LG bottom-freezer refrigerator error codes
These error code explanations can help you diagnose a problem with your LG bottom-freezer refrigerator.
Error codes appear on the control panel display when the electronic control board detects component failures. When an error code appears:
Match the error code on your refrigerator with the error code in the chart below.
Make sure that the condition listed with the error code is the same as the symptom(s) shown by your refrigerator.
Read the DIY advice to learn how to troubleshoot the issue and determine the problem part.
Follow repair guide instructions (if listed) to fix the broken part.
For repair how-to help, visit the PartsDirect repair help section, which includes repair help for washing machines, other major appliances, lawn and garden equipment, garage door openers, vacuum cleaners and more. Search for your model number to find a complete list of replacement parts for your refrigerator.
Freezer sensor error
Sensor and wiring connector problems.
Refrigerator sensor error
Sensor, wiring and connectors.
Freezer defrost sensor
Sensor short or wiring problem.
Refrigerator defrost sensor
Sensor short or wiring problem.
Humidity sensor
Sensor short or wiring problem.
Ice maker sensor
Sensor short or wiring problem.
Pantry sensor
The pantry is the deli drawer. Short in sensor or wiring problem.
Room temperature sensor
Short in sensor or wiring problem.
System error inside ice maker
Self-test ice maker routine.
Flow meter error code
Water pressure, flow of water.
Sensor did not get over 40 F in defrost
Faulty fuse, heater or control board.
Sensor did not get over 40 F
Faulty fuse, heater or control board.
The fan for the ice compartment failed
Icing fan blocked, ice fan motor is defective, wiring in the circuit is defective, or the control board has failed.
Evaporator fan failed
Fan motor, control board or wiring harness.
Condenser fan motor is defective
Condenser fan motor, wiring or the control board.
Communication error
Communication error between main board and display board.
Wi-Fi modem failure
Unplug the refrigerator and check the wiring connection between the Wi-Fi modem and the display control board. Reconnect any loose wires. If wiring connections are okay, replace the Wi-Fi modem. If the problem continues, replace the display control board.
Freezer compartment evaporator fan failure
Unplug the refrigerator and check the wiring connection between the freezer evaporator fan and the main control board. Reconnect any loose wires. If wiring connections are okay, replace the freezer evaporator fan. If the problem continues, replace the main control board.
Refrigerator compartment evaporator fan failure
Unplug the refrigerator and check the wiring connection between the refrigerator evaporator fan and the main control board. Reconnect any loose wires. If wiring connections are okay, replace the refrigerator evaporator fan. If the problem continues, replace the main control board.
Freezer compartment ice maker sensor failure
Unplug the refrigerator and check the wire harness connections from the freezer compartment ice maker to the main control board. Reconnect any loose wires. If wire harness connections are okay, replace the freezer compartment ice maker. If the problem continues, replace the main control board.
Freezer compartment ice maker assembly failure
Unplug the refrigerator and check the wire harness connections from the freezer compartment ice maker to the main control board. Reconnect any loose wires. If wire harness connections are okay, replace the freezer compartment ice maker. If the problem continues, replace the main control board.
Most common symptoms to help you fix your refrigerators
Choose a symptom to see related refrigerator repairs.
Main causes: blocked vents, defrost system problems, evaporator fan failure, dirty condenser coils, bad sensors, condens…
Main causes: damaged door seal, faulty defrost sensor or bi-metal thermostat, broken defrost heater, bad defrost timer o…
Main causes: jammed ice cubes, broken ice maker assembly, dirty water filter, kinked water line, bad water valve, freeze…
Main causes: control board or cold control failure, broken compressor start relay, compressor motor failure, defrost tim…
Main causes: leaky door gasket, defrost system failure, evaporator fan not running, dirty condenser coils, condenser fan…
Main causes: blocked air vents, compressor problems, condenser or evaporator fan not working, control system failure, se…
Main causes: water valve leaking, frozen or broken defrost drain tube, overflowing drain pan, cracked water system tubin…
Things to do: clean condenser coils, replace the water filter, clean the interior, adjust doors to prevent air leaks, cl…
Most common repair guides to help fix your refrigerators
These step-by-step repair guides will help you safely fix what’s broken on your refrigerator.
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How to clean refrigerator condenser coils
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Use the advice and tips in these articles and videos to get the most out of your refrigerator.
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