Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2791 FMI 16 (MCM) Operating Under Extreme Load and High Ambient Temperatures and/or High Altitude Operation

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

PROBABLE CAUSES:
1. If 110-0 is active, repair this first.
2. Check for EGR exhaust leaks at the EGR valve actuator.
3. Remove the actuator cooler lines and fittings, check for kinks/plugs or leaks.
4. EGR valve actuator failure.