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Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4336 FMI 3 (ACM) Diesel Exhaust Fluid Pressure Limiting Unit Circuit Failed High
DESCRIPTION:Diesel exhaust fluid (DEF) pressure limiting unit.
MONITORED PARAMETER:Diesel exhaust fluid (DEF) pressure limiting unit.
TYPICAL ENABLING CONDITIONS:Diesel exhaust fluid (DEF) pressure limiting unit on.
MONITOR SEQUENCE:None
EXECUTION FREQUENCY:Continuous when enabling conditions met.
TYPICAL DURATION:Two seconds
DASH LAMPS:1. MIL2. CEL
ENGINE REACTION:Derate 25%
VERIFICATION:Output component test.
NOTE: If code is inactive, disregard.
NOTE: Otherwise, check the DEF pressure limiting unit harness connector and wiring. If no problems found, replace the pressure limiting unit.
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Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4335 FMI 7 (ACM) DEF Metering Unit Air Pressure – Low
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4335 FMI 4 (ACM) Diesel Exhaust Fluid Metering Unit Air Pressure Sensor Circuit Failed Low
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4335 FMI 3 (ACM) Diesel Exhaust Fluid Metering Unit Air Pressure Sensor Circuit Failed High
Detroit DD13 EPA10 (2010-13) Fault Code: SPN 4335 FMI 2 (ACM) Diesel Exhaust Fluid Air Pressure Sensor – Drift