2012 Lexus HS 250h Owners Manual - Page 247
2012 Lexus HS 250h Manual
Page 247 highlights
2-4. Using other driving systems Driver monitor sensor (if equipped) The driver monitor sensor detects the direction the driver is facing. The system determines whether the driver is facing forward. 2 When driving
247
2-4. Using other driving systems
2
When driving
Driver monitor sensor (if equipped)
The driver monitor sensor detects
the direction the driver is facing.
The system determines whether
the driver is facing forward.
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The pre-collision seat belts are operational when
Pre-collision seat belts will activate in the following situations.
●
Situation 1:
°
Vehicle speed is greater than 19 mph (30 km/h).
°
The system detects sudden braking or skidding.
°
The front occupants are wearing a seat belt.
●
Situation 2:
°
Vehicle speed is greater than 4 mph (5 km/h).
° The speed at which your vehicle is approaching the obstacle or the vehicle
running ahead of you is greater than 19 mph (30 km/h).
°
The front occupants are wearing a seat belt.
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The pre-collision systems (other than seat belts) are operational when
●
Pre-collision brake assist:
°
Vehicle speed is greater than 19 mph (30 km/h).
° The speed at which your vehicle is approaching the obstacle or the vehicle
running ahead of you is greater than 19 mph (30 km/h).
°
The brake pedal is depressed.
●
Pre-collision braking:
°
The pre-collision braking off switch is not pressed.
°
Vehicle speed is greater than 10 mph (15 km/h).
° The speed at which your vehicle is approaching the obstacle or the vehicle
running ahead of you is greater than 10 mph (15 km/h).