Microwave Diagnostics

Maytag Microwave
Error Codes

Meanings, severity levels, safe checks you can perform, and when to call a technician.

Enter the code shown on your microwave display

Is it safe to keep using it?

Depends on code severity. Low/Medium codes often allow continued use, High severity requires immediate stop.

Can error codes be reset?

Some codes clear after power cycle. Persistent codes indicate underlying issues needing repair.

When should I stop using it?

Stop immediately for water leak codes, burning smell, or any High severity error.

Most Common Codes

SE F1 F2 F3 F5 F7 F8 F9 PF LOC

All Codes

F1 F2 F3 F5 F7 F8 F9 LOC PF SE

Error Code Directory

Click any code for detailed troubleshooting steps

Low Medium High

Code Meaning Severity Common Symptom

F1 Touchpad fault High The control panel is completely unresponsive to all button presses, including Cancel and Off. View F2 Keypad stuck key Medium No button press registers — the microwave cannot start any program or respond to Cancel. View F3 Humidity sensor fault Medium Sensor Reheat, Sensor Popcorn, or Auto Cook functions do not start when selected, though manual cooking works. View F5 Door switch fault High Pressing Start produces F5 on the Maytag microwave display with no cook cycle starting, even though the door appears fully closed and latched. View F7 RF / magnetron fault High The Maytag microwave starts, the turntable rotates, and the fan runs, but food comes out the same temperature as it went in — the magnetron is not generating cooking energy. View F8 Temperature probe fault Low Selecting a temperature probe or probe cook program produces no response — the microwave will not begin the cycle. View F9 Keypad comm loss Medium The control panel becomes unresponsive — the screen either freezes on one readout or goes completely dark. View LOC Control locked Low The control panel ignores all button presses because the child lock feature has been activated. View PF Power failure notification Low After a power interruption, the microwave clock resets and flashes to indicate lost time settings. View SE Stuck key detected Medium No pad input produces any response — the microwave retains power but cannot be operated. View