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Home >> Kia >> 2005 >> Amanti >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> DTC P0171 System Too Lean (Bank 1) >> DTC Detecting Condition

DTC P0171 System Too Lean (Bank 1): DTC Detecting Condition

DTC DETECTING CONDITION

Item Detecting Condition Possible cause
DTC Strategy
  • Fuel adaption 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 (KLRN) > 20%
  • Integral Value A/F F/B compensation(KI) > 5%
Diagnosis Time
  • Continuous
MIL On Condition
  • 2 driving cycles
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