Detroit DD13 GHG14 (2014-16) Fault Code: SPN 5018 FMI 18 (ACM) Diesel Oxidation Catalyst Efficiency Fault

DESCRIPTION:Diesel Oxidation Catalyst (DOC) efficiency fault.

MONITORED PARAMETER:Exhaust temperature

TYPICAL ENABLING CONDITIONS:Always 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:Parked regen

NOTE: If any other codes are active, repair those first.

PROBABLE CAUSES:1. Inspect all wiring & connections upstream of the ACM: DOC outlet temperature, ATD harness 10-pin connector, VIH 47-pin connector, and ACM 120-pin connector.2. DOC outlet temperature sensor failure.3. DOC inlet temperature sensor failure.4. DPF outlet pressure sensor.5. DPF inlet pressure sensor.6. Wiring/connectors for sensors mentioned above.7. Check for the DPF being plugged/failed.8. Perform stationary regen.

Detroit DD13 GHG14 (2014-16) Fault Code: SPN 5016 FMI 4 (ACM) High Side Digital Output 4 Circuit Failed Low
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 5016 FMI 3 (ACM) High Side Digital Output 4 Circuit Failed High
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 4814 FMI 5 (MCM) Water Pump Circuit Failed Open
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 4814 FMI 4 (MCM) Water Pump Circuit Failed Low
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 4814 FMI 3 (MCM) Water Pump Circuit Failed High
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 4795 FMI 31 (ACM) Diesel Particulate Filter Outlet Temperature Response – Too Fast

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