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Home >> Nissan-Datsun >> 2013 >> Sentra SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes & Symptom Tests) >> DTC/Circuit Diagnosis >> DTC P0116: ECT Sensor >> Component Inspection

Component Inspection

  1. CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect ECT sensor harness connector.
    3. Remove ECT sensor.
    4. Check resistance between ECT sensor terminals by heating with hot water as shown in the figure below.
      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
      Fig 1: Checking Engine Coolant Temperature Sensor
      G08989293Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace engine coolant temperature sensor. Refer to "EXPLODED VIEW ".

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