What to check, in order
- Push the lint filter all the way in
Open the door, check the filter is fully in place and that no clothing is caught in the door.
- Reset it
Unplug the dryer or switch off its breaker, wait 5 seconds, then restore the power. Close the door firmly, choose a cycle and press Start.
- Brand new dryer?
Check the door for visible damage, such as a bent door. If you find any, contact the dealer.
When to call an engineer
If the code comes back after the reset, LG says the dryer needs service.
Quick answers
What does the LG dE error code mean?
The dryer thinks the door isn't completely closed, so it won't start.
Can I fix LG dE myself?
Very easy (about 2 minutes). Start with: push the lint filter all the way in; reset it; brand new dryer?. If the code comes back after the reset, LG says the dryer needs service.
Is LG dE worth repairing?
Usually free. Usually the lint filter or clothing caught in the door, which costs nothing to fix.
Checked against
Last reviewed October 2026. Manufacturers update their pages, and your manual is the final word. Spotted a mistake? Email contact@appliance-error-codes.com.