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Home >> Infiniti >> 2022 >> QX80 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Diagnostics) (1 Of 2) >> Component/Circuit Diagnosis >> Engine Oil Temperature Sensor >> Component Function Check
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Component Function Check

  1. CHECK ENGINE OIL TEMPERATURE (EOT) SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect EOT sensor harness connector.
    3. Remove EOT sensor. Refer to OIL PAN (LOWER) AND OIL STRAINER : Exploded View .
    4. Check resistance between EOT sensor terminals by heating with hot water as shown in the figure, below.
      G08855388Courtesy of NISSAN NORTH AMERICA, INC.

      Terminals

      Condition

      Resistance (kOhm)

      1 and 2

      Temperature [ Deg. C (Deg. F)]

      20 (68)

      2.35-2.73

      50 (122)

      0.68-1.00

      90 (194)

      0.236-0.260

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Proceed to DTC Diagnosis Procedure .

  2. CHECK INTERMITTENT INCIDENT 

    Check intermittent incident. Refer to Inspection .

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Proceed to DTC Diagnosis Procedure .