LG dishwasher OE error
ErrorOE
LG uses OE when the dishwasher detects a drain issue. The official checks focus on the filter, drain hose, air gap, and disposal connection.
What the code means
The dishwasher is not draining correctly
Switch the dishwasher off and isolate power before reaching into the filter or sump. Do not work on a disposal connection while it can start.
Typical symptoms
01OE appears after or during a cycle
02Water remains in the tub
03The dishwasher stops before completing the programme
Likely causes
Start with the least invasive explanation and stop if the check requires internal electrical or sealed-system access.
01Food residue in the filter or sump
02A kinked or blocked drain hose
03An installation issue at the air gap or disposal connection
Safe next steps
- 1Switch the dishwasher off and isolate power
- 2Clean the accessible filter and sump
- 3Inspect the drain hose for kinks or blockage
- 4Check the air gap or disposal connection where fitted
- 5Run one short drain test and stop if OE returns
Step-by-step repair
- 1Clean the filter and sump, correct a visible drain-hose restriction, and confirm the air-gap or disposal connection. Test once; arrange LG service if OE remains.
Repair details
🔧Tools
Towel and shallow tray, Flashlight, Soft brush for the accessible filter, No electrical tool is required
Towel and shallow tray, Flashlight, Soft brush for the accessible filter, No electrical tool is required
What not to do
- Do not reach into the sump with power connected, force the pump, or dismantle the drain pump.
Preventive maintenance
- 1Keep the filter clean and maintain the drain hose, air gap, and disposal connection as LG specifies.
Frequently asked questions
What does OE mean?
LG identifies a dishwasher drain issue.
What if the drain path is clear?
Stop and request LG service.
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