Lexus LS460 User Manual page 316

316
4-5. Using the driving support systems
The pre-collision system is operational when
■
Pre-collision warning:
●
Vehicles without camera sensors

• The pre-collision braking off switch is not pressed.
• Vehicle speed is greater than about 10 mph (15 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle run-
ning ahead of you is greater than about 10 mph (15 km/h).
Vehicles with camera sensors

• The pre-collision braking off switch is not pressed.
• Vehicle speed is greater than about 4 mph (5 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle run-
ning ahead of you is greater than about 4 mph (5 km/h).
Pre-collision seat belts (operating conditions A):
●
• Vehicle speed is greater than about 19 mph (30 km/h).
• The system detects sudden braking or skidding.
• The front occupants are wearing a seat belt.
Pre-collision seat belts (operating conditions B):
●
• Vehicle speed is greater than about 4 mph (5 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle run-
ning ahead of you is greater than about 19 mph (30 km/h).
• The front occupants are wearing a seat belt.
Pre-collision brake assist:
●
• The VSC OFF switch is not pressed.
• Vehicle speed is greater than about 19 mph (30 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle run-
ning ahead of you is greater than about 19 mph (30 km/h).
• The brake pedal is depressed.
Pre-collision braking:
●
Vehicles without camera sensors

• The pre-collision braking off switch is not pressed.
• The VSC OFF switch is not pressed.
• Vehicle speed is greater than about 10 mph (15 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle run-
ning ahead of you is greater than about 10 mph (15 km/h).
Vehicles with camera sensors

• The pre-collision braking off switch is not pressed.
• The VSC OFF switch is not pressed.
• Vehicle speed is greater than about 4 mph (5 km/h).
• The speed at which your vehicle is approaching the obstacle or the vehicle run-
ning ahead of you is greater than about 4 mph (5 km/h).
LS460/LS460L_U (OM50D48U)