2010 Lexus ES 350 Owners Manual - Page 234

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2-4. Using other driving systems

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The pre-collision system is operational when

●

Pre-collision seat belt (linked to the radar sensor)

°

Vehicle speed is above 3 mph (5 km/h).

° The speed at which your vehicle is approaching the obstacle or oncoming

vehicle exceeds 18 mph (30 km/h).

°

The front occupants are wearing a seat belt.

●

Pre-collision seat belts (linked to brake operation)

°

Vehicle speed is above 9 mph (15 km/h).

°

The system detects sudden braking or skidding.

°

The front occupants are wearing a seat belt.

●

Pre-collision brake assist

°

Vehicle speed is above 18 mph (30 km/h).

°

The speed at which your vehicle is approaching the obstacle or the vehicle is

greater than about 18 mph (30 km/h).

°

The brake pedal is depressed.

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Conditions that may trigger the system even if there is no danger of collision

●

When there is an object by the roadside at the entrance to a curve

●

When passing an oncoming vehicle on a curve

●

When driving over a narrow iron bridge

●

When there is a metal object on the road surface

●

When there is a metal plate in the road in front of the vehicle on a downhill slope

●

When there is a metal object such as a sign board in front of the vehicle on an

uphill slope

●

When driving on an uneven road surface

●

When passing an oncoming vehicle on a left-turn

●

When your vehicle rapidly closes on the vehicle in front

●

When your vehicle is skidding with the VSC system off

When the system is activated in the situations described above there is also a possi-

bility that the seat belts will retract quickly and the brakes will be applied with a force

greater than normal. When the seat belt is locked in the retracted position, stop the

vehicle in a safe place, release the seat belt and refasten.

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When there is a malfunction in the system

Warning lights and/or warning messages will turn on or flash. (

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P. 441, 451)