LG AE error code
Dishwasher
LG error code AE on a dishwasher means: Leak sensor detected water. This guide walks you through the most common causes, step-by-step troubleshooting, and replacement parts that typically resolve AE on LG dishwashers.
Safe to keep using?
Use caution
This issue may worsen during use — limit operation and address promptly.
- • Turn off the water supply before disconnecting hoses.
Likely causes
Many codes resolve with cleaning, resetting, or reconnecting.
Check: Power-cycle the appliance and check for obvious blockages or loose connections.
Est. cost: $0–$0
Wear or electrical failure of an internal part.
Check: If basic checks fail, the faulty component likely needs replacement.
Est. cost: $0–$75
What it means
Leak sensor detected water.
How to fix it
- Unplug the dishwasher or turn off power at the breaker before inspecting any components.
- Confirm the error code AE is still displayed after a power reset — hold power for 10 seconds, then restart.
- Check the most common cause for AE: Leak sensor detected water.
- Inspect hoses, connections, and visible wiring for damage, clogs, or loose fittings.
- If basic checks don't clear the code, the fix often requires a replacement part (see recommended parts below).
- Reassemble, restore power, and run a test cycle. If AE returns, the faulty component likely needs replacement.
Call a pro when: Call a technician if you smell burning, see sparking, hear grinding from the motor, or the code returns after replacing the suspected part.
Repair videos
FAQ
What does LG AE mean?
Leak sensor detected water.
Can I fix LG error AE myself?
Many AE errors can be fixed DIY if you're comfortable with basic tools. Start with the steps above. If the issue involves electrical components or the code returns after replacing parts, call a professional.
Do I need a replacement part for AE?
Often yes — error AE frequently points to a failed component. Check the recommended parts below for direct replacements.
Prevent this problem next time
- Follow manufacturer maintenance schedule
- Address small issues before they worsen
Sources
Manufacturer meaning
Leak sensor detected water.
FixApplianceCode guidance
Start with basic checks for LG AE before ordering parts.
Source type: Part database
Source: ModelPartFinder + FixApplianceCode editorial
Last reviewed: 2026-08-07
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