2009 Infiniti FX50 Owner's Manual - Page 366

. - When there is a highly reflective object near the vehicle ahead (i.e., being very close to another vehicle, signboard, etc.) - When you are towing a trailer. Depending on certain road conditions (curved or beginning of a curve), vehicle conditions (steering position or vehicle position), or the preceding vehicle's conditions (position in lane, etc.), the system may not function properly. The system may detect highly reflective objects such as reflectors, signs, white markers, and other stationary objects on the road or near the traveling lane and provide unnecessary warning. The system may not function in offset conditions. The system may not function when the distance to the vehicle ahead is extremely close. The system is designed to automatically check the sensor's functionality. If the sensor is covered with ice, a transparent or translucent plastic bag, etc., the system may not detect them. In these instances the system may not be able to warn the driver properly. Be sure to check and clean the sensor regularly. . Excessive noise will interfere with the warning chime sound, and the chime may not be heard. A sudden appearance of a vehicle in front (i.e., it abruptly cuts in) may not be detected and the system may not warn the driver soon enough. The system will be cancelled automatically with a beep sound and the IBA OFF indicator light will illuminate under the following conditions: - When the sensor window is dirty - When the system malfunctions SSD0748 A If the IBA OFF indicator light * illuminates with a beep sound, pull off the road to a safe location, stop the vehicle and turn the engine off. Check to see if the sensor window is dirty. If the sensor window is dirty, clean it with a soft cloth and restart the engine. If the sensor window is not dirty, restart the engine. If the IBA OFF indicator light continues to illuminate even if the IBA system is turned on with the IBA B OFF switch * , have the system checked by an INFINITI dealer. . . . . . To turn on the IBA system, see "INTELLIGENT BRAKE ASSIST (IBA) SYSTEM" later in this section. Starting and driving 5-63