Lexus ES 300h Owner's Manual page 322

• The Parking Support Brake is disabled.
• The system determines that the collision
has become avoidable with normal brake
operation.
• The static object is no longer 2 to 4 m (6
to 13 ft.) away from the vehicle or in the
traveling direction of the vehicle.
● Brake control
• The Parking Support Brake is disabled.
• Approximately 2 seconds have elapsed
since the vehicle was stopped by brake
control.
• The brake pedal is depressed after the
vehicle is stopped by brake control.
• The static object is no longer 2 to 4 m (6
to 13 ft.) away from the vehicle or in the
traveling direction of the vehicle.
Detection range of the Parking Support
■
Brake function (static objects)
The detection range of the Parking Support
Brake function (static objects) differs from
the detection range of the Lexus parking
assist-sensor. (P.302) Therefore, even if
the Lexus parking assist-sensor detects an
object and provides a warning, the Parking
Support Brake function (static objects) may
not start operating.
Objects that the Parking Support Brake
■
function (static objects) may not detect
The sensors may not be able to detect cer-
tain objects, such as the following:
● Pedestrian
Cotton cloth, snow, and other materials
●
that are poor reflectors of ultrasonic
waves
● Objects which are not perpendicular to
the ground, are not perpendicular to the
traveling direction of the vehicle, are
uneven or are waving
Low objects
●
● Thin objects such as wires, fences, ropes
and signposts
Objects that are extremely close to the
●
bumper
● Sharply-angled objects
● Tall objects with upper sections project-
ing outwards in the direction of your vehi-
4-5. Using the driving support systems
cle
Situations in which the Parking Support
■
Brake function (static objects) may not
operate
When driving with the shift lever in N
Lexus parking assist-sensor buzzer
■
Regardless of whether the Lexus parking
assist-sensor function is enabled or not
(P.299), if the Parking Support Brake
function (static objects) is enabled
(P.313), the front or rear sensors detect
an object and brake control is performed,
the Lexus parking assist-sensor buzzer will
sound to notify the driver of the approxi-
mate distance to the object.
■ Situations in which the Parking Support
Brake function (static objects) may
operate even if there is no possibility of a
collision
In some situations, such as the following, the
Parking Support Brake function (static
objects) may operate even though there is
no possibility of a collision.
● Vehicle surroundings
• When driving on a narrow road
• When driving on a gravel road or in an
area with tall grass
• When driving toward a banner, flag, low-
hanging branch or boom barrier (such as
those used at railroad crossings, toll gates
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