Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 1 (ACM) Diesel Exhaust Fluid Pressure Duty Cycle Low

DESCRIPTION:
This fault code sets when the aftertreatment control module (ACM) detects that the diesel exhaust fluid (DEF) pressure duty cycle is low.

MONITORED PARAMETER:
DEF pressure

TYPICAL ENABLING CONDITIONS:
DEF dosing enabled.

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Continuous when enabling conditions met.

TYPICAL DURATION:
20 minutes

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
None

VERIFICATION:
SCR quantity test.

NOTE: If codes 3361-3, 3361-4, or 3361-5 are active fix those first.

PROBABLE CAUSES:
DEF pressure sensor.

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