Lexus ES 250 Owner's Manual page 305

304
4-5. Using the driving support systems
toward the rear bumper, such as from a
sprinkler
Situations in which the Parking Support
■
Brake function (rear-crossing vehicles)
may not operate properly
In some situations, such as the following, the
radar sensors may not detect an object and
this function may not operate properly
● Stationary objects
When a sensor or the area around a sen-
●
sor is extremely hot or cold
● If the rear bumper is covered with ice,
snow, dirt, etc.
When it is raining heavily or water strikes
●
the vehicle
When the detection area of a radar sen-
●
sor is obstructed by an adjacent vehicle
● If the vehicle is significantly tilted
When equipment that may obstruct a
●
sensor is installed, such as a towing eye-
let, bumper protector (an additional trim
strip, etc.), bicycle carrier, or snow plow
● If the suspension has been modified or
tires of a size other than specified are
installed
● If the front of the vehicle is raised or low-
ered due to the carried load
If a sticker or an electronic component,
●
such as a backlit license plate (especially
fluorescent type), fog lights, fender pole
or wireless antenna is installed near a
radar sensor
● If the orientation of a radar sensor has
been changed
When multiple vehicles are approaching
●
with only a small gap between each vehi-
cle
If a vehicle is approaching the rear of
●
your vehicle rapidly
● Situations in which the radar sensor may
not detect a vehicle
• When a vehicle approaches from the
right or left at the rear of the vehicle while
you are turning while backing up
• When turning while backing up
• When backing out of a shallow angle
parking spot
• When backing up on a slope with a sharp
change in grade
• When a vehicle turns into the detection
area