Lexus 2004 LS430 Owner's Manual page 348

STARTING AND DRIVING
31L358a
" Inside view
1 Master warning light 2 Multi-information display
3 Cruise control lever
4 DISP2 switch (for changing vehicle-to-vehicle
distance)
5 "CRUISE" indicator light
The dynamic radar/laser cruise control function has 2 cruise
control modes: vehicle-to-vehicle distance control mode for
maintaining an appropriate distance between vehicles, and a
conventional (fixed speed) cruise control mode for cruising at
preset speeds.
328
CAUTION
Always drive carefully and attentively when using either
cruise control mode. Read and understand the Owner's
Manual thoroughly before using the cruise control. To
avoid serious injury or death, do not rely on the system
to avoid accidents or to control the vehicle's speed in
emergency situations. Do not use cruise control except
in appropriate road and traffic conditions.