PE Error Code
📋 What Does PE Mean?
Water pressure sensor error — the sensor monitoring water level is malfunctioning.
🔍 Common Causes
- 1Clogged water pressure hose
- 2Faulty pressure sensor
- 3Debris in sensor port
📞 When to Call a Pro
If hose is clear and error persists, the pressure sensor needs replacing.
🔧 DIY Fix Steps
- 1Turn off water supply and disconnect the pressure hose — blow through it to clear any blockage
- 2Unplug for 5 minutes
- 3Clean water inlet filters
Frequently Asked Questions
What does PE mean on a Lg washing machine?
Water pressure sensor error — the sensor monitoring water level is malfunctioning.
Can I fix PE myself?
Yes, in many cases. Start with: turn off water supply and disconnect the pressure hose — blow through it to clear any blockage If that does not resolve it, if hose is clear and error persists, the pressure sensor needs replacing.
How much does it cost to repair error PE?
Estimated repair cost: $80–$200. This varies by region and technician.
Tools That Help With This Diagnosis
Basic troubleshooting tools grouped separately from the actual error-code explanation.
Multimeters
Useful for basic electrical checks when the repair path calls for it and the unit is safely isolated.
Driver sets
Useful when the first obstacle is simply reaching the part or hose involved.
Cleanup tools
Useful for drain and leak faults where standing water hides the problem.
Related Pages
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Diagnostic tools
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