LG Dishwasher Error Code FE

What Does Error Code FE Mean on a LG Dishwasher?

Water overflow — overfill protection triggered.

The dishwasher has detected that the water level is above the maximum safe fill point. The unit will drain immediately.

What Causes Error Code FE?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

1. 1
   Water inlet valve stuck open 55% of cases
2. 2
   Float switch stuck in down position 25% of cases
3. 3
   Control board overfill detection failure 20% of cases

How to Fix LG Dishwasher Error Code FE

1. 1

   Check inlet valve

   Turn off water supply. If water stops entering, inlet valve is stuck open.

   🔩 LG dishwasher inlet valve ($35–$80)
2. 2

   Check float switch

   The float switch is in the base. Gently lift the float — it should move freely.

3. 3

   Replace inlet valve

   If valve is confirmed stuck open.

How to Reset Error Code FE

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

When to Call a Professional

Related Error Codes

Same Code on Other Brands

Error code FE appears on these other brands too. Click to compare:

Samsung Dryer FE

Frequency error — abnormal power supply frequency

Find Replacement Parts

Use these links to find the exact replacement parts for your LG Dishwasher:

External links — ApplianceErrors.com is not affiliated with these retailers.

Frequently Asked Questions