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Home >> Hyundai >> 2004 >> XG350 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> Trouble Shooting For DTC >> DTC P0117: Engine Coolant Temperature Circuit Low Input >> Scantool Diagnostics >> Monitor Scantool Data
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Monitor Scantool Data

  1. Engine "ON".
  2. Monitor Engine Coolant Temperature Sensor parameter on Current data.
  3. After the engine has been starting, Check that ECT rises steadily to about 90°C (194°F) and ECT stabilizes when the thermostat opens.
    1. ECT rises steadily to about 90°C (194°F) and ECT stabilizes when the thermostat opens.
      TEMPERATURE AND RESISTANCE SPECIFICATIONS

      Temperature (°C/°F) 0°C (32°F) 20°C (68°F) 40°C (104°F) 80°C (176°F)
      Resistance (kΩ) 5.9 2.5 1.1 0.3
      Voltage (V) 3.4~3.6 2.5~2.7 1.5~1.7 0.5~0.7
      Fig 1: Display Engine Coolant Temperature Sensor Data At Normal
      G07374103
      Fig 2: Display Engine Coolant Temperature Sensor Data At Open
      G07374104
      Fig 3: Display Engine Coolant Temperature Sensor Data At Short
      G07374105
  4. Is Current data displayed correctly?

    YES

    • Fault is intermittent caused by poor contact in the sensor's and/or PCM's connector or was repaired and PCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO

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