2004 Lexus LS 430 User Guide - Page 366

STARTING AND DRIVING w279 Dynamic radar cruise control- If the system cannot easily measure the vehicle-to-vehicle distance because of a dirty millimeter wave radar sensor or grille cover while the dynamic radar cruise control is on, the above message appears. If this message appears, clean the sensor and grille cover with a soft cloth and try setting the preset speed again. If the dirt is removed without cleaning, the system will automatically enter the "RADAR READY" mode. If the system does not enter the "RADAR READY" mode even after cleaning or the message remains on the display, the system might be malfunctioning. Although it is no problem to continue driving, contact your Lexus dealer. Dynamic laser cruise control- If the system cannot easily measure the vehicle-to-vehicle distance because of a dirty laser radar sensor glass while the dynamic laser cruise control is on, the above message appears. If this message appears, clean the sensor glass with a soft cloth and try setting the preset speed again. If the dirt is removed without cleaning, the system will automatically enter the "RADAR READY" mode. If the system does not enter the "RADAR READY" mode even after cleaning or the message remains on the display, the system might be malfunctioning. Although it is no problem to continue driving, contact your Lexus dealer. w280 If the system cannot easily measure the vehicle- to- vehicle distance because of the following conditions while the dynamic radar/laser cruise control is on, the above message appears. Dynamic radar cruise control- D The driving pattern selector switch is set to the "SNOW" mode. D It is determined that it is difficult to make a measurement because of bad weather (such as extremely hot weather) D The wipers are operated at high speed with the wiper lever in the "AUTO" position Dynamic laser cruise control- D The driving pattern selector switch is set to the "SNOW" mode. D It is determined that it is difficult to make a measurement because of bad weather (such as rainy, foggy, or snowy weather) D The wipers are operated at high or low speeds with the wiper lever in the "AUTO" position. D Direct sunlight from the front 348