Engine Coolant Temperature Sensor

Check resistance as shown in the figure.

Fig 1: Checking Engine Coolant Temperature Sensor Resistance

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

Fig 2: Reference Data

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

Fig 3: Resistance/Temperature Graph

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