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Last updated: 2026-05-26

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PE LG Washing Machine Medium

LG PE Error Code

Pressure sensor error — water level sensor malfunction

What Causes the PE Error?

  1. Failed pressure sensor (water level switch)
  2. Disconnected or damaged pressure hose
  3. Air trap clogged preventing pressure readings

How to Fix It — Step by Step

1

Check the pressure hose for kinks, cracks, or disconnection

2

Blow through the hose to clear the air trap of any water or debris

3

If the hose is intact and the error persists, replace the pressure sensor

Difficulty: Medium
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Part Needed: Pressure Sensor

Source the exact replacement part yourself and skip the technician markup.

Find the Pressure Sensor on Amazon →

This error won't fix itself. The part costs less than a diagnostic visit.

Don't wait — a small part failure can cause cascading damage. Order the Pressure Sensor and get your LG washing machine running again today.

⚠️

Don't ignore this error code.

Ignoring the PE error on your LG washing machine can cause further component damage, higher repair costs, or safety hazards. The fix is straightforward — diagnose, order the part, repair.

Frequently Asked Questions

What does PE mean on a LG washing machine?
Pressure sensor error — water level sensor malfunction
Can I fix the PE error on my LG washing machine myself?
Yes. This repair is rated "Medium" and the part you need is a Pressure Sensor. Most homeowners can complete this fix with basic tools. Always disconnect power before starting any repair.
How much does it cost to fix the PE error on a LG washing machine?
A service call alone costs $100–200. The Pressure Sensor is typically much less when you source it yourself — far cheaper than hiring a pro. You'll save the most by doing the swap yourself.
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Dex A. Varland

Master Appliance Technician · 15+ Years Experience

Dex A. Varland is a master appliance technician with 15+ years of hands-on experience across all major brands. He has diagnosed and repaired thousands of household appliances and contributes to TheFixGuide to help homeowners tackle repairs with confidence.

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