
4
Driving
TACOMA_OM_USA_OM04025U_20MY
n Conditions in which functions may not operate properly
In the following situations, the camera sensor may not detect white (yellow)
lines and various functions may not operate normally.
l There are shadows on the road that run parallel with, or cover, the white
(yellow) lines.
l The vehicle is driven in an area without white (yellow) lines, such as in front
of a tollgate or checkpoint, or at an intersection, etc.
l The white (yellow) lines are cracked, “Botts’ dots”, “Raised pavement
marker” or stones are present.
l The white (yellow) lines cannot be seen or are difficult to see due to sand,
etc.
l The vehicle is driven on a road surface that is wet due to rain, puddles, etc.
l The traffic lines are yellow (which may be more difficult to recognize than
lines that are white).
l The white (yellow) lines cross over a curb, etc.
l The vehicle is driven on a bright surface, such as concrete.
l The vehicle is driven on a surface that is bright due to reflected light, etc.
l The vehicle is driven in an area where the brightness changes suddenly,
such as at the entrances and exits of tunnels, etc.
l Light from the headlights of an oncoming vehicle, the sun, etc., enters the
camera.
l The vehicle is driven where the road diverges, merges, etc.
l The vehicle is driven on a slope.
l The vehicle is driven on a road which tilts left or right, or a winding road.
l The vehicle is driven on an unpaved or rough road.
l The vehicle is driven around a sharp curve.
l The traffic lane is excessively narrow or wide.
l The vehicle is extremely tilted due to carrying heavy luggage or having
improper tire pressure.
l The distance to the preceding vehicle is extremely short.
l The vehicle is moving up and down a large amount due to road conditions
during driving (poor roads or road seams).
l The headlight lenses are dirty and emit a faint amount of light at night, or the
beam axis has deviated.
l The vehicle has just changed lanes or crossed an intersection.
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