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Home >> Hyundai >> 2003 >> Santa Fe Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (3.5L) (1 Of 2) >> Troubleshooting For DTC >> DTC P0174: System Too Lean (Bank 2) >> 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
  • Fuel Adaptation value & Integral value of A/F feedback compensation (KI) are monitored.
  • Air leakage
  • Improper fuel line pressure
  • Faulty Injector
  • Faulty Fuel Pump
  • Faulty PCM
Enable Conditions
  • Closed loop
Threshold value
  • A/F learning value > 20% and A/F feedback compensation > 5%
Diagnosis Time
  • Continuous
MIL On Condition
  • 2 driving cycles
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