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 . | ||