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4-5. Using the driving support systems
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 sensor 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 vehi-
cles, or other loud noises produc-
ing 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.
●
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 prop-
erly detected
The shape of the object may pre-
vent the sensor from detecting it.
Pay particular attention to the follow-
ing objects:
●
Wires, fences, ropes, etc.
●
Cotton, snow and other materials
that absorb sound waves
●
Sharply-angled objects
●
Low objects
●
Tall objects with upper sections
projecting outwards in the direc-
tion of your vehicle
People may not be detected if they
are wearing certain types of cloth-
ing.
HIGHLANDER_U
Setting the buzzer volume
■
Adjusting the buzzer vol-
ume
The buzzer volume can be
adjusted on the multi-informa-
tion display.
Use the meter control switches
to change settings. (P.96)
1
Press
or
2
Press
or
to select and
then press and hold
3
Select the volume and then
press
.
Each time the switch is pressed,
the volume level will change
between 1, 2, and 3.
■
Muting a buzzer temporarily
A mute button will be displayed
on the multi-information display
when an object is detected. To
mute the buzzer, press
Mute will be canceled automati-
cally in the following situations:
When the shift lever is
changed.
When the vehicle speed
exceeds a certain speed.
When there is malfunction in
a sensor or the system is tem-
porarily unavailable.
When the operating function
is disabled manually.
When the engine switch is
turned off.
to select
.
.
.
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