Lexus GS430 User Manual page 109

D Available driving distance
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The available driving distance is calculated and displayed
depending on the amount of remaining fuel.
D Average fuel consumption after refueling
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The average fuel consumption after refueling is
calculated and displayed based on the total driving
distance and the total fuel consumption after refueling.
The value is updated every 10 seconds.
When refueling, be sure to stop your vehicle and turn the
engine switch off.
The average fuel consumption could not be calculated in either
of the following cases:
D Refueled by opening the fuel filler door using the manual
lever in the trunk
D Refueled with a small quantity of gasoline
GAUGES, METERS AND SERVICE REMINDER INDICATORS
D Current fuel consumption
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The current fuel consumption is calculated and displayed
based on the driving distance and the fuel consumption
at 20 revolutions of the engine.
The value is updated every 0.5 seconds.
If you are driving at low speeds just before stopping, the
accurate figure may not be shown.
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