The fuel pump on Mx3 is located under the back seat, just pull it off its holded by clips, then you will be able to remove the small metal cover to access the fuel pump, you dont need to remove the tank from the car although its easier to work on.
Under the back seat
The fuel pressure regulator is located on the fuel rail of the vehicle.
in engine bay fuse board
The fuel pressure regulator is located on the fuel rail of the vehicle. It should be on the head closest to the front of the vehicle.
By regulating the fuel pressure
A 1993 Mazda MX-3 does not have an inertia switch. If anything is wrong with what would normally be the inertia switch, the fuel pump may be faulty.
its on the fire wall
Your Mazda MX3 might die when turning right and low on fuel because of a damaged or bent float in the fuel tank. It might also die because of clogged fuel injectors or a clogged fuel filter that becomes more obvious when fuel is low.
its located on the floor behind the consol underneath the dash
its located behind the front bumper by the passenger side headlight
Change your spark plugs. Bosch super plus.