Cummins Fault Code

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Cummins 351 (3597-12)

Engine Stumbles / Dies.

System

Power

Symptom

Engine Stumbles / Dies.

Diagnosis & fix steps

LOGIC: Injector Power Supply - Bad Device. ACTION: Check the internal ECM power supply. Disconnect injector banks one by one to see if the code clears.

Red Seal field insights

PRO-TIP: A shorted injector solenoid can "pull down" the whole ECM power rail. Find the "shorted" injector to save the ECM.

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