LG Fridge Error Codes: A Complete Guide

Here’s a table to help you understand what your error codes are trying to indicate and hopefully fix your LG Fridge, Freezer, or Fridge Freezer

Error Code Meaning / Problem
OF F / 0F F Demo/Display Mode is activated.
15 / IS Problem with ice maker fan motor or a disconnection of the ice maker sensor.
22 Problem with the compressor delay.
67 Problem with a gap in the door and object inside the fridge.
CF The feedback signal is less than 65 seconds during the fan’s operation. This refers to the fans at the back, the bottom of the refrigerator that discharges heat from the condenser.
CO / C0 Communication error between the control board and the display.
dH This shows that the unit spent more than 1 hour trying to defrost, but did not reach the preset temperature within the hour.
d5 / dS The “dS” error code indicates a short or disconnection of the defrosting sensor. “F dS” is a problem with the freezer defrost sensor, and “r dS” is a problem with the refrigerator defrost sensor.
FF This can mean that the unit has detected an issue with the freezer fan. This could possibly be caused by frost buildup. Defrost your freezer by removing all food and unplugging your unit for at least 8 hours, make sure you dry it out with a towel. Plug it in, and wait for 24-48h for the unit to return to normal functionality.
FS / F5 Indicates a short or disconnection with the freezer sensor.
9F / gF Indicates a flow sensor error or low water pressure. Try increasing the water pressure, if the error persists then request a repair.
HS / H5 Indicates a short or disconnection of the humidity sensor.
IF / F1 Problem with the refrigerator’s ice maker fan. This could be down to frost buildup around the ice maker fan.
It / 1t Indicates a defect in the ice maker.
rF Indicates an abnormality in the refrigerator’s fan motor. This could be due to frost buildup.
r5 / rS Indicates a disconnection of the refrigerator sensor.
rt Indicates a shortened or open room-temperature sensor.
SS Indicates a shortened or open pantry sensor.
Ad Will display when the door motor does not move to a maximum position or home position within 5 seconds.
dL Will display when the door motor does not open to maximum position or home position within 5 seconds.
A5 / AS Displays when the auto door motor is in operation, and the reed switch is in an open state.
dr Will display when the door motor does not open to maximum position or home position within 5 seconds.
5b / Sb This typically means Sabbath mode which can be used on the Jewish Sabbath and holidays.
0d / Od Indicates a WiFi modem or communication error between the micom of the LCD display and the WiFi modem.
c1 Indicates a communication error between the micom of the LCD display and the dispenser.

Table of Error Codes for LG Freezers and Refrigerators and Their Meanings

LG’s 1-7 Number Display

On some models of LG fridge freezer, refrigerator, and freezer, the error codes display in a 1-7 number format. Here is the diagram below to help you decipher what those errors mean.

LG’s 1-7 Number Display

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