LG Washer Error Code oF: How to Fix It

Medium 30-60 minutes Medium Severity Verified June 2026
Error Code
oF
Brand
LG
Product Type
washer
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code oF on your LG washer means the drain pump has been operating longer than expected, usually due to a clog or draining issue. This typically happens when water can't drain properly, causing the pump to run continuously. Follow these steps to clear the blockage and reset your machine.
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Tools You'll Need

How to Fix Error Code oF

  1. Unplug the Washer and Turn Off Water

    Always unplug the appliance before performing any maintenance to avoid electric shock.
  2. Clean the Drain Pump Filter

    Be prepared for water spillage – have towels ready.
  3. Check the Drain Hose for Kinks or Clogs

  4. Inspect the Drain Pump for Obstructions

    Ensure the washer is unplugged before removing any panels.
  5. Test the Drain Pump with a Multimeter

    Use a multimeter only if you are comfortable with electrical testing. When in doubt, consult a professional.
  6. Reset the Washer and Test

Parts You May Need

Drain pump filter (if damaged)
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Drain pump assembly
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Drain pump filter (if damaged)
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Drain pump assembly
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Drain pump filter (if damaged)
Check Price on Amazon
Drain pump assembly
Check Price on Amazon
Drain pump filter (if damaged)
Check Price on Amazon
Drain pump assembly
Check Price on Amazon
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When to Call a Professional

If you've cleaned the filter, drain hose, and pump but the error persists, the drain pump may be defective and require replacement. Alternatively, the main control board could be faulty. Contact a qualified appliance technician if you are not comfortable with electrical testing or part replacement.

Frequently Asked Questions

Can I reset the LG washer error code oF without calling a technician?
Yes, you can try resetting by unplugging the washer for 5-10 minutes, then plugging it back in. However, if the underlying draining issue isn't fixed, the error will return.
What does error oF mean on an LG washer?
Error oF indicates that the drain pump has been operating for too long, usually because water is not draining properly due to a clog, kinked hose, or faulty pump.
How do I clean the drain pump filter on an LG washer?
Open the small access door at the bottom front, place a towel underneath, unscrew the filter knob counterclockwise, remove and clean it, then reinstall tightly.
Why does my LG washer keep showing oF after cleaning the filter?
There may be a deeper clog in the drain hose or pump, or the drain pump itself may be faulty. Check the hose for kinks and test the pump with a multimeter.
Should I replace the drain pump myself?
If you have some DIY experience and are comfortable with electrical connections, you can replace it. Otherwise, hire a professional to avoid damage or injury.