VALVE SYSTEM OF VEHICLE FUEL PUMP

A valve system of a vehicle fuel pump includes: a reservoir cup disposed within a fuel tank storing fuel in the reservoir cup; a fuel pump configured to pump fuel from the reservoir cup to the engine while supplying fuel to a jet pump through a first discharge port; a jet pump configured to charge the reservoir cup with fuel by drawing fuel from the fuel tank by using a pressure of fuel supplied by the fuel pump; and a jet pump control valve disposed on the first discharge port and configured to control a flow of fuel discharged from the fuel pump to the jet pump.