LG Dryer Error Code dE

The dE code on an LG dryer stands for door error. It means the dryer detected an open door condition during a cycle or diagnostic test. When this happens, the motor and heater shut off, the lamp turns on, and the buzzer beeps seven times. The dryer will not resume operation until the door is confirmed fully closed.

The dE code is actually a safety feature. When it triggers, the dryer automatically turns off the motor and heater, so there is no active drying hazard. You should not attempt to defeat or bypass the door switch, as it is a critical safety component that prevents the drum and heater from running with an open door.

If the fix is simply closing the door properly, there is no cost involved. A replacement door latch assembly or door switch typically costs between $10 and $40 for the parts alone. If you hire a technician for the diagnosis and repair, total costs including labor generally range from $80 to $200 depending on your location and the specific components that need replacement.

Start by pushing the door firmly closed until the latch clicks and check whether the error clears. If the code returns with the door fully shut, inspect the door latch and strike for wear or damage. A failed door switch can be confirmed with a continuity test and replaced if it shows no continuity when the door is closed. Worn hinges causing door misalignment should also be checked if the latch appears intact.

Resetting the dryer by unplugging it for a few minutes may temporarily clear the code, but it will return immediately if the underlying cause is not resolved. If the door is not fully latching or the door switch has failed, the control board will detect the open-door condition again as soon as a cycle is attempted. Fix the root cause first before relying on a reset.