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:
Maintaining Your Air Bag System
WARNING!
• Modifications to any part of the air bag system could cause it to fail when
you need it. You could be injured if the air bag system is not there to protect
you. Do not modify the comp ...
Activation/deactivation (CITY function)
To connect/disconnect the CITY function, push the button located on the central
tunnel .
Activation of this function is indicated by the word CITY on the instrument panel
(see figures beside).
...
Refuelling
To ensure full tank refuelling, carry out two top-up operations once the delivery
gun has turned off twice. Avoid further top-up operations which could cause faults
in the fuel system.
The car mu ...