2008 Toyota 4Runner Owners Manual - Page 237

07 12.25 z If your vehicle gets ditched, turn off the rear height control air suspension with the "HEIGHT CONTROL OFF" switch. Otherwise, the vehicle height may change because of the automatic leveling function resulting in an unexpected accident. CY16018 CY16019 (e) Height control indicator lights 1. Height control indicator lights 2. Height control "OFF" indicator light When the engine switch is turned on, all the indicator lights come on. The indicator light showing the present mode only remains on and all other lights go off after a few seconds. This means the system operates correctly. If you change the vehicle height mode, the indicator lights change as follows: When changing the vehicle height from the "N" mode to "HI": 1. The "N" mode indicator light goes off and the "HI" mode indicator light blinks. 2. After the vehicle height control reaches the "HI" mode, the "HI" mode indicator light remains on. If the underbody of the vehicle has touched the surface on bumpy roads or the area around the rear suspension is coated with ice, the vehicle height cannot be lowered with the height select switch. The height control indicator lights change as follows: 195