AESerious
LG Dishwasher AE Error Code
No communication between main control board and display board.
Common causes
- Loose or damaged wiring harness
- Faulty display board or main board
- Control board failure
How to fix it
- Unplug dishwasher for 5 minutes to reset.
- Check connections between boards.
- Inspect for burnt or loose pins.
⚠ When to call a pro: If error persists, control board replacement needed by a technician.
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.