Maytag Control Board Timing Circuit Fault

Microwave clock or timer loses time, resets randomly, or runs fast/slow.

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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

Aging or failing control board, Power line noise or surges, Loose power connections, Internal oscillator failure

How to Fix / Troubleshooting

Safety first: Unplug the microwave before accessing the control panel.

External checks:

  • Ensure the microwave is plugged into a stable, grounded outlet (avoid extension cords).
  • Consider using a surge protector rated for microwaves.

If timing issues persist:

  • The electronic control board timing circuit is likely failing.
  • Replace the control board to restore accurate clock and timer functions.
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Repair Difficulty

Medium 3/5

Required Part

Electronic Control Board
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