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Home >> Nissan-Datsun >> 2013 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0175 >> DTC P0125: 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 "REMOVAL AND INSTALLATION ".
    4. Check resistance between engine coolant temperature sensor terminals as per the following.
      Terminals Condition Resistance (kΩ)
      1 and 2 Temperature [°C (°F)] 20 (68) 2.1 - 2.9
      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 "REMOVAL AND INSTALLATION ".

      Fig 1: Checking Engine Coolant Temperature Sensor
      G08908818Courtesy of NISSAN NORTH AMERICA, INC.
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