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Error code reference
LG Oven Error Codes
16 error codes documented with diagnostic procedures.
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F-Function error code indicated by F-followed by a number appearing in the display while…F-1The upper oven thermistor remained open for more than one minute after cooking started.F-10Upper Oven door lock failureF-11A communication error between the control panel and the main PCB persists for more than…F-12A fault in the EEPROM for MY MENU.F-16Lower oven temperature is over 650°F/343°C continuously during 2 minutes while cooking.F-19Lower oven does not heatF-2The upper oven thermistor remained shorted for more than one minute after cooking started.F-20Lower Oven door lock failureF-3Touch sensor key errorF-4The lower oven thermistor remained open for more than one minute after cooking started.F-5The lower oven thermistor remained shorted for more than one minute after cooking started.F-6Upper oven temperature is over 650°F/343°C continuously during 2 minutes while cooking.F-8The temperature probe in the upper oven is shorted for over one minute after a cook cycle…F-9Upper oven does not heatPFPower failure indicator; the time of day will flash and PF will appear in the display…
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