All gasoline sold in the United States is required to contain effective detergent additives. Use of additional detergents or other additives is not needed under normal conditions and would result in additional cost. Therefore you should not have to add anything to the fuel.
See also:
Electronic Stability Control (ESC)
This system enhances directional control and stability of the vehicle under various
driving conditions. ESC corrects for oversteering or understeering of the vehicle
by applying the brake of the a ...
4. Low Fuel Light
When the fuel level reaches approximately 1.0 gallon (3.8L) this light will turn
on, and remain on until fuel is added. ...
“Consumption unit” (Consump.)
This function enables to select the unit of measure for fuel consumption (km/l,
l/100 km or mpg) according to the previously set distance unit (km or mi, see previous
paragraph “Distance unit”). T ...