See also:

State emission testing (U.S. only)
WARNING Testing of an All-Wheel Drive vehicle must NEVER be performed on a single two-wheel dynamometer. Attempting to do so will result in uncontrolled vehicle movement and may cause an accident ...

Current fuel consumption (if equipped)
Current fuel consumption (if equipped) This indication shows the rate of fuel consumption at the present moment. ...

ECO gauge (models with type A combination meter)
The unit displayed varies depending on the model. The ECO gauge shows the difference between the average rate of fuel consumption since the trip meter was last reset and the current rate ...