Error code reference

LG Washer Error Code dL

Door error during operation caused by pressure difference from internal temperature changes during Boil wash, door lock switch terminal connected incorrectly or broken, electric wire leakage, or main PCB fault.

SourceLG WF42H5000AW - Service Manual: Drum Type Washerp. 21, 27

Diagnostic procedure

The full dL procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check the door switch and 120V power wire connections and insulation state.

SourceLG WF42H5000AW - Service Manual: Drum Type Washerp. 21, 27

More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented

23 manuals in the MyPros+ library document this code for LG washer.

Models covered by the manuals that document this code

More models are covered than are listed here.

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