LG Dishwasher Error OE: What It Means and How to Fix It
Short answer
OE on a LG dishwasher means: the tub is not fully drained. First step: Clean the filter (every 1–2 weeks): remove lower rack, turn the filter handle anticlockwise and pull up, separate and rinse both filter parts, refit and turn clockwise until it clicks.
Outlet error (not draining)
Likely causes
- Residue clogging the filter
- Pressed or bent drain hose
How to fix it
- 1Clean the filter (every 1–2 weeks): remove lower rack, turn the filter handle anticlockwise and pull up, separate and rinse both filter parts, refit and turn clockwise until it clicks.
- 2Straighten a pressed/kinked drain hose (close the shut-off valve first).
- 3Keep the end of the drain hose at least 30 cm above the floor.
- 4Power on and restart to clear leftover water; to force-drain, long-press Start for 3 s (2–3 min). Some water below the filter always remains.
- 5If the code persists, contact LG customer service.
Safety
- Switch the appliance off and unplug it before removing any cover or filter.
- Clean the filter 30 minutes after the cycle ends – the tub is hot (burn risk).
- Close the shut-off valve before handling the drain hose.
When to call a professional: If water pools above the filter level – request service.
Applies to: LG dishwashers
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Source
Based on LG's official error code information: LG UK – [LG Dishwasher] Guide to Error Codes. Last checked 2026-10-28. Codes and their meaning can differ by model and region; check your appliance's manual.
Frequently asked questions
What does LG dishwasher error code OE mean?
The tub is not fully drained.
How do I fix OE on a LG dishwasher?
Clean the filter (every 1–2 weeks): remove lower rack, turn the filter handle anticlockwise and pull up, separate and rinse both filter parts, refit and turn clockwise until it clicks. Straighten a pressed/kinked drain hose (close the shut-off valve first). Keep the end of the drain hose at least 30 cm above the floor. Power on and restart to clear leftover water; to force-drain, long-press Start for 3 s (2–3 min). Some water below the filter always remains. If the code persists, contact LG customer service.
When should I call a technician for OE?
If water pools above the filter level – request service.