2003 Lexus GX 470 Owners Manual - Page 814

STARTING AND DRIVING The height control indicator light indicates which mode is selected. (See "(e) Height control indicator light" described below.) D Selecting the "HI" mode Push the height select switch on the "Y" side when the vehicle speed is under about 30 km/h (19 mph). To change the "N" mode to "HI": Push the switch once. To change the "LO" mode to "HI": Push the switch twice. It takes about 30 seconds until the "LO" mode changes to the "HI" mode. D Selecting the "N" mode To change the "HI" mode to "N": Push the height select switch on the "B" side once. To change the "LO" mode to "N": Push the height select switch on the "Y" side once. D Selecting the "LO" mode Push the height select switch on the "B" side while the vehicle is stopped. To change the "N" mode to "LO": Push the switch once. To change the "HI" mode to "LO": Push the switch twice. Even if the engine is stopped while the vehicle height is being lowered, the operation continues for up to 25 seconds. If within this 25 seconds, any of the side doors or the back door is opened, operation will continue for a further 15 seconds. NOTICE D If the vehicle height is changed frequently when the vehicle is heavily loaded, the compressor may overheat causing the vehicle height adjustment operation to stop. D Before you lower the vehicle height with the height select switch, check under the vehicle to make sure nothing to damage the vehicle or no one to be injured is there and that the underbody of the vehicle does not touch the ground. D After unloading, the height of a vehicle equipped with the rear height control air suspension becomes slightly higher than the normal vehicle height. Take sufficient care where the overhead height is restricted. D Do not select the "LO" mode in the bumpy roads. If the underbody of the vehicle touches the rugged road surface, the vehicle may be damaged. 317