APPLIANCE TROUBLESHOOTING
LG Microwave Error Codes
Find plain-language explanations for LGMicrowave error codes, common causes, and troubleshooting steps you can try before requesting repair service.
13 error codes currently available
DOOR
The microwave does not detect the door as fully closed or the latch as engaged.
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E10
The microwave detected an internal short in the control board.
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F1
The microwave detected a problem with the main control board.
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F11
The microwave detected an inverter communication error.
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F13
The microwave detected a voltage error.
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F16
The microwave detected a heating problem.
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F17
The microwave detected a temperature-sensor problem.
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F19
The microwave detected a heating problem.
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F2
The microwave detected a thermistor or temperature-sensing problem.
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F3
The microwave detected a problem with the control panel.
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F4
The microwave detected a humidity-sensor error.
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F5
The microwave detected a damper-switch error.
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LOC
The microwave Control Lock feature is turned on.
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Manufacturer information
ApplianceSignal troubleshooting information is based on manufacturer support documentation and rewritten in plain language.