Error code reference

LG Washer Error Code dE

Door error (before operation)

Door error (before operation) - switch contact error because of deformation of door hook, door pulled by force, or occurs in Boil wash because door is pushed due to pressure difference from internal temperature changes.

First step from the service manual

Check door lock switch terminal connections. Check if door lock switch terminal is broken.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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  • Step-by-step tests with expected resistance, voltage, and continuity values
  • Wiring diagram references and connector pinouts from the OEM service manual
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