See also:

4-Wheel AHC (Active Height Control Suspension)
4-Wheel AHC adjusts the vehicle height in accordance with driving conditions. To select a height mode, shift the height select switch forward or backward. HI (high mode): For driving bumpy road ...

If your vehicle fails a smog-check test
If your vehicle fails a smog-check test, you may make a claim under the Emission Performance Warranty. To do so, take your vehicle to an authorized Lexus dealership and present a copy of the smog ...

Selecting conventional constant speed control mode
Constant speed control mode differs from vehicle-to-vehicle distance control mode. When constant speed control mode is selected, your vehi- cle will maintain a set speed regardless of whether or n ...