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Home >> Nissan-Datsun >> 2021 >> Sentra SV >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2 Of 2) >> Components/Circuit Diagnosis >> Crankshaft Position Sensor >> Component Inspection
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Component Inspection

  1. CHECK CRANKSHAFT POSITION SENSOR (POS)-1 
    1. Turn ignition switch OFF.
    2. Loosen the fixing bolt of the sensor.
    3. Disconnect crankshaft position sensor (POS) harness connector.
    4. Remove the sensor.
    5. Visually check the sensor for chipping.
      GNSILL0290698-698Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Replace crankshaft position sensor (POS). Refer to Exploded View .

  2. CHECK CRANKSHAFT POSITION SENSOR (POS)-2 

    Check resistance between crankshaft position sensor (POS) terminals as follows.

    CKP sensor 1

    Condition

    Resistance

    Terminal

    1

    2

    Temperature

    25 deg. C (77 deg. F)

    Except 0 Ohms

    3

    2

    3

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace crankshaft position sensor (POS). Refer to Exploded View .