What does PE mean?
The pressure (water level) sensor is not reading correctly.
Common causes
- Pressure sensor failure
- Clogged or kinked pressure hose
- Wiring
What you can safely check
- Power-cycle the washer
- If it repeats, the sensor or hose needs service
Safety first. Unplug the appliance (and shut off gas or water where relevant) before inspecting it. Codes and procedures vary by model — check your owner’s manual.
When to call a technician
If the code comes back after these checks, or you see leaks, burning smells or tripped breakers, stop using the washer and schedule a technician. Our team repairs LG washers every week.
Frequently Asked Questions
What does LG washer error code PE mean?
The pressure (water level) sensor is not reading correctly.
How do I fix LG code PE?
Power-cycle the washer. If it repeats, the sensor or hose needs service.
When should I call a technician?
If the code comes back after these checks, or you see leaks, burning smells or tripped breakers, stop using the washer and schedule a technician. Our team repairs LG washers every week.
Other LG washer codes
DEDoor errorFEOverfill errorIEWater inlet errorLELocked motor errorOEDrain errorTEHeating errorUEUnbalanced load
Updated Oct 29, 2026