2011 Lexus IS 350 User Guide - Page 210
2011 Lexus IS 350 Manual
Page 210 highlights
2-4. Using other driving systems n Conditions that may trigger the system even if there is no possibility of collision l When there is an object by the roadside at the entrance to a curve l When passing an oncoming vehicle on a curve l When driving over a narrow iron bridge l When there is a metal object on the road surface l When driving on an uneven road surface l When passing an oncoming vehicle on a left-turn l When your vehicle rapidly closes on the vehicle in front l When a grade separation/interchange, sign, billboard, or other structure 2 appears to be directly in the vehicle's line of travel. l When climbing a steep hill causes an overhead billboard or other metallic struc- When driving ture to appear directly in the vehicle's line of travel. l When an extreme change in vehicle height occurs l When the axis of the radar is out of adjustment l When passing through certain toll gates When the system is activated in the situations described above there is also a possibility that the seat belts will retract quickly and the brakes will be applied with a force greater than normal. When the seat belt is locked in the retracted position, stop the vehicle in a safe place, release the seat belt and refasten. n Automatic cancelation of the pre-collision system When a malfunction occurs due to sensor contamination, etc. that results in the sensors being unable to detect obstacles, the pre-collision system will be automatically disabled. In this case, the system will not activate even if there is a collision possibility. n When there is a malfunction in the system Warning lights and/or warning messages will turn on or flash. (→P. 483, 492) 217