LG Washer - dL Error Code

The washer detected a door lock failure.

Meaning

The washer detected a door lock failure.

The LG **dL** error code appears on **modern North American LG front‑load Direct‑Drive washers**. It indicates that the **door lock failed to engage**, preventing the washer from starting or continuing the cycle. **Important:** This is the **modern dL code**, not the legacy **DL** code used on old top‑load washers.

Symptoms

  • Washer will not start
  • Door lock clicks repeatedly
  • ThinQ may show 'Door lock error'
  • Cycle pauses and cannot resume

Causes

  • Failed door lock assembly
  • Loose or damaged wiring
  • Misaligned door strike
  • Faulty main control board (rare)
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Step-by-Step Fixes

  • Close the door firmly.
  • Inspect door strike alignment.
  • Check wiring to the door lock.
  • Replace door lock assembly if faulty.
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Safety Notes

  • Unplug washer before servicing.
  • Do not force the door open during a cycle.
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Applicable Models

Show Models
  • map[front-load direct-drive (dl-capable models):[WM3700HWA WM3800HBA WM3900HWA WM4000HWA WM4200HWA WM4500HBA WM5000HVA WM5500HVA WM6500HWA WM6700HBA]]
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Related Pages

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Other LG Washer Error Codes

Show All Error Codes

Model-Specific Notes

- dL is the modern WM-series door lock error. - Do not confuse dL with DL β€” they apply to different platforms and eras. - If dL appears intermittently, wiring harness corrosion is a common cause.

Disclaimer

The information provided on this page is for educational and informational purposes only. Repairs involve electrical, mechanical, and water-related risks. Always follow manufacturer instructions and consider contacting a qualified technician for diagnosis or repair.

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