[Image of Fuel Line Diagram]
Legend:
1. Fuel Tank
2. Fuel Pump
3. Fuel Filter
4. Engine
5. Fuel Injector
6. Fuel Pressure Regulator
7. Return Line
Operation:
- The fuel tank stores the fuel for the engine.
- The fuel pump draws fuel from the tank and sends it to the fuel filter.
- The fuel filter removes impurities from the fuel.
- The fuel then flows to the fuel injector, which sprays it into the engine's cylinders.
- The fuel pressure regulator controls the pressure of the fuel.
- The return line returns excess fuel to the fuel tank.