2006 Lexus LS 430 Owners Manual - Page 157
2006 Lexus LS 430 Manual
Page 157 highlights
2-4. Using other driving systems Pre-collision system (if equipped) The vehicle reacts to a frontal collision the instant before it happens using following components. n Pre-collision sensor Uses the radar to detect possible obstacles ahead. Sensors then determine in advance whether a crash is unavoidable. n Pre-collision seat belts (Front seat belts only) Helps enhance their restraint performance by quickly retracting if an accident is calculated to be inevitable. 2 n Pre-collision brake assist system Once an accident is calculated to be inevitable, increased braking force will be applied once the brake pedal is pressed. When driving n Electronically modulated air suspension control Once an accident is calculated to be inevitable, the vehicle adjusts the damping action of the shock absorbers to help keep the vehicle level. n The pre-collision system may not operate effectively in the following situations: l When traveling through a curve with objects on the edge of the road. l When traveling through a curve with another vehicle passing in the opposite direction. l Narrow iron bridges. l Metallic objects on the road. l A steel plate on the road (e.g., at a construction site). l When waiting to turn to the left in an intersection with another vehicle passing in the opposite direction. l If your vehicle approaches another vehicle ahead very quickly. 143