LG Refrigerator Error Code OFF

The OFF error code on an LG refrigerator indicates that the condenser fan motor in the mechanical compartment has failed or is not sending a motor signal to the control board. The control board interprets the absent signal as a motor lock or complete motor failure and displays this code to alert the user. Without the condenser fan operating, the refrigerator cannot properly dissipate heat from the condenser coils, which will compromise cooling performance over time.

It is not advisable to continue running the refrigerator with the OFF error active. Without the condenser fan circulating air across the condenser coils, heat builds up in the mechanical compartment, which can cause the compressor to overheat and potentially fail. Food safety is also a concern, as the refrigerator may not maintain adequate temperatures during this condition.

A power reset may temporarily clear the OFF error code from the display, but it will not resolve the underlying problem. If the condenser fan motor is locked, obstructed, or has a wiring fault, the error will return once the refrigerator restarts and the control board fails to detect a valid motor signal again. The root cause must be diagnosed and corrected before the code will stay cleared.

Some causes of the OFF error are DIY-accessible, such as clearing debris or ice that is blocking the condenser fan blade in the mechanical compartment. However, if the motor itself has failed or the wiring harness is damaged, replacing those components requires some comfort working with appliance wiring and disassembly. A control board replacement is generally best left to a qualified technician due to the diagnostic complexity involved in confirming it is the root cause.

Repair costs depend on the root cause. If only clearing a blockage is needed, there may be no parts cost beyond a service call fee, which typically ranges from $75 to $150. Replacing a condenser fan motor generally runs between $100 and $250 including parts and labor. A control board replacement is the most expensive scenario, often ranging from $200 to $450 or more depending on the model.