Fuel Return Line: Description and Operation

The fuel lines consist of a delivery line, return line, and an evaporation line.
- The delivery line supplies fuel from the fuel tank to the intake manifold and consists of a pump filter, fuel pump and fuel filter.
- The return line returns excess fuel to the fuel tank via the pressure regulator to maintain a constant level of fuel pressure.
- The evaporation line consists of a purge control solenoid valve, two-way valve and canister. Two fuel cut valves are additionally provided.
- The fuel tank is equipped with a jet pump so that the fuel level of both fuel tank chambers can always be kept equal.
- For evaporation line, refer to fuel delivery and air induction.