2009 Toyota Sequoia Owners Manual - Page 246

2-4. Using other driving systems n Automatic leveling function Regardless of the number of occupants or the luggage load, vehicle height in any mode is always adjusted to a fixed height by the automatic leveling function. n When HI mode is selected The vehicle height will change to N mode when driving at the speeds of 18 mph (30 km/h). n When LO mode is selected l The vehicle height will change to N mode when vehicle speed exceeds 7 mph (12 km/h). l This mode allows for easy access to the vehicle (getting in and out) and easy loading and unloading. n The electronically modulated air suspension will not operate in the following cases: l The underbody of the vehicle is touching the surface of the road. l The area around the suspension is covered with ice. The height control indicators will blink, turn off and then turn on continuously to indicate that the electronically modulated air suspension is not operational. To re-enable operation, turn off the engine and then restart it. n Even if you hear an operating noise This does not indicate a problem in the electronically modulated air suspension. n If there is a problem somewhere in the electronically modulated air suspension The height control MAN. indicator will behave as follows: l The indicator will not come on when the engine switch is turned on. l The indicator will blink. Although the vehicle may be driven, have the vehicle inspected by your Toyota dealer. 212