Detroit DD13 GHG14 (2014-16) Fault Code: SPN 3841 FMI 5 (CPC) Frequency Output 4 11 – Indicated By an Open Circuit on Pin 11 Circuit of the Common Powertrain Controller #4 Connector

NOTE: Please see the step by step troubleshooting procedures for this specific code.

NOTE: If ECM has been programmed recentely, check programming to ensure it is correct.

NOTE: Otherwise, fix the open circuit on pin 2 of the CPC4 #4 connector.