Toyota 2008 FJ Cruiser Owner's Manual page 164

2-4. Using other driving systems
Intuitive parking assist switch
n
The distance and buzzer
When a sensor detects an obstacle, the buzzer sounds.
Distance shown
as
Buzzer
140
4.9 to 3.3 ft.
(150 to 100 cm)
Medium
ON/OFF
When on, the buzzer sounds
to inform the driver that the
system is operational. At this
time, the indicator light will
come on.
Press the button to switch the
ON/OFF mode.
3.3 to 1.6 ft.
(100 to 50 cm)
Fast
1.6 ft.
(50 cm)
Continuous