What E80 Means
E80 indicates a control error - a communication fault between the Display PCB and the Main PCB, per LG's front-load washer Help Library article.
Common Causes of E80
- Temporary communication glitch between the display and main control boards
- Loose or damaged connector between the two boards
- Display or main board fault
🔧 One Safe Check You Can Try
Unplug the washer, wait 60 seconds, and restart it to see if the fault was a temporary communication glitch between the two boards.
⚠ Why You Shouldn't Go Further Than That
- If E80 persists after a proper reset, this is board-level electronics work that needs a technician rather than continued resets - opening the control housing to inspect ribbon-cable connectors risks damaging them if done without the right approach.
Opening a panel to inspect or repair something yourself doesn't automatically cancel your manufacturer's warranty — but it can risk accidental damage, and some manufacturers do have specific service conditions. Check your product's warranty terms, or ask us, before deciding.

