LG Washers2023–present

Error Code IE

Inlet / Fill Error — water not entering within expected time

Moderate

Address soon - your appliance may not work properly

Also displayed as: IE

What This Means

Water tap closed or water not on; Inlet valve filter clogged with foreign material; Faulty connector between valve and CN26 on PCBA; Defective PCBA; Inlet valve resistance out of range (should be 0.8-1.2 kΩ)

How to Fix

  1. 1

    Turn the water tap on and verify supply pressure is 14.5–116 psi

  2. 2

    Inspect and clean or replace the inlet valve filter screen

  3. 3

    Reconnect or repair the connector between the valve and CN26 on PCBA

  4. 4

    Enter test mode (Testmode 3) and verify the cold inlet valve activates; if it does not, replace PCBA

  5. 5

    Measure valve coil resistance; acceptable range is 0.8–1.2 kΩ; if out of range replace the inlet valve assembly

This Error Applies To

LG WT8400CW Series Washers (2023) (2023–present)

Service manual exact match: WT8400CW

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