LG Dryer DE Error: Door open or door switch fault
LG dryer error — here’s what you need to know. The dE error code on your LG dryer indicates Door Not Properly Closed or Door Switch Failure. This is a Low severity issue. What Does dE Mean on an LG Dryer? The dE code means the dryer’s control board is not receiving a closed-door signal […]
~90%
DIY Fixable
From 5
Typical Repair Cost
20–45 minutes
Pro Repair Time
Quick Assessment
Answer to continue safely
Is it safe to keep using?
No. The dryer will not operate with a dE fault active. Bypassing the door switch is unsafe — it is a critical safety interlock that prevents the drum from spinning with the door open.
Can I reset the code?
Yes. The dE code clears as soon as the door switch reads a closed state. Fix the latch or switch and the error will disappear without a manual reset. A power cycle (unplug for 5 min) can clear a transient glitch.
When to stop immediately?
Stop if you notice: Dryer will not start at all due to the dE interlock, Do not bypass or tape the door switch closed — this is a serious safety hazard.
Symptoms You May Notice
Dryer will not start when the Start button is pressed
The drum does not turn and no heat is produced because the door interlock prevents operation whenever the door circuit is open.
Dryer stops mid-cycle and will not restart
If the door switch is intermittent, the dryer may begin a cycle but stop suddenly when vibration causes the switch contact to momentarily break.
dE code on the display when the door appears closed
The door looks shut but the switch is not registering closure — this points to a worn latch that is not engaging deeply enough, or a failed switch that can no longer detect contact.
Unable to start a new cycle
Pressing the start button has no effect or the dryer beeps and refuses to begin because the door switch or lock mechanism does not register as secure.
Possible Causes
Worn or broken door latch
The plastic latch hook wears down or snaps after thousands of open/close cycles, preventing the door from engaging firmly enough to activate the door switch.
DIY PossibleFaulty door switch
The microswitch that detects door closure has worn out internally and no longer closes its circuit even when the latch engages correctly.
DIY PossibleMisaligned door or damaged hinge
A bent hinge or warped door causes the latch to miss the strike, so the door is never in the correct position to trigger the switch.
DIY PossibleSafe Checks You Can Do
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1
Push the door firmly closed and try again
Open the dryer door completely, then push it firmly shut until you hear or feel the latch click. Press Start. Sometimes lint around the latch area prevents full engagement.
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2
Inspect the door latch and strike
With the door open, examine the plastic latch hook on the door and the strike (catch) on the dryer cabinet. Look for cracks, chips, or worn areas. If the latch hook is visibly damaged, it needs replacement.
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3
Test the door switch with a multimeter
Unplug the dryer, access the door switch (typically accessible by removing the top panel), disconnect its wires, and use a multimeter set to continuity. The switch should show continuity when its plunger is depressed and open when released. Replace if it fails this test.
When to Call a Professional
Contact a qualified technician if:
- Door switch replacement does not resolve the dE code — wiring or control board issue
- Door hinge is bent or broken requiring panel realignment
- Wiring from the door switch to the control board is damaged or disconnected
Need Professional Help?
Find qualified technicians in your area for proper diagnostics and repair.
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