Component Inspection

1. Turn ignition switch OFF.
2. Disconnect engine coolant temperature sensor harness connector.
3. Remove engine coolant temperature sensor. Refer to Exploded View .
4. Check the resistance between engine coolant temperature sensor terminals by heating with hot water as shown in the figure, below.

   Courtesy of NISSAN NORTH AMERICA, INC.

   ECT sensor		Condition		Resistance
   Terminal
   1	2	Temperature [°C (°F)]	20 (68)	2.37 - 2.63 kΩ
   			50 (122)	0.68 - 1.00 kΩ
   			90 (194)	0.236 - 0.260 kΩ

Is the inspection result normal?

>>

INSPECTION END

>>

Replace engine coolant temperature sensor. Refer to Exploded View .