ATS
UnclassifiedCooling
What This Code Means
Low fuel pressure warning message ON; Fuel supply pressure drops below approximately 5 in. water column; Engine shut down; High coolant temperature sensor not sensing high temperature condition; Engine continues to run despite increasing temperatures; Engine shutdown; Low coolant level message displayed; Alarm displayed for five consecutive seconds
Possible Causes
- •Low fuel pressure sensing switch on the fuel regulator opens
- •Engine coolant level drops low enough so that the high temperature sensor is no longer immersed in the liquid coolant
- •Coolant level drops below the level of the low coolant level sensor
- •Error condition seen for five consecutive seconds on low coolant level sensor
Related Generac Fault Codes
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