2006 Lexus GS 300 Owners Manual - Page 1070

STARTING AND DRIVING ADAPTIVE VARIABLE SUSPENSION SYSTEM (GS430 only) TRACTION CONTROL SYSTEM The traction control system automatically helps prevent the spinning of drive wheels when the vehicle is started or accelerated on slippery road surfaces. When the engine switch is selected in "IG−ON" mode, the system automatically turns on. G31041 CAUTION Under certain slippery road conditions, full traction of the vehicle and power against drive wheels cannot be maintained, even though the traction control system is in operation. Do not drive the vehicle under any speed or maneuvering conditions which may cause the vehicle to lose traction control. In situations where the road surface is covered with ice or snow, your vehicle should be fitted with snow tires or tire chains. Always drive at an appropriate and cautious speed for the present road conditions. " 1 Sport position 2 Normal position The adaptive variable suspension system controls the suspension according to the road and driving conditions. Selecting an optimum driving mode allows good vehicle posture and steering wheel operation in conjunction with variable gear ratio steering system and electric power steering system. Sport mode: Suitable for sporty type driving, such as on winding mountain roads and high speed driving. Normal mode: Suitable for ordinary driving. To turn on the sport mode, push the selector switch on the "SPORT" side. The indicator comes on in the instrument cluster. To change to the normal mode, push the switch to the "NORM" side. 424