Fuel Pump

Disconnect "fuel level sensor unit and fuel pump" harness connector.

Fig 1: Disconnecting Fuel Level Sensor Unit And Fuel Pump Harness Connector
Courtesy of NISSAN MOTOR CO., U.S.A.
Check resistance between "fuel level sensor unit and fuel pump" terminals 1 and 3.
Resistance: 0.2 - 5.0Ω [at 25°C (77°F)]

Fig 2: Checking Resistance Between Fuel Level Sensor Unit And Fuel Pump Terminals 1 And 3
Courtesy of NISSAN MOTOR CO., U.S.A.