LG · Dryer
E21
Combo drain pump issue
On washer-dryer combo units, this code indicates that draining is taking longer than expected.
Stop using the unit and request LG service if water remains.
Possible meaning
On washer-dryer combo units, this code indicates that draining is taking longer than expected.
This information is not a professional diagnosis or repair instruction. The same code can mean different things by model, so follow the product manual and official manufacturer guidance first.
This service is not affiliated with or officially operated by the manufacturers shown. Manufacturer names and trademarks are used only to identify products. The information is summarized from official sources, but its meaning may vary by product model and release date.
Official manufacturer sourceVerify with official guidance ↗Official source checked: 2026-08-21