LG Washer DE Error Code: Door Lock Fix

The LG Washing Machine code DE means: Door error — the door is not latching or the switch is faulty.

Difficulty: Easy — DIY fix, no parts needed

What to do, step by step

1. Close firmly and check nothing blocks the door.
2. Clean the latch mechanism.
3. If it persists, test the door lock switch (~1-2 kΩ).

Video walkthrough

Is the repair worth it?

Before spending money, run the numbers: if the repair quote is more than about 30% of what a new washing machine costs — especially on an older unit — replacement is usually the smarter call.

Check your quote with our free calculator →

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Safety first: unplug the appliance (and shut off gas where applicable) before any inspection. If you smell gas, leave the area and call your gas provider.