Step-by-Step Guide: LG Refrigerator Error Code 1F E

Have you encountered the 1F E error code on your LG refrigerator? This code indicates a malfunction with the ice maker, potentially disrupting your cold beverage plans. This guide will assist you in diagnosing and resolving the issue to restore your ice production. The 1F E error code typically signifies an ice buildup obstructing the ice maker fan. This fan …

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Written by: Mohammad Waseem

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Have you encountered the 1F E error code on your LG refrigerator? This code indicates a malfunction with the ice maker, potentially disrupting your cold beverage plans. This guide will assist you in diagnosing and resolving the issue to restore your ice production.

The 1F E error code typically signifies an ice buildup obstructing the ice maker fan. This fan plays a critical role in maintaining the optimal freezing temperature for your ice maker. Without proper airflow, ice production ceases.

we will delve into the steps required to troubleshoot and rectify the 1F E error code in your LG refrigerator, ensuring a steady flow of refreshing ice cubes.

Common Causes of 1F E Error Code

Understanding the common causes of the LG refrigerator error code 1F E is crucial for troubleshooting. Here’s a breakdown of the potential issues that might be leading to this error:

Temperature Issues and Air Flow Blockages:

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  • Incorrect temperature measurements, either too warm or too cold, can trigger the 1F E error code [1].
  • Blocked vents can prevent air from flowing freely, leading to temperature instability in the freezer compartment [5].
  • A tear in the door gasket might prevent the door from sealing completely, affecting the freezer’s temperature [5].

Mechanical and Electrical Problems:

  • A worn gasket, a refrigerator being left open for too long, or a clogged vent can contribute to frost build-up around the ice maker fan [1].
  • Issues such as a leak in the water line or a fault in the control board can arise even if no ice is present on the fan [1].
  • Defective components like the ice maker fan motor or blades may also cause the error. Checking these for continuity with a multimeter or replacing them might be necessary [5].

Control Board Glitches:

  • Sometimes, a simple reset by disconnecting the power to the refrigerator for 30 seconds can clear the 1F error code, pointing to a control board glitch [5].
  • If all other causes have been ruled out, a defective control board may be responsible, requiring diagnosis and repair by a trained technician [5].

Step-by-Step Troubleshooting Guide: LG Refrigerator Error Code 1F E

To effectively troubleshoot the LG refrigerator error code 1F E, follow these step-by-step instructions:

Initial Assessment and Reset:

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  • Examine the freezer for ice accumulation. If no ice is found, reset the control board by unplugging the refrigerator for 30 seconds, and then plugging it back in [1].
  • If the error persists, manually defrost the refrigerator as a temporary solution by unplugging it for 24 hours [7].

Defrosting and Inspecting:

  • In cases of significant ice buildup, remove all items from the freezer, and allow it to defrost naturally. Use a hairdryer for a quicker thaw of the fan if necessary [1] [7].
  • After defrosting, inspect the ice maker fan motor and blades for any defects. Replace the motor if it has failed [5] [7].

Temperature and Gasket Check:

  • Ensure the freezer is set to the correct temperature (0°F or -18°C) to prevent future ice accumulation [1] [9].
  • Inspect the gasket for a smooth seal and replace it if it is damaged or worn, as this can affect temperature regulation [1].

By following these steps, you should be able to resolve the error code and prevent future occurrences.

Defrosting the Ice Maker Fan

Defrosting the Ice Maker Fan is a critical step in resolving the LG refrigerator error code 1F E. Here’s how to approach it effectively:

Initial Inspection and Manual Defrost:

  • Check if the ice maker blower fan is blocked or frozen. A blocked fan can impede airflow and lead to error codes [6].
  • For a substantial ice buildup, unplug the refrigerator, empty the freezer, and let it defrost naturally. This process might take up to 24 hours, depending on the amount of ice [1] [3] [7].
  • In urgent cases, use a hair dryer to melt the ice around the fan more quickly. Be cautious to avoid any water contact with electrical components [4] [7].

Advanced Defrosting Techniques:

  • If the fan motor is locked due to ice, especially during colder months, it may require longer defrosting times. Open the freezer door and wait for one day in summer or up to three days in winter [13].
  • To access and defrost the back of the ice maker fan, remove all items from the freezer, unscrew and remove the freezer’s back panel, and carefully defrost any ice with a hair dryer or by leaving the unit unplugged [15].

Post-Defrosting Actions:

  • Once defrosting is complete, check the ice maker fan for functionality. If the fan is still not working, it may indicate a failure and the need for replacement [4].
  • Reassemble any removed parts in reverse order, ensuring no ice remains that could block vents or the fan itself [15].

This methodical approach ensures the ice maker fan operates efficiently, preventing future errors.

Checking and Replacing the Fan Motor

When addressing the LG refrigerator error code 1F E, a crucial step involves checking and potentially replacing the fan motor. This process can be broken down into manageable tasks:

Checking the Fan Motor and Blades

  • Initial Inspection: Begin by examining the ice maker fan motor and blades for any visible defects. If any part of the motor or blades appears damaged or defective, it may be the source of your 1F E error code [5] [6].
  • Testing Continuity: Use a multimeter to test the fan blade for continuity. This step will help determine if the electrical path is broken, indicating a need for replacement [5].

Replacing the Fan Motor

  1. Locate the Fan Motor: The fan motor is situated in the freezer compartment, behind the rear cover panel, typically in the upper left corner [7] [19] [20].
  2. Gather Necessary Tools: You will need a Phillips screwdriver, a flathead screwdriver, and a small flat glass screwdriver for this repair [19].
  3. Removal Process:
    • Remove the freezer door shelves, light lens, bulb, air duct, screw covers, and finally, the rear cover panel to access the fan motor [19].
    • Carefully remove the existing fan motor and replace it with a new one. Ensure you have the correct replacement part, which can be obtained from Appliance Parts Pros if not already available [19] [20].
  4. Reinstallation: After replacing the fan motor, reinstall the rear cover panel, the fan blade, the harness, and the assembly to ensure everything is back in place [20].

Regular maintenance, including cleaning the fan, is recommended to prevent future issues and ensure smooth operation [17].

Resetting the Refrigerator’s Control Board

Resetting the LG refrigerator’s control board is a vital step in troubleshooting the 1F E error code. Here’s a detailed guide to help you through the process:

  1. Basic Reset:
    • Ensure the refrigerator doors are securely closed to prevent any interference with the reset process [21].
    • Unplug the refrigerator from the wall outlet for 30 seconds, then plug it back in. This simple action can sometimes reset the control board and clear the error code [1] [5].
    • If the 1F E error persists, it indicates a more serious issue with the control board that might require professional assessment [1].
  2. Control Board Test Mode:
    • Locate the main control board on the back of the fridge, identifiable by a cover with a lightning bolt symbol [22].
    • Remove the three screws holding the cover and additional screws at the bottom to access the control board [22].
    • With the fridge plugged back in, carefully press the test button. Perform the following checks during each test stage:
      • First Test: Check for airflow in both the fresh food and freezer compartments [22].
      • Second Test: Verify if the condenser fan and compressor are operational [22].
      • Third Test: Activate the defrost system by pressing the test button a third time [22].
    • Exit the test mode by pressing the test button again or unplugging and replugging the fridge [22].
  3. Resetting Control Panel:
    • For models with a control panel, press and hold the ‘REFRIGERATOR’ and ‘ICE PLUS’ buttons simultaneously for five seconds. This action can reset the control panel and potentially resolve minor glitches [23] [24].

This step-by-step process can help address the LG refrigerator error code 1F E by resetting the control board and control panel, ensuring your appliance returns to optimal performance.

Preventive Measures to Avoid Future Issues

To keep your LG refrigerator running smoothly and to avoid the dreaded 1F E error code, consider these preventive measures:

  • Regular Maintenance:
    • Clean the condenser coils every six months to ensure efficient cooling [9].
    • Replace the water filter as recommended to maintain optimal ice maker and water dispenser performance [9].
    • Keep doors closed to minimize temperature fluctuations and ensure the freezer is set to the correct temperature (0°F or -18°C) [9] [1].
    • Schedule annual checks with a professional technician for a thorough inspection [9].
  • Daily Use and Care:
    • Monitor and adjust the refrigerator’s temperature settings as needed [9].
    • Check the door seals for wear or damage; clean or replace them to maintain a smooth seal [9] [1].
    • Ensure proper ventilation around the appliance for heat dissipation [9].
  • Troubleshooting Tips:
    • Regularly inspect for blocked vents or excessive frost build-up and address promptly [5] [8].
    • Use the ICE PLUS feature to prevent the Ice Maker Blower Fan from freezing [6].
    • Check for any loose wiring connections and replace damaged wiring to avoid electrical issues [6].


This guide empowers LG refrigerator owners to troubleshoot the common error code 1F E. We will address the root cause – frost buildup on the ice maker fan – and outline the steps to resolve the issue.

This includes clearing accumulated ice, replacing the fan motor if necessary, and resetting the control board for optimal performance.


How can I remove the error code displayed on my LG refrigerator?

To clear an error code from your LG refrigerator, disconnect the refrigerator by unplugging the power cord or switching off the exclusive circuit breaker. Wait for approximately 5 minutes before restoring power to the unit. If the error code persists, it indicates that a professional diagnosis by an LG service technician is required.

What steps should I take to reset my LG refrigerator?

To reset your LG refrigerator, either unplug it from the power outlet or turn off the circuit breaker for about 30 seconds. Once you restore power, the refrigerator’s compressor should start up again, and the appliance should begin to cool normally within 24 hours.



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