LG Dishwasher Error Code AE: How to Fix It

Medium 45-90 minutes Critical Severity Verified June 2026
Error Code
AE
Brand
LG
Product Type
dishwasher
Severity
Critical
DIY Difficulty
Medium
Estimated Fix Time
45-90 minutes
LG dishwasher error code AE indicates a water leak has been detected in the base pan, triggering the aquastop safety system. This critical error requires immediate attention to prevent water damage and identify the source of the leak.
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Tools You'll Need

How to Fix Error Code AE

  1. Turn off power and water supply

    Never attempt repairs while the dishwasher is connected to power or water supply
  2. Remove standing water from base

    Wear protective gear and ensure the area is well-ventilated
  3. Inspect door seals and gaskets

  4. Check water inlet connections

  5. Inspect the drain hose

  6. Examine the wash pump and motor area

  7. Test the aquastop sensor

  8. Run a test cycle

    Stay nearby during the test cycle to immediately stop if new leaks appear

Parts You May Need

Door seal gasket
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Water inlet valve
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Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Door seal gasket
Check Price on Amazon
Water inlet valve
Check Price on Amazon
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When to Call a Professional

Call a professional technician if you find cracks in the tub, pump housing damage, or if the error persists after replacing seals and checking all connections. Also seek professional help if you're uncomfortable working with water and electrical connections.

Frequently Asked Questions

What does LG dishwasher error code AE mean?
Error code AE means your LG dishwasher has detected water in the base pan, triggering the aquastop leak protection system to prevent water damage.
Can I still use my dishwasher with AE error?
No, you should not use the dishwasher with AE error as it indicates an active water leak that could cause property damage and potentially create electrical hazards.
How much does it cost to fix LG dishwasher AE error?
Repair costs vary from $20 for a door seal replacement to $200-400 for pump or valve replacements, depending on the leak source and whether you hire a technician.
Why does my LG dishwasher keep showing AE error?
Recurring AE errors typically indicate worn door seals, loose connections, or a faulty component like the wash pump that continues to leak despite initial repairs.
How do I reset LG dishwasher after fixing AE error?
After fixing the leak source, unplug the dishwasher for 5 minutes, then plug it back in. The AE error should clear automatically if no water is detected in the base pan.