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Engine Coolant Temperature Sensor

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

Check resistance between engine coolant temperature sensor terminals 1 and 2 as shown in Fig 1 . See Figure.

Fig 1: Testing ECT Sensor
Courtesy of NISSAN MOTOR CO., U.S.A.

< Reference data >

Fig 2: Reference Data
Courtesy of NISSAN MOTOR CO., U.S.A.
If NG, replace engine coolant temperature sensor.