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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) (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0102: Mass Or Volume Air Flow Circuit Low 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 is monitored
  • Poor connection
  • Open or short to ground in MAF circuit
  • Dirty air cleaner
  • Faulty MAF
  • Faulty PCM
Case 1 Enable Conditions
  • Engine speed > 593 rpm
Threshold value
  • Output voltage < 1.09V
Case 2 Enable Conditions
  • After Cranking
Threshold value
  • Output voltage < 0.1V
Diagnosis Time
  • Continuous
MIL On Condition
  • 2 driving cycles
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