Pcs (Pre-Collision System) - Toyota 2015 Sienna Manual

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4-5. Using the driving support systems

PCS (Pre-Collision System)

When the radar sensor detects possibility of a frontal collision,

the pre-collision system such as the brakes and seat belts are

automatically engaged to lessen impact as well as vehicle dam-

Pre-collision warning

When a high possibility of a

frontal collision is detected, the

pre-collision system warning

light flashes, a buzzer sounds

and a message is shown on the

multi-information

urge the driver to take evasive

Pre-collision seat belts (front seat belts only)

If the pre-collision sensor detects that a collision is unavoidable, the

pre-collision system will retract the seat belt before the collision

occurs. The same will happen if the driver makes an emergency

braking or loses control of the vehicle. (P. 31)

However, when the VSC system is disabled, the system will not

operate in the event of skidding.

Pre-collision brake assist

When there is a high possibility of a frontal collision, the system

applies greater braking force in relation to how strongly the brake

pedal is depressed.

The system may not warn the driver using a warning light, warning

display and buzzer when the system detects and judges braking

SIENNA_OM_01999-08001_(U)

: If equipped