3

UnclassifiedGeneral

What This Code Means

Level One fault code '3' is displayed

Possible Causes

  • A Level Two fault has occurred

Suggested Actions

  1. 1Check the second–level fault code
  2. 2See Displaying Level One/Two Fault Codes
  3. 3See Table 10–1 for troubleshooting guidance of the indicated fault code
  4. 4Toggle the Run/Off/Auto switch one more time between Off and Auto to display the Level Two fault code

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for 3 on your specific Onan unit — cited to the OEM manual, not a forum guess.

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