2005 Lexus GX 470 Owners Manual - Page 457

STARTING AND DRIVING "VSC TRAC" warning light Depressing the brake pedal repeatedly may turn on the light. It is normal if it goes out after a few seconds. If the "VSC TRAC" warning light and slip indicator light comes on while driving, the active traction control system does not work. However, as normal braking operates when being applied, there is no problem to continue your driving. In the following cases, contact your Lexus dealer: D The warning light does not come on after the ignition key is turned to "ON". D The warning light remains on after the ignition key is turned to "ON". This light warns that there is a problem somewhere in the following. D Active traction control system D Vehicle stability control system D Downhill assist control system D Hill-start assist control 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. D The warning light comes on while driving. 432