Finlux No Mains Power / Power Module Failure

Dishwasher will not power on at all; no lights or display.

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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

Tripped circuit breaker, Faulty wall socket, Blown internal fuse on control board, Failed mains filter or power module

How to Fix / Troubleshooting

Safety first: Do not open live electrical parts. Always disconnect the appliance from the mains before removing covers.

  • 1. Check external power: Verify the kitchen socket works by plugging in another appliance. Reset any tripped breakers or RCDs.
  • 2. Inspect power cord: Check the Finlux dishwasher power cord for cuts, burns, or crushed sections. Do not use the appliance if the cord is damaged.
  • 3. Door fully closed: Ensure the door is firmly latched; some models will not power the display unless the door switch is engaged.
  • 4. Internal checks: If comfortable and with power disconnected, remove the lower front panel and inspect the mains filter module and wiring for burn marks or loose connectors.
  • 5. Professional repair: If the socket and cord are good but the dishwasher remains dead, the internal fuse, mains filter, or control board is likely faulty and should be replaced by a qualified technician.
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Repair Difficulty

Hard 4/5

Required Part

Mains Filter / Power Module
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