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22 October, 2025

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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 1845 FMI 9 (CPC) TCFG2 Message is Missing

NOTE: Please see the step by step troubleshooting procedures for this specific code. NOTE: If any battery voltage codes present,...

22 October, 2025

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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 188 FMI 31 (MCM) Idle Speed is Higher Than Targeted Idle Speed

DESCRIPTION:Idle speed out of range. MONITORED PARAMETER:Engine rpm TYPICAL ENABLING CONDITIONS:Engine rpm = idle. MONITOR SEQUENCE:None EXECUTION FREQUENCY:Continuous when enabling...

22 October, 2025

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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 190 FMI 0 (MCM) Engine Over Speed

DESCRIPTION:This fault code sets when the engine speed is above 2500 rpm. MONITORED PARAMETER:Engine speed TYPICAL ENABLING CONDITIONS:Engine speed greater...

22 October, 2025

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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 190 FMI 9 (MCM) Engine Speed Signal Not Available via Controller Area Network

NOTE: Please see the step by step troubleshooting procedures for this specific code. NOTE: If the engine has had any...

22 October, 2025

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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 191 FMI 13 (CPC) This Diagnostic is Typically the Transmission Output Sped Shaft Signal is Missing

DESCRIPTION:Transmission output shaft sped signal is missing. MONITORED PARAMETER:CAN communication TYPICAL ENABLING CONDITIONS:Always enabled MONITOR SEQUENCE:None EXECUTION FREQUENCY:Always enabled TYPICAL...

22 October, 2025

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Detroit DD15 EPA10 (2010-13) Fault Code: SPN 191 FMI 19 (CPC) Transmission Output Speed Shaft Signal is Erratic

DESCRIPTION:J1939 Transmission Output Shaft Speed Signal is erratic. MONITORED PARAMETER:CAN Communication TYPICAL ENABLING CONDITIONS:Always enabled MONITOR SEQUENCE:None EXECUTION FREQUENCY:Always enabled...

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