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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 >> Engine Oil Temperature Sensor >> Component Inspection >> VR30DDTT engine
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VR30DDTT engine

  1. CHECK ENGINE OIL TEMPERATURE SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect engine oil temperature sensor harness connector.
    3. Remove engine oil temperature sensor. Refer to TIMING CHAIN : Exploded View .
    4. Check resistance between engine oil temperature 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)

      2.10 - 2.90

      50 (122)

      0.68 - 1.00

      90 (194)

      0.236 - 0.260

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace engine oil temperature sensor. Refer to TIMING CHAIN : Exploded View .