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Component Inspection

CHECK CAMSHAFT POSITION SENSOR (PHASE)-I
1. Turn ignition switch OFF.
2. Loosen the fixing bolt of the sensor.
3. Disconnect camshaft position sensor (PHASE) harness connector.
4. Remove the sensor.
5. Visually check the sensor for chipping.
Is the inspection result normal?

YES: GO TO 2.

NO: Replace malfunctioning camshaft position sensor (PHASE).

Fig 1: Inspecting Camshaft Position Sensor For Chipping
Courtesy of NISSAN MOTOR CO., U.S.A.

CHECK CAMSHAFT POSITION SENSOR (PHASE)-II

Check resistance camshaft position sensor (PHASE) terminals as follows.

TERMINALS RESISTANCE REFERENCE

Terminals (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 malfunctioning camshaft position sensor (PHASE).