Detroit DD16 GHG14 (2014-16) Fault Code: SPN 5927 FMI 2 (MCM) Water Pump Limp Home Mode

POSSIBLE CAUSES:
1. Coolant temperature in high.
2. Coolant temperature out.
3. Intake temperature high.
4. Engine protection mode.

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

PROBABLE CAUSES:
1. Coolant temperature in high.
2. Coolant temperature out high.
3. Intake temperature high.
4. Engine protection mode active.
5. Water pump failure.
6. Wiring between water pump and ECM.