LG Washers2018–present

Error Code FE

Overflow Error — water level too high

Moderate

Address soon - your appliance may not work properly

Also displayed as: FE

What This Means

Water level sensor frequency issue; Inlet valve stuck open; Pressure switch tube cut or pinched; Pressure switch harness not secured at both ends; PCBA fault

How to Fix

  1. 1

    Step 1: Power on and run. Press SPIN SPEED and DELAY WASH. Check water level frequency.

  2. 2

    Step 2: Enter service mode. Is water level frequency over 21.0 kHz? No — proceed to Step 3.

  3. 3

    Step 3: Is the pressure switch tube cut or pinched? Yes — replace tube. No — proceed.

  4. 4

    Step 4: Is the pressure switch harness secure at both ends? Yes — replace pressure switch. No — fasten connectors.

  5. 5

    Step 5: Does the inlet valve continue to work when the unit is powered off? Yes — replace the INLET VALVE ASSEMBLY. No — replace MAIN PCB ASSEMBLY.

  6. 6

    Note: If segment is displayed under 10 — replace the PCBA. If valve is faulty — replace the valve.

This Error Applies To

LG WT7405CW Series Washers (2018) (2018–present)

Service manual exact match: WT7405CW

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