Lg dishwasher ae error code (leak error) repair guide
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LG Dishwasher AE Error Code (Leak Error)

Turn off power and water to LG dishwasher

LG Appliance Repairs
Intermediate
120 minutes
2/2/2026

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Tools Needed

  • flashlight
  • screwdriver
  • multimeter
  • shop vacuum

Parts & Materials

Available from multiple retailers

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Available from multiple retailers

AmazonUnavailable
Home DepotMore buying options coming soon
Lowe'sMore buying options coming soon

Available from multiple retailers

AmazonUnavailable
Home DepotMore buying options coming soon
Lowe'sMore buying options coming soon

Available from multiple retailers

AmazonUnavailable
Home DepotMore buying options coming soon
Lowe'sMore buying options coming soon

āš ļø Safety First

  • Turn off power and water supply before inspection
  • Clean up any standing water to prevent electrical hazards
  • Check for water damage to surrounding cabinets

  • šŸ”§ Tools Needed

  • flashlight
  • screwdriver
  • multimeter
  • shop vacuum

  • šŸ“¦ Materials

  • door seals
  • spray arm seals
  • drain hose
  • leak sensor

  • šŸ“‹ Step-by-Step Instructions

    1. Turn off power and water to LG dishwasher


    2. Remove lower dish rack and inspect tub for water


    3. Check door seals for tears, warping, or debris


    4. Inspect spray arm connections for loose fittings


    5. Examine drain hose connections under sink


    6. Look for water around dishwasher base and nearby cabinets


    7. Test leak sensor in base of dishwasher


    8. Check water inlet valve connections for leaks


    9. Dry all areas completely before testing


    10. Reset AE error by unplugging for 15 minutes


    11. Run test cycle and monitor for leaks


    šŸ’” Pro Tips

  • AE error can trigger from small amounts of moisture in base
  • Check loading pattern - overloading can cause splash leaks
  • Use rinse aid to reduce excessive suds that can cause leaks

  • āŒ Common Mistakes to Avoid

  • Not checking all possible leak sources systematically
  • Assuming error means major leak when minor moisture triggers it
  • Not allowing enough drying time before reset attempts

  • šŸ” Troubleshooting

    AE error with no visible leaks

    *Cause:* Minor moisture in base or oversensitive leak sensor

    *Fix:* Dry base thoroughly and check sensor operation


    Water pooling under dishwasher

    *Cause:* Door seal damage or loose hose connection

    *Fix:* Inspect door seals and all hose connections for damage


    Error during fill cycle

    *Cause:* Water inlet valve or supply line leak

    *Fix:* Check water supply connections and inlet valve operation


    ā“ Frequently Asked Questions

    Q: What triggers LG dishwasher AE error

    A: Leak sensor detects moisture in dishwasher base pan


    Q: Can I disable AE error on LG dishwasher

    A: No - it's a safety feature to prevent water damage


    āœ… Checklist

    ☐Turn off power/water
    ☐Remove dish rack
    ☐Check door seals
    ☐Check spray arms
    ☐Check drain hose
    ☐Look for water damage
    ☐Test leak sensor
    ☐Check inlet valve
    ☐Dry all areas
    ☐Reset error code

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