Camshaft Position Sensor (Phase)

Loosen the fixing bolt of the sensor.
Disconnect camshaft position sensor (PHASE) harness connector.
Remove the sensor.
Visually check the sensor for chipping.

Fig 1: Identifying Camshaft Position Sensor - Phase
Courtesy of NISSAN MOTOR CO., U.S.A.
Check resistance as shown in the figure.

Fig 2: Camshaft Position Sensor (Phase) Resistance 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.