Crankshaft Position Sensor (POS)

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.

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: Visually Check The Sensor For Chipping
Courtesy of NISSAN MOTOR CO., U.S.A.
As shown in Fig 2 And Fig 3

Fig 2: Test Specifications

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

Fig 3: Check Resistance

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