2011 Lexus IS F Owners Manual - Page 194
2011 Lexus IS F Manual
Page 194 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 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- 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 When there is a malfunction in the system Warning lights and/or warning messages will turn on or flash. (→P. 453, 463) n Situations in which the pre-collision system does not function properly The system may not function effectively in situations such as the following: l On roads with sharp bends or uneven surfaces l On slippery roads such as those covered with ice or snow l If a vehicle suddenly moves in front of your vehicle, such as at an intersection l If a vehicle suddenly cuts in front of your vehicle, such as when overtaking l In inclement weather such as heavy rain, fog, snow or sand storms l When your vehicle is skidding with the VSC system off 196