Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3187 FMI 9 (CPC) CPC has Lost Communication with the DT12 Shift Stalk Lever

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

NOTE: If any battery voltage codes present, first those first. If code 625-9 active, fix that before proceding as well.

PROBABLE CAUSES:
1. CPC recently programmed incorrectly.
2. Another computer on the truck is the cause of the problems (ABS, Transmission, etc...).

If you want to know other articles similar to Detroit DD15 GHG14 (2014-16) Fault Code: SPN 3187 FMI 9 (CPC) CPC has Lost Communication with the DT12 Shift Stalk Lever you can visit the category DD15 GHG14 (2014-16).