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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.
Fig 1: Checking Crankshaft Position Sensor
Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal?

YES: GO TO 2.

NO: Replace crankshaft position sensor (POS). Refer to "EXPLODED VIEW ".

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 (-)

Is the inspection result normal?

YES: INSPECTION END

NO: Replace crankshaft position sensor (POS). Refer to "EXPLODED VIEW ".