Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2021EDGE SE, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 524 (ENGINE CONTROLS - POWERTRAIN DIAGNOSTICS - DTC P218F THROUGH DTC U1013 - (DIESEL))DTC P249E - CLOSED LOOP REDUCTANT INJECTION CONTROL AT LIMIT - FLOW TOO HIGH
2021 Ford Edge SE, 4WD
DTC P249E - Closed Loop Reductant Injection Control At Limit - Flow Too High
2021 Ford Edge SE, 4WDSECTION DTC P249E - Closed Loop Reductant Injection Control At Limit - Flow Too High
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DTC DESCRIPTION P249E - CLOSED LOOP REDUCTANT INJECTION CONTROL AT LIMIT WITH FLOW TOO HIGH
| 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 positive threshold for 5 minutes. | ||
| Possible Causes: |
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| Diagnostic Aids: | This DTC is informational on DTCs first. If DTC P229F is p ly and may be accompanied by other DTCs. Diagnose other resent along with DTC P249E, diagnose DTC P229F first. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST RK . | ||
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.