2011 Lexus IS F Owners Manual - Page 193
2011 Lexus IS F Manual
Page 193 highlights
2-4. Using other driving systems n The pre-collision system is operational when l Pre-collision seat belts (type A): • Vehicle speed is above 3 mph (5 km/h). • The speed at which your vehicle is approaching the obstacle or oncoming vehicle exceeds about 19 mph (30 km/h). • The front occupants are wearing a seat belt. l 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. l 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 24 mph (30 to 40 km/h). • The brake pedal is depressed. l Pre-collision braking • The pre-collision braking function is activated. • Vehicle speed is above 9 mph (15 km/h). • The relative speed difference between your vehicle and another vehicle that is forward of your vehicle, or the speed at which your vehicle is approaching an obstacle is greater than 9 mph (15 km/h). 2 When driving 195