2005 Lexus GX 470 Owners Manual - Page 463
2005 Lexus GX 470 Manual
Page 463 highlights
STARTING AND DRIVING "VSC TRAC" warning light If the "VSC TRAC" warning light comes on, there may be an abnormality in any of the following systems in addition to the downhill assist control system. D Hill-start assist control 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. If there is any abnormality in the system, the "VSC TRAC" warning light will come on. When the "DAC" switch is pushed, the downhill assist control system indicator light also flash. 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 system does not work. However, as normal braking operates when being applied, it 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". D The warning light comes on while driving. 438