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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 5246 FMI 16 (ACM) Regulatory Fault Ignored – Final Action Pending

NOTE: For 2011 this code sets after SPN 5246/FMI 15 is present and the vehicle has been driven for 220 miles.

NOTE: For 2010 this code sets after SPN 5246/FMI 15 is present and the vehicle has been driven for 30 hours or 1500 miles.

DESCRIPTION:
Regulatory fault ignored – final action pending.

MONITORED PARAMETER:
SCR and DPF sensors.

TYPICAL ENABLING CONDITIONS:
Always enabled

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Always enabled

TYPICAL DURATION:
Two seconds

DASH LAMPS:
CEL

ENGINE REACTION:
40% derate, Limited to 55 MPH.

VERIFICATION:
1. Parked SCR efficiency test for extended SCR faults.
2. High idle regeneration for DPF and NOx faults.

NOTE: For 2010 emission engines, if 5246-0, 5246-15, or 5246-16 are the only faults present, please troubleshoot code 3361-7 instead.

NOTE: This is a government mandated code which informs users that fault code has been active for longer then a government specified time interval.

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