See also:

Unleaded gasoline
The neck of the fuel filler pipe is designed to accept only an unleaded gasoline filler nozzle. Under no circumstances should leaded gasoline be used because it will damage the emission control sy ...

Lubrication oil circulation in the refrigerant circuit
Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. ...

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 ...