Electronically Modulated Air Suspension; Vehicle Height Adjustment; Conventional Cruise Control Mode Failure Warning - Lexus 2004 LS430 Owner's Manual

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.
(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.
STARTING AND DRIVING
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.
(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.
357