ae
Moderate
LG · Dishwashers
Leak detection error - water has been detected in the base of the dishwasher, triggering the flood switch
Quick Answer
Error code AE on your LG Dishwashers means: Leak detection error - water has been detected in the base of the dishwasher, triggering the flood switch. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Water leak from a loose hose connection or cracked hose
  2. Door gasket is dirty, worn, or damaged preventing a proper seal
  3. Dishwasher is not level, causing water to pool and trip the float sensor
  4. Oversudsing from using liquid dish soap instead of dishwasher detergent
How to Fix It
1
Turn off the dishwasher and disconnect power at the circuit breaker
2
Open the dishwasher and place a level inside the tub to check that the unit is level; adjust leveling legs if needed
3
Inspect the door gasket for food or grease buildup and clean thoroughly; replace gasket if worn or damaged
4
Check all hose connections for leaks and tighten as needed
5
Ensure you are using only dishwasher-specific detergent (pods or powder), not liquid dish soap
6
Remove the bottom kick plate and use towels to soak up any water in the base pan
7
If the float switch itself is damaged, it may need to be replaced
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Door gasket
Float switch
Hose clamps
Related Error Codes
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