Lexus 2013 IS250C, Руководство пользователя

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2-4. Using other driving systems
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The pre-collision system is operational when
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Pre-collision seat belt (type A)
• Vehicle speed is above 4 mph (5 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle is
greater than 19 to 25 mph (30 to 40 km/h).
• The front occupants are wearing a seat belt.
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Pre-collision seat belts (type B)
• Vehicle speed exceeds 19 mph (30 km/h).
• The system detects sudden braking or skidding.
• The front occupants are wearing a seat belt.
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Pre-collision brake Assist
• Vehicle speed is above 19 mph (30 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle is
greater than 19 to 25 mph (30 to 40 km/h).
• The brake pedal is depressed.
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Pre-collision braking:
• The pre-collision braking function is activated.
• Vehicle speed is above 10 mph (1 5 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle is
greater than 10 mph (15 km/h).
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Situations in which the pre-collision system does not function properly
The system may not function effectively in situations such as the following:
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On roads with sharp bends or uneven surfaces
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If a vehicle suddenly moves in front of your vehicle, such as at an intersection
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If a vehicle suddenly cuts in front of your vehicle, such as when overtaking
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In inclement weather such as heavy rain, fog, snow or sand storms
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When your vehicle is skidding with the VSC system off
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When an extreme change in vehicle height occurs
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When the axis of the radar is out of adjustment