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Home >> Hyundai >> 2004 >> Santa Fe Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2.4L) (2 Of 2) >> DTC Troubleshooting Procedures >> DTC P0453: EVAP Emission System-Pressure Sensor High Input >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Output voltage of tank pressure sensor is monitored
  • Poor connection
  • Short to battery in FTP sensor circuit
  • Faulty FTPS
  • Faulty PCM
Enable Conditions
  • Intake air temp > 5°C (41°F)
  • Engine speed > 1500 rpm
  • Load value 20 < Ec < 90%
Threshold value
  • Purge duty is greater than or equal to 100%
  • Intake Air Temp. < 42°C (107.6°F)
  • Sensor Output volt. > 3.2V
Diagnosis Time
  • Continuous
MIL On Condition
  • 2 driving cycles
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