Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4375 FMI 3 (ACM) Diesel Exhaust Fluid Pump Circuit Failed High

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

MONITORED PARAMETER:DEF pump

TYPICAL ENABLING CONDITIONS:DEF pump on.

MONITOR SEQUENCE:None

EXECUTION FREQUENCY:Continuous when enabling conditions met.

TYPICAL DURATION:2 seconds

DASH LAMPS:1. MIL2. CEL

ENGINE REACTION:Derate 25%

VERIFICATION:SCR air pressure test.

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

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