Located in the fuel tank.
The fuel pump in the 1998 Plymouth neon is located inside the gas tank.
the fuel filter is located on top of the gas tank.
The filter is located in the pump, on the gas tank.
It is above the inboard side of the fuel tank.
Bad fuel filter
Underneath the car near the gas tank on the passenger side.
The regulator is part of the fuel pump assembly located in the fuel tank.
I believe 12.5 Gallons, that's what my 2000 Plymouth Neon LX has, which is basically the same and I certain they would have the same size fuel tanks.
yes the dodge neon have fuel injection
under middle of car