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Component Inspection

CHECK CRANKSHAFT POSITION SENSOR (POS)-I
1. Loosen the fixing bolt of the sensor.
2. Disconnect crankshaft position sensor (POS) harness connector.
3. Remove the sensor.
4. Visually check the sensor for chipping.
  Is the inspection result normal?
  
  YES: GO TO 2.
  
  NO: Replace crankshaft position sensor (POS). Refer to "REMOVAL AND INSTALLATION (UPPER OIL PAN) ".
  
  Fig 1: Inspecting Crankshaft Position Sensor
  Courtesy of NISSAN NORTH AMERICA, INC.

CHECK CRANKSHAFT POSITION SENSOR (POS)-II

Check resistance crankshaft position sensor (POS) terminals as per the following.

Terminal No. (Polarity)	Resistance
1 (+) - 2 (-)	Except 0 or ∞ Ω [at 25°C (77°F)]
1 (+) - 3 (-)
2 (+) - 3 (-)

Fig 2: Checking Resistance Between Crankshaft Position Sensor Terminals

G04925391

Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal?

YES: INSPECTION END

NO: Replace crankshaft position sensor (POS). Refer to "REMOVAL AND INSTALLATION (UPPER OIL PAN) ".