M11 Industrial Operation and Maintenance – Fuel in Coolant

Symptom Tree  

Bulk coolant supply is contaminated

Check the bulk coolant supply. Drain the coolant and replace with noncontaminated coolant. Replace the coolant filters. Refer to Procedure 008-006 in Section 4.


Fuel heater is malfunctioning (if equipped)

Check the fuel heater and replace, if necessary. Refer to the OEM service manual.

Contact a Cummins Authorized Repair Facility

Last Modified:  19-Nov-2004