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Detroit DD13 EPA10 (2010-13) Fault Code: SPN 629 FMI 12 (CPC) Multiple Fault Descriptions

NOTE: The troubleshooting solution is the same for any and all fault descriptions.

POSSIBLE CAUSES:
1. The Common Powertrain Controller (CPC).
2. Needs software update.

NOTE: Reprogram the CPC with the latest software release.