Overall Function Check

1. Turn ignition switch OFF.
2. Disconnect fuel level sensor unit and fuel pump harness connector.
3. Remove fuel level sensor unit. Refer to "REMOVAL AND INSTALLATION ".
4. Check resistance between fuel level sensor unit and fuel pump terminals by heating with hot water as shown in the figure below.

   Terminals	Condition		Resistance (kΩ)
   4 and 5	Temperature [°C (°F)]	20 (68)	2.3 - 2.7
   		50 (122)	0.79 - 0.90

   Fig 1: Checking Fuel Tank Temperature (FTT) Sensor

   Courtesy of NISSAN NORTH AMERICA, INC.

   Is the inspection result normal? 

   YES: GO TO 2.

   NO: Proceed to "DIAGNOSIS PROCEDURE ".

Check intermittent incident. Refer to "DIAGNOSIS PROCEDURE ".

Is the inspection result normal? 

YES: INSPECTION END

NO: Proceed to "DIAGNOSIS PROCEDURE ".