Cummins ISB CM850 (2003-06) Fault Code: 757 PID: SPN: 611 FMI: 11 Engine Control Module Data Lost – Condition Exits. Severe loss of data from the ECM.

Cummins ISB CM850 (2003-06) Fault Code: 757 PID: SPN: 611 FMI: 11 Engine Control Module Data Lost – Condition Exits. Severe loss of data from the ECM.

The ECM is located on the left side of the engine, near the front of the engine. The ECM is connected to the battery by the ECM power harness. This direct link provides a constant power supply for the ECM. The location of the battery will vary with the OEM. Refer to the OEM troubleshooting and repair manual.

Possible repairs:

1)Charge or replace the battery.
2)Tighten the loose connections and clean the terminals.
3)Repair or replace the OEM harness.
4)Replace the fuses