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AE Error Code

Lg dishwasher

🚨 Critical — Act NowLgdishwasher

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Stop using your appliance

This error code indicates a serious issue. Do not continue running the appliance until the problem is resolved to prevent damage or safety hazards.

📋 What Does AE Mean?

Anti-Flood Error — water sensor at the bottom of the machine has detected a leak.

💰Estimated repair cost: $100–$450 depending on source of leak

🔍 Common Causes

1Water leaking from door seal
2Hose connection loose
3Overflow from too much detergent (foam)
4Float switch stuck in triggered position
5Internal component leak

📞 When to Call a Pro

Any confirmed internal leak requires a technician.

Estimated Cost

$100–$450 depending on source of leak

🔧 DIY Fix Steps

1Check the floor under the machine for visible water
2Open machine and check if float switch (small plastic dome at bottom) is stuck up — press it down gently
3Ensure you are using dishwasher-specific detergent, not dish soap (foam causes false AE)
4Tip machine slightly forward — this can reset a stuck float switch
5Check door seal for cracks

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How to Reset After Fixing

Address the leak source, then unplug for 5 minutes and restart.

Frequently Asked Questions

What does AE mean on a Lg dishwasher?

Anti-Flood Error — water sensor at the bottom of the machine has detected a leak.

Can I fix AE myself?

Yes, in many cases. Start with: check the floor under the machine for visible water If that does not resolve it, any confirmed internal leak requires a technician.