Crankshaft Position Sensor (POS)

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

Fig 1: Identifying Crankshaft Position Sensor (POS) Component
Courtesy of NISSAN MOTOR CO., U.S.A.
Check resistance as shown in Fig 2 .

Fig 2: Checking Resistance Of Crankshaft Position Sensor (POS)
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Resistance Of Crankshaft Position Sensor Table
Courtesy of NISSAN MOTOR CO., U.S.A.