Electrolux Main Control Board or Power Supply Failure

Refrigerator not cooling at all in both fresh food and freezer sections; interior lights work but compressor and fans are off.

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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

Failed main control board, Tripped overload on compressor, Faulty power cord or outlet, Open thermal fuse on control board (if equipped)

How to Fix / Troubleshooting

Safety first: Always unplug the refrigerator before removing rear panels or touching wiring.

  • Verify power: Plug a lamp or small appliance into the same outlet to confirm it has power. Reset the circuit breaker if tripped.
  • Check interior lights: If lights are off, inspect the power cord and plug for damage. Replace if necessary.
  • Inspect main control board: Remove the rear control cover and look for burned components or a blown fuse on the Electrolux PCB. If present, the board typically must be replaced rather than repaired.
  • Compressor overload: Gently touch the compressor. If extremely hot, the overload may have tripped. Allow it to cool for 30–60 minutes, then restore power. If it repeatedly overheats, further diagnosis of the compressor and start components is required by a technician.
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Repair Difficulty

Hard 4/5

Required Part

Main Control Board
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