Lexus LS 500 2019 Owner's Manual page 260

260
4-5. Using the driving support systems
In especially cold weather, if a sensor is
frozen the sensor display may be dis-
played abnormally, or objects, such as a
wall, may not be detected.
A sensor is covered in any way.
●
● When a sensor or the area around a sen-
sor is extremely hot or cold.
On an extremely bumpy road, on an
●
incline, on gravel, or on grass.
● The vicinity of the vehicle is noisy due to
vehicle horns, motorcycle engines, air
brakes of large vehicles, or other loud
noises producing ultrasonic waves.
There is another vehicle equipped with
●
parking assist sensors in the vicinity.
● A sensor is coated with a sheet of spray
or heavy rain.
If a sensor is hit by a large amount of
●
water, such as when driving on a flooded
road.
Certification
■
For vehicles sold in the U.S.A.

For vehicles sold in Canada

LS500_OM_(U)_1810
If the vehicle is significantly tilted.
●
● The vehicle is approaching a tall or
curved curb.
If objects draw too close to the sensor.
●
Objects which may not be properly
■
detected
The shape of the object may prevent the
sensor from detecting it. Pay particular
attention to the following objects:
● Wires, fences, ropes, etc.
● Cotton, snow and other materials that
absorb sound waves
● Sharply-angled objects
● Low objects
Tall objects with upper sections project-
●
ing outwards in the direction of your vehi-
cle
People may not be detected if they are
wearing certain types of clothing.