2010 Lexus HS 250h Owners Manual - Page 166

2-2. Instrument cluster n Limitations of brightness adjustment The brightness of the instrument panel lights is automatically adjusted based on the light sensor detecting how bright the surroundings are. However, if the instrument panel brightness has been manually set to either the brightest or dimmest setting, the automatic adjustment will not be performed. n Hybrid System Indicator Eco area Eco Driving Indicator Light comes on Hybrid Eco area Eco Driving Indicator Light comes on Charge area Eco Driving Indicator Light comes on Power area Eco Driving Indicator Light turns off l By keeping the indicator needle within Eco area, environmentally-friendly driv- ing can be achieved. Hybrid Eco area shows that gasoline engine power is not being used very often.*1 l Charge area indicates regeneration*2 status. Regenerated energy will be used to charge the hybrid battery. * : The gasoline engine will automatically stop and restart under various conditions. *2: When used in this manual, "regeneration" refers to the conversion of energy created by the movement of the vehicle into electrical energy. n Customization 1 Settings (e.g. Sensitivity of the ambient light sensor used for dimming the meter lights) can be changed. (Customizable features →P. 572) NOTICE n To prevent damage to the hybrid system and its components A high engine coolant temperature warning light (→P. 492) is installed instead of an engine coolant temperature gauge. If the high engine coolant temperature warning light illuminates or flashes, the vehicle may be overheating. Immediately stop the vehicle in a safe area (→P. 541). 164