Quick diagnosis
What this code is telling you
Most likely trigger
food debris clogging filter or drain
Recommended replacement
Dishwasher Drain Pump
Diagnostic path
4 ordered checks
Part fit
Exact model number required
Safety first
Before opening the appliance
Disconnect electrical power before removing panels or handling internal components. Do not bypass safety devices or perform live electrical testing unless you are qualified to do so.
Read the full safety disclaimerRoot cause
Why the control reported this error
OE indicates that the dishwasher detected a draining problem because food debris clogging filter or drain. kinked or blocked drain hose and drain pump fault can produce the same code, so verify the fault before replacing components.
Possible causes
Check the most likely causes first
- 1
food debris clogging filter or drain
Start here when it matches your symptoms.
- 2
kinked or blocked drain hose
- 3
drain pump fault
Diagnostic sequence
Work through these checks in order
Stop when you find the fault. Do not perform a step that requires skills or live testing you are not qualified to do.
- 1
Check 1
Clean the filter and visible sump area.
- 2
Check 2
Inspect the drain hose for kinks or blockage.
- 3
Check 3
Confirm the disposer connection is open if newly installed.
- 4
Check 4
If OE returns with a clear drain path, service the drain pump.
Replacement part reference
Dishwasher Drain Pump
Exact OEM part number
Model number required
Fitment note
The exact OEM part number varies by model and production revision. Verify the complete model number before ordering.
Verify the appliance model before ordering.
Manufacturers can use different parts under the same error code across model families and production revisions.
Where do I find my model number? →FixCodeDB may earn a commission from qualifying purchases made through affiliate links.
Common questions
Quick answers for this fault
What should I check first for OE?
Start with food debris clogging filter or drain. If that checks out, continue through the diagnostic sequence above rather than replacing a part based on the code alone.
Does OE always mean Dishwasher Drain Pump is bad?
No. An error code identifies the condition the control detected, not a guaranteed failed part. Confirm the likely causes and wiring first. The exact OEM part number varies by model and production revision. Verify the complete model number before ordering.
When should I stop troubleshooting OE myself?
Stop if the next step requires live electrical testing, sealed-system work, gas or combustion service, or any procedure outside your training. Disconnect electrical power before removing panels or handling internal components. Do not bypass safety devices or perform live electrical testing unless you are qualified to do so.
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Related LG guides
AE or E1 means water has reached the dishwasher base area and activated the leak/float sensing system.
LG identifies bE as a bubble error, often caused by using hand dishwashing liquid or another detergent that creates excessive suds.
FE indicates an abnormal fill or overfill condition.
IE indicates that the dishwasher is not filling with water as expected.
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