Detroit DD13 EPA10 (2010-13) Fault Code: SPN 973 FMI 19 (CPC) Engine Retarder Selection Signal is Erratic

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

NOTE: If codes 168-0, 168-14, or 168-18 active fix those first.

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

NOTE: This code is coming from another computer on the vehicle (ABS, Transmission, etc…).

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 973 FMI 13 (CPC) Engine Retarder Selection Signal is Missing

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 973 FMI 9 (CPC) Electronic Brake Controller (EBC1. (Engine Brake Switches) is Missing

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 904 FMI 19 (CPC) Front Axle Speed Signal is Erratic

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 904 FMI 13 (CPC) Front Axle Speed Signal is Missing

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 904 FMI 9 (CPC) Engine Brake Controller (EBC2. Message from the Anti-Lock Brake System (ABS) is Missing

Detroit DD13 EPA10 (2010-13) Fault Code: SPN 723 FMI 31 (MCM) Backwards Running Engine Detected

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