Camshaft Position Sensor (Phase)

Loosen the fixing bolt of the sensor.
Disconnect camshaft position sensor (PHASE) harness connector.

Fig 1: Identifying Camshaft Position Sensor (PHASE)
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove the sensor.
Visually check the sensor for chipping.
Check resistance as shown in the figure.

Fig 2: Reference Data Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Camshaft Position Sensor (PHASE) Resistance
Courtesy of NISSAN MOTOR CO., U.S.A.