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Home >> Nissan-Datsun >> 2013 >> Juke SL, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0128 >> DTC P0125: 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

      Is the inspection result normal? 

      YES: INSPECTION END

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

      Fig 1: Checking Resistance Between ECT Sensor Terminals
      G08690340Courtesy of NISSAN NORTH AMERICA, INC.
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