Detroit DD13 EPA07 (2007-09) Fault Code: SPN 2630 FMI 16 (MCM) Motor Control Module has Detected Very High Charge Air and Intake Manifold Temperatures

Posted by PerDiezel Solutions on March 8, 2026

POSSIBLE CAUSES:
1. Low vehicle speed with high engine load (steep grade climb).
2. Fan operation.
3. Winter front in high ambient temperatures.

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

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

WARNING!