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:
Manual climate control system (where provided)
The climate control system is adjusted manually.
CONTROLS fig. 78
A - Knob for operating the fan and switching the climate control system on and
off.
The climate control system can only be switch ...
Dipped beams
To change the halogen bulb, proceed as follows:
1) Remove the protection cover Bfig.
18 turning it counterclockwise;
2) Release clip A-fig. 20, remove connector B and remove the bulb C.
...
Vehicle Modifications/Alterations
WARNING!
Any modifications or alterations to this vehicle could seriously affect its
roadworthiness and safety and may lead to an accident resulting in serious injury
or death. ...