Cummins ISM CM870 (2003-06) Fault Code: 111 PID: S254 SPN: 629 FMI: 12/12 Engine Control Module Critical Internal Failure - Bad Intelligent Device or Component. Error internal to the engine control module (ECM) related to memory hardware malfunctions or internal ECM voltage supply circuits.

This fault code can only be caused by an internal ECM problem.

Repairs are not possible for the ECM.

Cummins ISM CM870 (2003-06) Fault Code: 9121 PID: S146 SPN: 2791 FMI: 0/15 EGR Valve Actuator Over Temperature (Calculated) - Data Above Normal Range - least severe level.

Cummins ISM CM870 (2003-06) Fault Code: 2973 PID: P102 SPN: 102 FMI: 2/2 Intake Manifold Pressure - data incorrect. The ECM has detected an intake manifold pressure signal that is too high or low for current engine operating conditions.

Cummins ISM CM870 (2003-06) Fault Code: 2964 PID: P105 SPN: 105 FMI: 0/16 Intake Manifold 1 Temperature - Data Valid But Above Normal Operating Range - Least Severe Level. Intake manifold air temperature signal indicates intake manifold air temperature is above engine protection warning limit.

Cummins ISM CM870 (2003-06) Fault Code: 2963 PID: P110 SPN: 110 FMI: 0/16 Engine Coolant Temperature - Data Valid But Above Normal Operating Range - Least Severe Level. Engine coolant temperature is above the engine protection warning limit.

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