2009 Infiniti FX50 Owner's Manual - Page 368

A The IBA system uses a distance sensor * located below the front bumper to measure the distance to the vehicle ahead. When the system judges that your vehicle is getting close to the vehicle ahead in the traveling lane, the vehicle ahead detection indicator light on the instrument panel blinks and a warning chime sounds. . - Oncoming vehicles in the same lane The system will not detect another vehicle under the following conditions: - When the sensor gets dirty and it is impossible to detect the distance from the vehicle ahead. - When driving into a strong light (i.e., sunlight) The sensor generally detects the signals returned from the reflectors on a vehicle ahead. Therefore, the system may not function properly under the following conditions: - When the reflectors of the vehicle ahead are positioned high or close to each other (including a small vehicle such as motorcycles). - When the sensor gets dirty and it is impossible to detect the distance from the vehicle ahead. - When the reflectors on the vehicle ahead are missing, damaged or covered. - When the reflectors of the vehicle ahead are covered with dirt, snow or road spray. - When visibility is low (such as rain, fog, snow, etc.). Starting and driving The IBA system will be turned on/off by pushing the IBA OFF switch. The IBA OFF indicator light display will illuminate when the system is turned off. . PRECAUTIONS ON IBA SYSTEM SSD0738 WARNING . The IBA system is not a collision avoidance system. It is the driver's responsibility to stay alert, drive safely and be in control of the vehicle at all times. As there is a performance limit, the system may not provide a warning or braking in certain conditions. The system will not detect the following objects: - Pedestrians, animals or obstacles in the roadway . . SSD0749 Vehicle ahead detection indicator light 5-65