Detroit DD15 EPA07 (2007-09) Fault Code: SPN 3471 FMI 4 (MCM) Hydrocarbon Doser Circuit Failed Low
DESCRIPTION:
Electronic Dosing Valve (EDV) circuit failed low.
MONITORED PARAMETER:
HC Doser Circuit
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Always enabled
TYPICAL DURATION:
2 seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
Derate 25%
VERIFICATION:
Engine Idle (1 minute).
PROBABLE CAUSES:
1. Faulty wiring.
2. Faulty EDV.
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