Neff Intermittent Power / Voltage Drop

Washer display and lights flicker or reset during operation.

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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

Loose mains plug or socket, Faulty mains filter, Loose internal wiring connections, Failing control module power supply

How to Fix / Troubleshooting

Safety: Unplug the washer before opening panels. If you suspect house wiring issues, contact an electrician.

  • Check plug and socket: Ensure the plug fits firmly in the outlet and that there is no visible damage or overheating.
  • Inspect mains filter and wiring: Access the mains filter and check all spade connectors for tightness. Reseat any loose connections.
  • Check control board connectors: On the main PCB, ensure all low-voltage connectors are secure.
  • Monitor supply: Avoid using long extension leads or sharing the circuit with heavy appliances that may cause voltage dips.
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Repair Difficulty

Medium 3/5

Required Part

Mains Interference Filter / Main Control Module
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