Spn 51 Fmi 2 - The engine control module (ecm). This code sets when the intake throttle valve position has a 30% deviation from the position. I just had it in the shop 4 days ago and they replaced the throttle intake valve. Please help iโm low on funds and want to. Common fmi errors from 0 to 21 numbers. Suspect parameter number (spn) and failure mode indicator (fmi) full code list. Cummins isb4. 5 cm2150 fault code: Cummins isb4. 5 cm2150 fault code: The engine control module (ecm). This code sets when the intake throttle valve position has a 30% deviation from the position.
The engine control module (ecm). This code sets when the intake throttle valve position has a 30% deviation from the position.