AE
LG · LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry
Anti-flood float sensor detected water in base pan. Turn off dishwasher and water supply. Pull unit out, tilt slightly to drain base pan. Inspect for leaks: door gasket, spray arm seals, hose clamps, pump shaft seal, inlet valve connection. Let base pan dry before reinstalling.
Error AE on the LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry means: Leak Sensor — Water in Base. The top-ranked community fix is “Replace Faulty Door Gasket or Hose Clamps to Stop Leaks” (medium difficulty, ~45 min, DIY cost: $15-$25). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · dishwasher
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many dishwasher repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $120-$180.
Motor / Impeller Error
Abnormal Water Temperature
Child Lock Active
Control Board Moisture Damage
Door Gasket Deterioration
Drain Pump Clog/Failure
Dynamic Dry Fan Motor Failure
Water Leak / Excess Water
The LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry has 8 other known error codes:
Error code AE also appears on 1 other LG model:
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