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Operation conditions
Operation starting conditions
■
When the ICS OFF indicator is not illuminated or flashing (P. 448,
662) and all of the following conditions are met, the system operates.
Hybrid system output restriction control
● The Intelligent Clearance Sonar is on.
● The vehicle speed is 10 mph (15 km/h) or less.
● There is an obstacle in the traveling direction of the vehicle (6 to
13 ft. [2 to 4 m ahead]).
● The system determined that a stronger-than-normal brake opera-
tion was necessary to avoid a collision.
Brake control
● Hybrid system output restriction control is being performed.
● The system determined that an emergency brake operation was
necessary to avoid a collision.
Operation ending conditions
■
In any of the following situations, the system stops operating.
Hybrid system output restriction control
● The Intelligent Clearance Sonar function has been turned off
(stopped).
● The collision became avoidable with normal brake operation.
● The obstacle is no longer in the traveling direction of the vehicle
(6 to 13 ft. [2 to 4 m ahead]).
Brake control
● The Intelligent Clearance Sonar function has been turned off
(stopped).
● Approximately 2 seconds elapsed after the vehicle was stopped
by brake control.
● The brake pedal was depressed after the vehicle was stopped by
brake control.
● The obstacle is no longer in the traveling direction of the vehicle
(6 to 13 ft. [2 to 4 m ahead]).
PRIUS PRIME_OM_OM47D13U_(U)
5-5. Using the driving support systems
443
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