What to check first
Stop normal operation while this warning is active. Follow only the documented safe checks or protective-drain instructions for the exact model.
Basic checks
- Stop normal use and identify the full model and washer family before selecting the applicable reset below. Do not remove hoses, probe sensors or use a siphon test.
- Skip resets and seek qualified help for rising or overflowing water, a wet electrical area, burning smell, damage or unsafe power access.
Applicability
Regional guidance · LG washers covered by the cited U.S. top-load and front-load PE support articles · United States
This scope follows LG's U.S. top-load and front-load support articles; exact PE display behavior and reset timing can vary by washer family and model.
Reset or retry steps
- For a front-load model matching the cited list, LG directs unplugging for 10 seconds, reconnecting and restarting the cycle. Use only a safe dry connection and the exact model controls.
- Separately, the top-load PE section directs unplugging for five minutes, reconnecting and continuing use; it discusses humid installation conditions. Do not use that timing as the front-load instruction.
- FaultCodeLab limits the applicable owner path to one attempt under otherwise safe conditions. If PE persists or returns, leave the washer unused and request LG service.
When to call a technician
- Contact LG service if PE persists or returns after the applicable documented reset, or if the washer family or safe reset conditions cannot be established.
- Seek prompt qualified help for overflow or electrical warning signs; the display alone does not select a sensor, valve or control replacement.
Before approving a paid visit, check warranty status and reviewquestions to ask before repair.
Can I keep using it?
Stop normal use when water is visible or a leak warning is active. Stay clear if water could reach wiring or controls.
- Safe next step
- Follow the code-specific shutdown or protective-drain instructions, turn off water when appropriate, and avoid repeated resets. Do not interrupt a documented protective-drain sequence just to clear the display.
- Stop when
- Water is near wiring, cabinetry is getting wet, the leak returns, or the source is not safely visible.
Do not keep using the appliance if the code points to voltage, wiring, control power, burning smell, smoke, or a possible miswired supply.
- Safe next step
- Use only safe owner-level power checks, then involve a qualified technician or electrician when the source points to wiring or supply voltage.
- Stop when
- Breakers trip, lights dim, the appliance smells hot, wiring may be miswired, or the warning returns after a safe reset.
Safety boundaries
Safe first
- Match the exact brand, appliance type, and displayed code first.
- Use the model manual as the final authority for access steps.
- Disconnect power before any service-access step.
Do not do this
- Do not continue normal cycles while this code is active; any protective-drain sequence must follow the exact model instructions.
- Do not bypass locks, float switches, leak sensors, or other safety systems.
Common causes include
- The front-load entry reports water-level sensor malfunction, without establishing a particular failed replacement part.
- The top-load entry describes pressure-sensor water-level detection trouble and possible temporary humidity effects.
FAQ
What does LG Washer code PE usually mean?
LG documents PE as a water-level or pressure-sensor detection warning; the supported recovery differs between front-load and top-load families. Model context matters: LG's U.S. top-load and front-load error-code articles both include PE for water-level or pressure-sensor detection, but the display wording and reset timing can differ by washer family.
Can I keep using the washer with code PE?
Stop normal operation until the issue and safety warnings have been addressed. Follow only the documented safe checks or protective-drain instructions for your model. Disconnect power before service access.
When should I call a technician for LG PE?
Contact LG service if PE persists or returns after the applicable documented reset, or if the washer family or safe reset conditions cannot be established. A qualified technician may check the listed symptoms and source guidance against the model's service information before treating any part as failed.