Intake Valve Timing Control Position Sensor

WARNING: This page is about a different car, the 2005 Infiniti FX45. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect intake valve timing control position sensor harness connector.
Loosen the fixing bolt of the sensor.
Remove the sensor.
Visually check the sensor for chipping.

Fig 1: Checking Sensor For Chipping
Courtesy of NISSAN MOTOR CO., U.S.A.
Check resistance as shown below.

Fig 2: Checking Resistance
Courtesy of NISSAN MOTOR CO., U.S.A.
If NG, replace intake valve timing control position sensor.

Fig 3: Resistance Value Chart
Courtesy of NISSAN MOTOR CO., U.S.A.