Detroit DD16 EPA10 (2010-13) Fault Code: SPN 4375 FMI 5 (ACM) Diesel Exhaust Fluid Pump Circuit Failed Open

DESCRIPTION:
Diesel Exhaust Fluid (DEF) pump circuit failed open.

MONITORED PARAMETER:
DEF pump

TYPICAL ENABLING CONDITIONS:
Always enabled

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Always enabled

TYPICAL DURATION:
Two seconds

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
Derate 25%

VERIFICATION:
Engine Idle (1 minute).

PROBABLE CAUSES:
1. DEF pump harness connector/wiring.
2. DEF pump failure.

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