2003 Toyota 4Runner Owners Manual - Page 1262

'03 4Runner_U (L/O 0305) 1. The present mode indicator light goes off and the selected mode indicator light blinks. 2. The selected mode indicator light goes off. (The vehicle height does not change.) The present mode indicator light comes on again. In this case, even if the vehicle is moved to its usual location or the ice is removed and the height select switch is pressed, vehicle height control cannot be operated. Turn off the engine once and then restart it. (e) Height control indicator lights 1. Height control indicator lights 2. Height control "OFF" indicator light When the ignition 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: Height control "OFF" indicator light: When the ignition switch is turned on, this light comes on. If it goes out after a few seconds, the rear height control air suspension operates correctly. If you push the "HEIGHT CONTROL OFF" switch, the rear height control air suspension is turned off. The height control "OFF" indicator light comes on. In the following cases, there is a problem somewhere in the rear height control air suspension. Although there is no problem to continue normal driving, have the rear height control air suspension checked by your Toyota dealer as soon as possible. 162 2003 4RUNNER from Apr. '03 Prod. (OM35820U)