Error Code AE

Leakage Error — internal leakage detected by float switch in base

What This Means

Door gasket came loose or fell off; Float (safety switch) assembly stuck; Controller damaged; Seal assembly not properly connected to sump; Machine not leveled; Wrong detergent used (non-dishwasher detergent causing oversudsing); Door opened during cycle; Too much water in tub (inlet valve or air guide fault)

How to Fix

1. 1

   Check if water is flooded in base: tilt machine and drain; inspect drain hose, pump casing, and vario motor sealing; replace leaking parts

2. 2

   If door gasket came loose: replace door liner assembly

3. 3

   If machine not leveled: level correctly using front and rear leg adjusters

4. 4

   If wrong detergent: use only dishwasher-specific detergent

5. 5

   If safety switch stuck: replace safety switch assembly

6. 6

   If too much water: replace inlet valve or air guide

7. 7

   Check that mounting bracket is properly installed (use digital level)

8. 8

   Document on repair report: what detergent/rinse-aid used, when AE appeared, how many cycles run, most used cycle, water supply temperature, whether door was opened during cycle

9. 9

   Replace main PCB if all other checks pass

10. 10

    Note: For AE, must remove floater switch (safety switch) to inspect underneath

This Error Applies To

LG LDF5545ST Series Dishwashers