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:
Restoring the use of the rear seat
Versions with single seat
Perform operations in a reverse order with respect to what previously described
for the boot extension operation. To prevent buckles from remaining positioned below
th ...
Front and side air bags
The car is fitted with driver’s air bag. As optional it can be fitted with passenger’s
air bag, side bags and window bag.
The front air bag (driver and passenger) has been designed to protect the o ...
Interiors
Periodically check that water is not trapped under the mats (due to water dripping
off shoes, umbrellas, etc.) which could cause oxidisation of the sheet metal.
CLEANING SEATS AND FABRIC AND VELVET ...