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Home >> Nissan-Datsun >> 2018 >> Murano S, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (2 Of 5) >> DTC/Circuit Diagnosis >> P0118 ECT Sensor >> Component Inspection

Component Inspection

  1. CHECK ENGINE COOLANT TEMPERATURE SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect engine coolant temperature sensor harness connector.
    3. Remove engine coolant temperature sensor. Refer to Exploded View .
    4. Check resistance between engine coolant temperature sensor terminals as per the following.
      G08855388Courtesy of NISSAN NORTH AMERICA, INC.

    ECT sensor

    Condition

    Resistance (kΩ)

    +

    -

    Terminal

    1

    2

    Temperature [°C (°F)]

    20 (68)

    2.37 - 2.63

    50 (122)

    0.68 - 1.00

    90 (194)

    0.236 - 0.260

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace engine coolant temperature sensor. Refer to Exploded View .