2007 Lexus RX 400h Owners Manual - Page 163
2007 Lexus RX 400h Manual
Page 163 highlights
2-4. Using other driving systems n Automatically canceling vehicle-to-vehicle distance control Vehicle-to-vehicle distance control driving is automatically canceled in the following situations. l Vehicle speed falls below 25 mph (40 km/h) l VSC is activated l The sensor cannot operate correctly because it is covered in some way.* l The windshield wipers are operating at high or low speed.* *: Vehicle-to-vehicle distance control driving must be reset by turning the ON-OFF button on again. If vehicle-to-vehicle distance control driving is automatically canceled for any other reason, there may be a malfunction in the system. Contact your Lexus dealer. n Automatically cancelling constant speed control 2 When driving The set speed is automatically canceled in the following situations. l Actual vehicle speed is more than 10 mph (16 km/h) below the preset vehicle speed At this time, the memorized set speed is not retained. l Vehicle speed falls below 25 mph (40 km/h) l VSC is activated 141