Frigidaire Control Board Output Failure or Incorrect Mode

Wine cooler lights and display work, but compressor and fans never start.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Control board not sending power to compressor relay, unit in demo mode, failed relay on main PCB

How to Fix / Troubleshooting

Safety: Unplug the unit before accessing the control board.

Steps:

  • Check operating mode: Consult the user manual to ensure the unit is not in showroom/demo mode, which can disable cooling while leaving lights on.
  • Adjust temperature: Set the temperature to a colder setting and wait several minutes to see if the compressor starts.
  • Listen for relay click: When calling for cooling, you should hear a faint click from the control board. No click may indicate a failed relay or control.
  • Inspect board: Remove the control board cover and look for burnt or cracked solder joints at the compressor relay.
  • Replace control board: If the relay is visibly damaged or testing shows no output to the compressor, install a new Frigidaire main control board.
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Repair Difficulty

Hard 4/5

Required Part

Main Control Board
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