SPN 2659 FMI 1
WarningCooling
What This Code Means
Heavy unburnt fuel (soot) deposits in the Exhaust Gas Recirculation (EGR) Valve & Cooler; Engine derated by ECU; EGR flow measured by pressure differential is significantly higher than EGR flow measured by temperature differential; EGR flow correction factor has reached the minimum limit; Soot deposits accumulating in the EGR valve & cooler; Poor engine performance; Low DOC outlet temperature during a regeneration process; EGR valve fails to open when meeting desired engine temperature
Possible Causes
- •Light loading situations
Related Multiquip Fault Codes
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