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:
Change Engine Oil Indicator System
Change Engine Oil
Your vehicle is equipped with an engine oil change indicator system. The “Change
Engine Oil” message will flash in the EVIC display for approximately 10 seconds
after a single c ...
Multifunction display
The “Multifunction display” shows all the useful information necessary when driving,
more particularly: ...
Underhood Fuses
The Front Distribution Unit is located on the right side of the engine compartment,
next to the battery. To access the fuses, press the release tabs and remove the
cover.
Front Distribution
...