Cummins ISB CM850 (2003-06) Fault Code: 649 PID: SID 153 SPN: 1378 FMI: 11 Change Lubricating Oil and Filter – Condition Exists. Change engine oil and filter.

This fault code will only become active if the maintenance monitor is enabled in INSITE?. Make sure that the oil and filter are changed before clearing the fault.

Possible repiars:

1)Change the engine lubricating oil and filter.