DTC P249D - Closed Loop REDUCTANT Injection Control At Limit - Flow Too Low

2022 Ford Transit Connect Titanium, GasSECTION DTC P249D - Closed Loop REDUCTANT Injection Control At Limit - Flow Too Low
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P249D - CLOSED LOOP REDUCTANT INJECTION CONTROL AT LIMIT - FLOW TOO LOW

Description:  The PCM adapts a closed loop correction factor to account for long term drift of the selective catalytic reduction (SCR) system. This correction factor is monitored continuously. This DTC sets when the correction factor reaches a negative threshold for 5 minutes.
Possible Causes: 
  • Damaged SCR system components
  • Biased nitrogen oxides bank 1, sensor 2 (NOx12) sensor
Diagnostic Aids:  This DTC is informational only and may be accompanied by other DTCs. Diagnose other DTCs first. If DTC P229F is present along with DTC P249D, diagnose DTC P229F first.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST RK .
RENDER: 1.0x

NO RELATED

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