TOYOTA 2011 Tundra - Manual (Page 249)

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2-4. Using other driving systems
2
Wh
en drivin
g
Front corner sensors
n When two or more obstacles are detected simultaneously
The buzzer system responds to the nearest zone.
n When multiple obstacles are detected in front and behind the
vehicle at the same time
The buzzer will change in the following manner.
l If an obstacle has been detected within 15.7 in. (400 mm) of the
front or 33.5 in. (850 mm) in rear of the vehicle (a continuous
buzzer is sounding), and a new obstacle is detected at the other
end of the vehicle, the buzzer will sound 7 times then one contin-
uous buzzer.
l If an obstacle has been detected within 15.7 in. (400 mm) of the
front or 33.5 in. (850 mm) in rear of the vehicle (a continuous
buzzer is sounding), and a new obstacle is detected in the same
way at the other end of the vehicle, the buzzer will sound 3 times
then one continuous buzzer.
Zone
Distance
shown as
in in. (mm)
Indicator
and buzzer
Far
Approximately
23.6—15.7
(600—400)
Intermittent
Mid
Approximately
15.7—9.8
(400—250)
Fast
intermittent
Near
Approximately
9.8 (250) or
less
Continuous