Drain error — dishwasher unable to drain water after wash
The OE error on the LG LDF5545ST indicates drain error — dishwasher unable to drain water after wash. This typically occurs due to clogged drain filter at the floor of the dishwasher tub. Most homeowners fix this in 20–30 min by following the steps below.
Common Causes of OE
- 1Clogged drain filter at the floor of the dishwasher tub
- 2Blocked garbage disposal connection not allowing water to drain
- 3Kinked or pinched drain hose under the sink
- 4Drain pump motor failure
How to Fix OE
- 1
Step 1
Cut power to the dishwasher — unplug it or flip the breaker
- 2
Step 2
Remove the bottom dish rack and locate the cylindrical drain filter at the center of the tub floor
- 3
Step 3
Twist the filter cap counterclockwise and lift it straight up to remove it
- 4
Step 4
Remove the flat mesh filter beneath and rinse both filters thoroughly under running water with a soft brush
- 5
Step 5
Check the drain hose connection under the sink cabinet for kinks or obstructions — straighten if needed
- 6
Step 6
If connected to a garbage disposal, run the disposal for 10 seconds to clear any blockage before restarting the dishwasher
- 7
Step 7
Reinstall both filters, run a quick wash cycle, and confirm water drains normally
Tools Needed
When to Call a Technician
Error returns after cleaning filters and verifying drain hose — the drain pump motor may need replacement
Frequently Asked Questions
Common questions about LG OE error
The OE error on the LG LDF5545ST dishwasher means it cannot drain water at the end of the cycle. The most common cause is a clogged drain filter inside the tub. Cleaning this filter, which takes about 10 minutes, resolves the OE error in the majority of cases.
LG recommends cleaning the dishwasher drain filter at least once a month. If you run the dishwasher daily or wash dishes with heavy food residue, clean the filter every two weeks. Regular cleaning is the best way to prevent OE drain errors from occurring.
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