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Generac Generator Fault Codes
Generac customer service says I have to call a dealer. The unit is useless as is Generac service. DO NOT BUY A GENERAC UNIT and especially not the Synergy unit. Original review: Dec. 28, 2018 Bought the 16 kW home standby generator in 2004 because we have a lot of power outages in living rural. Generator ran okay for several years. Common Generator Fault Codes & What To Do. Posted November 28, 2018 by Midwest Generators. AC Sensing Loss. The fault lamp illuminates yellow and the alarm horn sounds when the controller does not detect the nominal generator set AC output voltage after crank disconnect. Diagnostic trouble codes (or fault codes) are codes that are stored by the on-board computer diagnostic system. These are stored in response to a problem found in the car by the system. These codes are stored when a sensor in the car reports a reading that is outside the normal/accepted range (Eg: fuel mixture too rich). Code 1902 on this unit is Both Zero Crosses Missing. It indicates a problem in the generator portion of the genset, and can be a very serious and expensive issue to fix. I pulled your serial number, and find that your unit is still under warranty until December 02, 2018. How to Clear a Fault Code on Onan Generator Locate the primer button on the generator. It is located on the side of the unit, below the gas tank. Hold the primer button down for at least 30 seconds. Release the button and start the generator. Allow the generator to run for 15 minutes, to ensure that the code has cleared.