2003 Lexus LX 470 User Guide 2 - Page 270

STARTING AND DRIVING NOTICE The normal mode is automatically selected when the vehicle begins to move in the low mode. So be careful when you drive in any place where the overhead height is limited. f = The mode can be selected.  = The mode cannot be selected. Low mode At vehicle stoppage Under about 30 km/h (19 mph) About 30 km/h (19 mph) or over f   Normal mode f f f High mode f f  (b) Automatic leveling function Regardless of the number of occupants or the luggage loading condition, the vehicle height is always automatically adjusted to a fixed height in any mode. However, the vehicle height cannot be raised if the vehicle load exceeds the limits. (See page 253.) In the following cases the active height control suspension does not operate even if the above conditions are all met. D The brake pedal has been depressed for longer than about 5 seconds with the vehicle stopped. D The suspension fluid temperature is lower than -30 _C (-22_F). If the engine is warmed up, the suspension fluid temperature will be raised as the inside of the engine compartment becomes warmer. Then the active height control suspension becomes operable. D Driving on bumpy roads, which may cause the suspension to fully elongate. D The steering wheel is operated abruptly more than 3/4 turn with center differential lock system activated. (c) Vehicle height mode changing condition To change the vehicle height, it is necessary to meet the following 3 conditions. D The engine should be running. D All the side doors and back door should be closed. D The height control "OFF" indicator light should go off. When selecting a mode with the four-wheel drive control lever at "H", there is a vehicle speed limit. Refer to the following table. 252