LG Washing machines error code
Water-level pressure sensor error
The control cannot read the expected water-level signal.
Direct answer
PE at a glance
- Meaning
- Water-level pressure sensor error
- Urgency
- Service recommended
- First safe check
- Switch the washer off.
- Model note
- Confirm the code and access instructions in the manual for your exact model.
Likely causes
Why PE appears
- 01Temporary control fault
- 02Pressure-sensing system fault
- 03Wiring or sensor issue
Safe diagnostic path
What to check, in order
- 01
Switch the washer off.
- 02
Disconnect power for one minute.
- 03
Restore power and try an empty cycle once.
- 04
Arrange service if PE returns.
Know when to stop
Don’t push past this point
Stop immediately if the water level is unusually high or the washer fills continuously.
Primary source
How this page was checked
The code meaning and manufacturer-specific guidance were checked against the linked support material on August 28, 2026. Confirm details against the manual for your exact model before removing panels or parts.
Read LG USA: front-load washer error-code list ↗Common follow-up questions
About LG code PE
What does PE mean on a LG washing machines?
PE means “Water-level pressure sensor error.” The control cannot read the expected water-level signal.
Can I clear PE by resetting the appliance?
A reset may clear a temporary alert, but it does not correct the underlying condition. Start with the safe checks above and stop if the code returns. Stop immediately if the water level is unusually high or the washer fills continuously.
Does PE mean the same thing on every LG model?
Not necessarily. Display codes can vary by model and product family, so confirm the meaning and access instructions in the manual for your exact model before removing covers or parts.
When should I stop troubleshooting PE?
Stop immediately if the water level is unusually high or the washer fills continuously.