Fuel Tank Temperature Sensor

Remove fuel level sensor unit.
Check resistance between "fuel level sensor unit and fuel pump" terminals 4 and 5 by heating with hot water as shown in the figure.

TEMPERATURE AND RESISTANCE SPECIFICATION

Temperature °C (°F)	Resistance kΩ
20 (68)	2.3 - 2.7
50 (122)	0.79 - 0.90

If NG, replace fuel level sensor unit.

Fig 1: Checking Resistance Between Fuel Level Sensor Unit And Fuel Pump Terminals 4 And 5

Courtesy of NISSAN MOTOR CO., U.S.A.