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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (3 Of 4) >> Component/Circuit Diagnosis >> Crankshaft Position Sensor >> Component Inspection >> VR30DDTT engine
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VR30DDTT engine

  1. CHECK CRANKSHAFT POSITION (CKP) SENSOR-1 
    1. Turn ignition switch OFF.
    2. Loosen the fixing bolt of the sensor.
    3. Disconnect CKP sensor harness connector.
    4. Remove the sensor.
    5. Visually check the sensor for chipping.
      G04812272Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Replace CKP sensor. Refer to DRIVE PLATE : Exploded View .

  2. CHECK CKP SENSOR-2 

    Check the resistance between CKP sensor terminals as per the following.

    CKP sensor

    Resistance [at 25 deg. C (77 deg. F)]

    +

    -

    Terminal (Polarity)

    1

    2

    Except 0 or Infinite Ohms

    3

    2

    3

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace CKP sensor. Refer to DRIVE PLATE : Exploded View .

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