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LG Microwave Error Codes

3 error codes with causes and step-by-step fixes

Code	Meaning	Severity	DIY	Est. Cost
F-3	Temperature sensor error — over-temperature detected	⚠ High Severity	pro only	$0–$40
F-6	Keypad/touchpad failure	⚠ Medium Severity	moderate	$40–$90
F-11	Shorted key on control panel	⚠ Medium Severity	moderate	$40–$90

⚠️ Serious Errors — Act Quickly