2004 Lexus LS 430 User Guide - Page 373

STARTING AND DRIVING 5 Resuming the preset speed If the preset speed is cancelled by pulling the control lever, by depressing the brake pedal or vehicle stability control activation, pushing the lever up in the "RES/ACC" direction will restore the speed set prior to cancellation. However, once the vehicle speed falls below about 40 km/h (25 mph), the preset speed will not be resumed. ELECTRONICALLY MODULATED AIR SUSPENSION This electronically modulated air suspension adjusts the damping effect on the shock absorbers and the vehicle height. This adjustment is automatically made in response to the driving conditions to provide good riding comfort and stability in all driving conditions. (c) Conventional cruise control mode failure warning w281 If a system malfunction is detected when the conventional cruise control mode is in the ready mode or operating, the master warning light comes on, a warning tone sounds and the above message appears. If this message appears, push the main switch to turn the system off and then push it again to turn it on. If the setting still cannot be made or the same message appears again, the system might have malfunctioned. Although it is no problem to continue driving, contact your Lexus dealer. (a) Vehicle height adjustment 31L343 " 1 High position 2 Normal position This system maintains a stable vehicle height, regardless of occupants and luggage weight. Select either of the following modes using a selector switch. 355