LG washer Error Code AE

Leak Sensor Activated

What does AE mean?

Leakage sensor detected water in the base of the machine.

Common causes

Diagnostic & testing steps

  1. 1. Check all hose connections
  2. 2. Inspect door boot seal for tears
  3. 3. Check pump seal for leaks
  4. 4. Inspect tub seal
  5. 5. Tilt machine to drain base pan water

Tools required

OEM parts & part numbers

Door Boot Seal, Pump Seal, Tub Seal

Part numbers: MDS47123604, MDS63939301

Safety warning

⚠️ Water near electrical - disconnect power immediately

Try DiagBuddy AI free — instant 30-second diagnostics for technicians.