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Home >> Kia >> 2023 >> Sorento X-Line EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Engine Control System Diagnosis - 2.5L (VIN C) (13 Of 14) (Except HEV)) >> DTC P2BF1-F1: Fuel Control System 'B' Too Rich Bank 1 >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Check long term A/F ratio calibration
  • Poor connector connection
  • MPI injector
  • Fuel system
  • Intake/exhaust or purge line air leakage
Enable Conditions
  • Engine speed is greater than 512 RPM
  • Engine coolant temperature is greater than 56°C (132.8°F)
  • A/F ratio control activation
    • No related error (downstream HO2S, injector valve, ETC limp home state)
    • Measured temperature of tip is higher than 720°C (1328°F)
    • Integrated mass air flow is between 20 and 1400g
  • Barometric pressure is greater than 75 kPa
Threshold Value
  • Long term A/F ratio calibration is below -25%
Diagnostic Time
  • 90s
MIL ON Condition
  • 2 driving cycle