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Home >> Kia >> 2004 >> Rio Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Fuel System & Fault Isolation >> DTC Troubleshooting >> DTC P0171: Fuel System Too Lean (Bank 1) >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Fuel trim limited to maximum limit
  • Air leakage
  • Leaking EVAP system
  • Low fuel pressure
  • Faulty sensor signals
Enable Conditions
  • Lambda regulation active
  • Canister is not too much loaded
  • No relevant failure
  
Threshold Value
  • Lambda controller over 30% (during 200 sec.)
Diagnostic Time
  • Continuous
Fail Safe  
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