NOTE: The common powertrain controller (CPC) digital outputs have the same SPN as some motor control module (MCM) faults.
NOTE: If ECM has been programmed recentely, check programming to ensure it is correct.
NOTE: Otherwise, fix the open circuit on pin 5 of the CPC4 #3 connector.
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3871 FMI 5 (CPC) Transmission Speed Sensor 4 04 or 3 13 Circuit Failed Open
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3871 FMI 4 (CPC) Transmission Speed Sensor 4 04 or 3 13 Circuit Failed Low
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3871 FMI 3 (CPC) Transmission Speed Sensor 4 04 or 3 13 Circuit Failed High
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3871 FMI 2 (CPC) Transmission Speed Failure
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3870 FMI 4 (CPC) Digital Input 4 02 – Indicated by a Short to Ground on Pin 2 Circuit of the Common Powertrain Controller #4 Connector
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3870 FMI 3 (CPC) Digital Input 4 02 – Failed High on Pin 2 Circuit of the Common Powertrain Controller # 4 Connector