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26 November, 2025

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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 4795 FMI 31 (ACM) Diesel Particulate Filter Outlet Temperature Response – Too Fast

NOTE: This fault indicates the Aftertreatment Control Module (ACM) has detected a sudden temperature shift on the Diesel Particulate Filter...

26 November, 2025

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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 4814 FMI 3 (MCM) Water Pump Circuit Failed High

DESCRIPTION:Water pump circuit short to battery. MONITORED PARAMETER:Water pump solenoid PWM11. TYPICAL ENABLING CONDITIONS:Enabled when engine coolant above 71°C (160°F)....

26 November, 2025

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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 4814 FMI 4 (MCM) Water Pump Circuit Failed Low

DESCRIPTION:Water pump circuit short to battery. MONITORED PARAMETER:Water pump solenoid PWM11. TYPICAL ENABLING CONDITIONS:Enabled when engine coolant above 71°C (160°F)....

26 November, 2025

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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 4814 FMI 5 (MCM) Water Pump Circuit Failed Open

DESCRIPTION:Water pump circuit open. MONITORED PARAMETER:Water pump solenoid PWM11. TYPICAL ENABLING CONDITIONS:Enabled when engine coolant above 71°C (160°F). MONITOR SEQUENCE:Continuous...

26 November, 2025

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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 5016 FMI 3 (ACM) High Side Digital Output 4 Circuit Failed High

DESCRIPTION:High side digital output circuit shorted to power. MONITORED PARAMETER:High sided digital output. TYPICAL ENABLING CONDITIONS:Always on MONITOR SEQUENCE:None EXECUTION...

26 November, 2025

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Detroit DD16 GHG14 (2014-16) Fault Code: SPN 5016 FMI 4 (ACM) High Side Digital Output 4 Circuit Failed Low

DESCRIPTION:High side digital output circuit shorted low. MONITORED PARAMETER:High side digital output. TYPICAL ENABLING CONDITIONS:Always on MONITOR SEQUENCE:None EXECUTION FREQUENCY:Continuous...

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Detroit Diesel