Diagnostic Test

1. Turn ignition switch OFF.
2. Disconnect engine oil temperature sensor harness connector.
3. Remove engine oil temperature sensor.
4. Check resistance between engine oil temperature sensor terminals by heating with hot water as shown in the figure below.
   Fig 1: Checking Engine Coolant Temperature Sensor

   Courtesy of NISSAN NORTH AMERICA, INC.

   Terminals	Condition		Resistance (kΩ)
   1 and 2	Temperature°C (°F)]	20 (68)	2.1 - 2.9
   		50 (122)	0.68 - 1.00
   		90 (194)	0.236 - 0.260

Is the inspection result normal?

YES 

INSPECTION END

NO 

Replace engine oil temperature sensor.