2006 Lexus GS 300 Owners Manual - Page 446

STARTING AND DRIVING Vehicle stability control failure warning HILL−START ASSIST CONTROL SYSTEM The hill−start assist control system assists you in starting to move up a steep or slippery hill. When you start to move up the hill slope, the system helps to prevent the vehicle from rolling backward in the interval while you move your foot from the brake pedal to the accelerator pedal. G31039 CAUTION " 1 GS430 2 GS300 D Do not rely excessively on the hill−start assist control system. The vehicle may not be able to start smoothly on road surfaces or off−road surfaces such as extremely steep slopes or icy roads, on which sliding can occur very easily. D Do not use the hill−start assist control system to stop the vehicle. This system is not designed for stopping the vehicle on an uphill slope. If the vehicle stability control system malfunctions, the slip indicator light (two−wheel drive models only) and brake system warning light (yellow) come on. At this time, the above message appears. (GS430 only-In some cases, the multi − information display shows either "CHECK VSC" or "CHECK ECB" only.) If the message appears, the vehicle stability control system, traction control system and hill−start assist control system do not work. Although it is no problem to continue driving, have your vehicle checked by your Lexus dealer as soon as possible. 422