LG Dishwasher Error AE: What It Means and How to Fix It
Short answer
AE on a LG dishwasher means: the water supply exceeded the standard amount, or a leak was detected. The dishwasher keeps draining to protect the floor. First step: Load large plates/pots upside down.
Leakage / overfilling
Likely causes
- Oversudsing from dishwashing liquid
- Unit not level / door misaligned
- Water poured into the Heat Dry blower
How to fix it
- 1Load large plates/pots upside down.
- 2Use dishwasher detergent, not dishwashing liquid.
- 3Check the unit is level and the door aligned.
- 4If no water is leaking but the code shows, unplug (built-in: use the controlling switch or power-strip switch) and request service.
- 5If the code persists, contact LG customer service.
Safety
- Do not pour water into the Heat Dry blower – leaks; on built-in units do not pull the unit out, request service to avoid floor damage.
When to call a professional: If the unit is not level or the error persists after levelling – 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 AE mean?
The water supply exceeded the standard amount, or a leak was detected. The dishwasher keeps draining to protect the floor.
How do I fix AE on a LG dishwasher?
Load large plates/pots upside down. Use dishwasher detergent, not dishwashing liquid. Check the unit is level and the door aligned. If no water is leaking but the code shows, unplug (built-in: use the controlling switch or power-strip switch) and request service. If the code persists, contact LG customer service.
When should I call a technician for AE?
If the unit is not level or the error persists after levelling – request service.