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Home >> Hyundai >> 2006 >> Accent Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0102 Mass Or Volume Air Flow Circuit Low Input >> DTC Detecting Condition
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DTC P0102 Mass Or Volume Air Flow Circuit Low Input: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSE

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal check, low
  • Poor connection
  • Open or short to ground in signal circuit
  • Open in power circuit
  • MAFS
  • ECM/PCM
Case1 Enable Conditions
  • Engine speed ≤ 2000rpm
  • Throttle angle ≤ 10%
Threshold Value
  • Sensor voltage ≤ 0.2V
Case2 Enable Conditions
  • Engine speed > 2000rpm
  • Throttle angle > 10%
Threshold Value
  • Air mass ≤ 1.0kg/h (2.2 lb/h)
Diagnostic Time
  • 2 sec
MIL ON Condition
  • 2 driving cycle
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