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 resistance between engine coolant temperature sensor terminals as per the following.

Fig 1: Checking Resistance Between ECT Sensor Terminals

Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal? 

YES: INSPECTION END

NO: Replace engine coolant temperature sensor. Refer to "EXPLODED VIEW ".