2005 Lexus LS 430 Owners Manual - Page 142

GAUGES, METERS AND SERVICE REMINDER INDICATORS 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 master warning light comes on, the "CRUISE" indicator light flashes, and a warning tone sounds. At this time 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 In the following cases, the dynamic radar/laser cruise control switches to the "RADAR READY" mode: Dynamic radar cruise control- D The driving pattern selector switch is changed to the "normal" or "power" position. D The wipers are stopped or are switched to low speed or intermittent operation. (Including intermittent and stopped wipers in the "AUTO" position) In the above conditions, press the control lever upward in the "RES/ACC" direction and release it. The dynamic radar cruise control will be restored, however, even after the weather clears, if the setting operation cannot be performed or if the warning message still appears, the system might have malfunctioned. Although it is no problem to continue driving, contact your Lexus dealer. 103