Detroit DD15 GHG14 (2014-16) Fault Code: SPN 2646 FMI 4 (CPC) Digital Output 4 02 – Indicated By a Short to Ground on Pin 02 Circuit of the Common Powertrain Controller #4 Connector

NOTE: The powertrain controller (CPC) digital outputs have the same SPN as some motor control (MCM) faults.

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

NOTE: Short to power on the pin 02 circuit of the CPC4 #4 connector or improper programming in the ECM.