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Error code reference

LG Washer Error Code IE

Water supply error-water level frequency does not reach required level within the allotted time (4 min if frequency ≥25.0 kHz with increase ≤0.2 kHz…

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What the IE error code actually means

The IE error means your LG washer tried to fill with water but could not reach the right water level in time. This is usually caused by a closed water tap, a kinked hose, or low water pressure at the supply line. Check that both hot and cold water valves behind the washer are fully open before doing anything else.

Diagnostic procedure

The full IE procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Open the water tap and check if water supply is available.
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Most common causes of IE

Ranked by how often they cause this code
  1. 1Closed or restricted water supply tap
  2. 2Clogged inlet valve screens
  3. 3Kinked or pinched fill hose
  4. 4Faulty water inlet valve
  5. 5Defective water level pressure sensor

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Questions people ask about IE

What does IE mean on a LG washer?
IE stands for Inlet Error, indicating that the washer did not reach the required water level within the allowed fill time. The control board monitors a pressure-based frequency sensor during filling and triggers IE if that sensor frequency fails to hit its target within 4, 8, or 25 minutes depending on how far filling has progressed. The most common cause is a restricted or closed water supply, though internal component failures can also trigger the code.
Is it safe to keep using my LG washer when it shows IE?
The washer will not complete a cycle while displaying IE, so there is no immediate safety hazard from the error itself. You should not attempt to force the machine through a cycle by repeatedly resetting it without addressing the underlying cause, as running the motor and pump without adequate water can cause wear over time. Diagnose and resolve the fill issue before resuming normal use.
How much does it cost to repair an LG washer IE error?
If the fix is as simple as cleaning the inlet screens or adjusting the water tap, there is no parts cost. Replacing a water inlet valve typically runs in the range of $25 to $80 for the part, while a water level pressure sensor generally costs between $15 and $50. Adding professional labor, total repair costs can range from $100 to $250 or more depending on the failed component and local service rates.
How do I fix the IE error on my LG washer?
Start by confirming both water supply taps behind the machine are fully open and that water pressure is normal in your home. Next, inspect the fill hoses for kinks and remove the inlet screens at the back of the washer to check for sediment buildup. If the supply side checks out, the next steps involve testing the water inlet valve solenoid and the water level pressure sensor, which may require replacement if found defective.
Will resetting my LG washer clear the IE error?
A reset may clear the error code temporarily, but it will return as soon as the washer attempts to fill again if the root cause has not been resolved. To reset, power the machine off, wait about 10 seconds, and power it back on. Use this only as a way to confirm a repair was successful, not as a substitute for diagnosis.

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