Lg Dishwasher Error FE

⚡ Quick Answer: The LG Dishwasher FE error indicates an overfill or fill error, where the appliance detects water levels exceeding normal limits. This triggers protec... ✅ DIY Fixable

What Does Error FE Mean?

The LG Dishwasher FE error indicates an overfill or fill error, where the appliance detects water levels exceeding normal limits. This triggers protective draining and may be accompanied by unusual sounds from the pump and a blinking display. Common causes include excessive water supply, oversudsing from improper detergent, or faults in the water inlet valve, float assembly, or control board.

Common Symptoms:

  • Error appears on display
  • Dishwasher repeatedly drains water
  • Cycle does not proceed normally
  • Water level appears higher than expected inside tub

Possible Causes

  • Excess water detected due to overfill/oversupply (high)
  • Oversudsing from inappropriate detergent leading to excess water detection (medium)
  • Malfunctioning water inlet valve causing continuous fill (medium)
  • Float or water-level sensor/pressure switch fault (medium)
  • Control board misinterpretation/malfunction (medium)

How to Fix Error FE

DIY Fix Basic Checks and Reset

  1. Turn off dishwasher and unplug or switch off circuit breaker
  2. Wait 1–2 minutes and restore power
  3. Start a new wash cycle to see if error clears
  4. Ensure correct dishwasher detergent is used (not dishwashing liquid)

DIY Fix Check Water Supply and Level Detection Components

  1. Inspect water inlet hose for kinks or blockage
  2. Check float assembly under lower kickplate for debris or sticking
  3. Clean inlet screens and float mechanism
  4. Ensure unit is level and door properly aligned

Technician Only Test and Replace Faulty Components

  1. Measure continuity of water inlet valve and replace if malfunctioning
  2. Test float switch/pressure sensor for proper movement and continuity
  3. Inspect control board for signs of damage or malfunction and replace if needed

Parts needed: Water inlet valve, Float assembly or water level sensor, Control board

🛑 When to Call a Pro:
  • If error persists after basic reset and cleaning

Technical Specifications

wattage 1000W
component Float Switch
resistance 10-20 ohms
part_number LG 5221ER1004A
voltage_rating 120V AC

Common Questions

What does FE error mean on LG Dishwasher?

FE error means your LG Dishwasher has detected excessive water levels, triggering protective draining.

Can I fix LG Dishwasher FE error myself?

Yes, you can try resetting the dishwasher and checking the water supply components like hoses and the float assembly.

How much does it cost to fix FE error?

Repair costs can range from $50 to $350+, depending on parts and labor needed.

When should I call a technician for FE?

Call a technician if the FE error persists after you have tried resetting and cleaning the appliance.

Sources & References

Data last verified: 2026-01-10

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