LG Dishwasher Error Codes
The complete list of 13 LG dishwasher error codes, based on LG's official information. Find your code to see what it means and what you can safely do yourself. Codes with step-by-step fixes have their own guide.
| Code | Meaning | What to do |
|---|---|---|
| AE | Leakage / overfilling. The water supply exceeded the standard amount, or a leak was detected. The dishwasher keeps draining to protect the floor. | Step-by-step fix |
| IE | Inlet error (not enough water). Not enough water enters the tub within the set time (after about 10 minutes of filling); you may hear chiming. | Step-by-step fix |
| OE | Outlet error (not draining). The tub is not fully drained. | Step-by-step fix |
| tE | Temperature sensor. Issue with the temperature sensor (contact problem or failure). | Contact LG customer service. |
| HE | Heater error. The heater is not heating the water. | Contact LG customer service. |
| LE | Cleaning motor error. The cleaning motor is not functioning normally. | Contact LG customer service. |
| PE | Water level sensor. Problem with the water level sensor that prevents leaks. | Contact LG customer service. |
| bE | Bubble error (oversudsing). Excess suds detected (dish soap or too much detergent); the dishwasher stops to prevent leaks. | Step-by-step fix |
| nE | Vario pump (impeller) issue. The impeller is not spinning normally, or dishes touch it. | Rearrange the dishes and restart. |
| CL | Control lock. Not a fault: the control panel is locked. | Step-by-step fix |
| F31 | Heat Dry fan not operating. The Heat Dry fan motor does not operate. | Contact LG customer service. |
| F35 | Heat Dry temperature. Temperatures of the Heat Dry components cannot be measured. | Contact LG customer service. |
| F37 | Auto Open Door error. The Auto Open Door feature is not working. | Make sure nothing interferes with the door. |
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Sources
Last checked 2026-10-28. Codes can differ by model and region; your appliance's manual is the final reference.