Midea Severe Door Interlock / Control Logic Failure

Microwave runs with the door open or starts by itself without pressing START.

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.

Possible Causes

Stuck or welded relay on control board, Misadjusted or shorted door switches, Control board logic failure, Shorted keypad

How to Fix / Troubleshooting

Immediate safety warning: Unplug the microwave immediately. A microwave that runs with the door open or starts by itself is extremely dangerous and must not be used.

Next steps:

1. Do not attempt to operate: Leave the unit unplugged until it is inspected and repaired.
2. Professional service: Have a qualified technician test the door interlock switches, relays, and control board. Replace faulty switches, keypad, or control board as required.

Repair Difficulty

Professional Required 5/5

Required Part

Door Switch Kit / Main Control Board for Midea Microwave

Check Price on Amazon

We may earn a commission from links on this page.