2006 Lexus GX 470 Owners Manual - Page 407

STARTING AND DRIVING If the system continues to operate, the buzzer sound changes from intermittent to continuous. (The continuous buzzer sounds for about 3 seconds.) At this time, the slip indicator light will come on and the hill−start assist control stops operating temporarily in order to protect the brake actuator. (Although the hill−start assist control does not operate, it is no problem to continue your driving.) The system will be automatically restored after a short time and the slip indicator light goes out. "VSC TRAC" warning light If there is any abnormality in the system, the "VSC TRAC" warning light will come on. If the system malfunctions, the "VSC TRAC" warning light will come on. If the "VSC TRAC" warning light comes on, there may be an abnormality in any of the following systems in addition to the hill−start assist control. D Downhill assist control system D Active traction control system D Vehicle stability control system When the system is normal and the ignition key is turned to "ON", the warning light will come on and will go off after a few seconds. It is not a malfunction that the warning light may stay on for 60 seconds after the ignition key is turned to the "ON" position. 382