How do I fix error code dE on a LG dryers?

1. undefined: Close the dryer door fully. 2. undefined: If door is closed and dE still appears: enter diagnostic mode and press START/PAUSE once to start tumbling. 3. undefined: Open door — dE should display, chime sound 7 times, and drum light should illuminate. 4. undefined: If dE does not display or light does not come on: proceed with mechanical door switch test. 5. undefined: Disconnect WH1 and BL3 connectors from main PCB. 6. undefined: Measure resistance between NA6-(GN) pin and chassis ground — should be less than 1 Ω; if not, check wiring harness and ground screws. 7. undefined: Disconnect BL2 and WH4 connectors from main PCB; measure resistance between BL2-(WH) and WH4-(YL) — should be less than 1 Ω with door closed, open circuit (∞) with door open. 8. undefined: If door switch is out of spec: replace door switch assembly. 9. undefined: If light does not come on separately: replace light bulb (15-watt, 120-volt candelabra base) or light socket.

LG Dryers

Error Code dE

Door open error — door not closed during operation

Moderate

Address soon - your appliance may not work properly

Also displayed as: dE

How to Fix

1
Close the dryer door fully.
2
If door is closed and dE still appears: enter diagnostic mode and press START/PAUSE once to start tumbling.
3
Open door — dE should display, chime sound 7 times, and drum light should illuminate.
4
If dE does not display or light does not come on: proceed with mechanical door switch test.
5
Disconnect WH1 and BL3 connectors from main PCB.
6
Measure resistance between NA6-(GN) pin and chassis ground — should be less than 1 Ω; if not, check wiring harness and ground screws.
7
Disconnect BL2 and WH4 connectors from main PCB; measure resistance between BL2-(WH) and WH4-(YL) — should be less than 1 Ω with door closed, open circuit (∞) with door open.
8
If door switch is out of spec: replace door switch assembly.
9
If light does not come on separately: replace light bulb (15-watt, 120-volt candelabra base) or light socket.

This Error Applies To

LG DLEX4270V Series Dryers

Service manual exact match: DLGX4271W/01Service manual exact match: DLEX4270V/01Service manual exact match: DLEX4270W/01Service manual exact match: DLGX4271V/01

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