2008 Lexus RX 400h Owners Manual - Page 163

2-4. Using other driving systems Example of follow-up cruising (when following a vehicle driving slower than the set speed): When the speed is set to 62 mph (100 km/h) and the vehicle ahead is driving at 50 mph (80 km/h) The system continues follow-up cruising while adjusting for changes in the speed of the vehicle ahead in order to maintain the vehicle-to-vehicle distance set by the driver. Example of acceleration (when there are no longer vehicles driving slower than the set speed in the lane ahead): When the speed is set to 62 mph (100 km/h) and the vehicle ahead driving at 50 mph (80 km/h) is out of the lane When the vehicle ahead of you executes a lane change, the system slowly accelerates until the set vehicle speed is reached. The system then returns to fixed speed cruising. 2 When driving n Fine adjustment of the set speed Adjustment of the set speed by the following speed can be made by lightly pressing the lever up or down and releasing it. In the constant speed control mode: Approximately 1.0 mph (1.6 km/h) In the vehicle-to-vehicle distance control mode: U.S.A.: Approximately 5 mph (8 km/h) Canada: Approximately 3 mph (5 km/h) n Dynamic laser cruise control warning lights, display and buzzers Warning lights, display and buzzers are used to indicate a system malfunction or to alert you to the need for caution while driving. (→P. 398) n The dynamic laser cruise can be set when l The shift lever is in D. l Vehicle speed is between approximately 27 mph (45 km/h) and 85 mph (135 km/h). n Accelerating The vehicle can be accelerated normally. 165