NOTE: Please see the step by step troubleshooting procedures for this specific code.
PROBABLE CAUSES:1. If any voltage codes exist, fix those first.2. EGR valve actuator pull rod.3. EGR actuator.4. EGR valve.5. Wiring between the EGR actuator harness and the ECM.
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2791 FMI 5 (MCM) Open Circuit
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2791 FMI 4 (MCM) Circuit Failed Low
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2791 FMI 3 (MCM) Circuit Failed High
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2659 FMI 1 (MCM) Exhaust Gas Recirculation Flow Target Error (Low Flow)
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2659 FMI 0 (MCM) Exhaust Gas Recirculation Flow Target Error (High Flow)
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2631 FMI 4 (MCM, ACM) Intake Manifold Pressure Sensor Circuit Failed Low