2006 Lexus GS 300 Owners Manual - Page 102

GAUGES, METERS AND SERVICE REMINDER INDICATORS At this time, vibration may occur. However, if you depress the accelerator pedal more firmly and slowly, you can drive your vehicle at low speeds. Have your vehicle checked by your Lexus dealer as soon as possible. Even if the abnormality of the electronic throttle control system is corrected during low speed driving, the system may not be recovered until the engine is stopped and the engine switch is selected in "ACC" or "OFF" mode. Emissions inspection and maintenance (I/M) programs Your vehicle may not pass a state emission inspection if the malfunction indicator lamp remains on. Contact your Lexus dealer to check your vehicle's emission control system and OBD (On−Board Diagnostics) system before taking your vehicle for the inspection. For details, see "Emissions inspection and maintenance (I/M) programs" on page 497. (i) "ABS" Warning Light The light comes on when the engine switch is selected in "IG−ON" mode. GS430-If the anti−lock brake system and the brake assist system work properly, the light turns off in a few seconds after the engine is started. Thereafter, if either system malfunctions, the light comes on again. GS300-If the anti−lock brake system and the brake assist system work properly, the light turns off in a few seconds after the engine switch is selected in "IG−ON" mode. Thereafter, if either system malfunctions, the light comes on again. When the "ABS" warning light is on, the anti−lock brake system and the brake assist system do not operate, but the brake system still operates conventionally. If either of the following conditions occur, this indicates a malfunction somewhere in the components monitored by the warning light system. Contact your Lexus dealer as soon as possible to service the vehicle. D The light does not come on when the engine switch is selected in "IG−ON" mode. D The light remains on after the engine is started (GS430), or remains on after the engine switch is selected in "IG−ON" mode (GS300). D The light comes on while you are driving. A warning light turning on briefly during operation does not indicate a problem. (h) Master Warning Light If any system malfunctions, this warning light comes on or flashes together with a warning tone, and a warning message appears on the multi−information display. When the cause of the problem is eliminated, the warning tone and message on the display will turn off. 78