LG PE Washer — Fix
On LG washers, the PE code means the water-level (pressure) sensor is sending an abnormal signal — the washer can't read the water level correctly.
- Applies to
- LG appliances
- Time to fix
- 30 minutes – 1 hour
What it means
Causes include a kinked or blocked pressure hose, a faulty pressure sensor, or wiring issues. This is a LG appliance fault code shown on the display. Codes can vary by model and appliance type, so always confirm against your specific model's manual or tech sheet. Unplug the appliance before any internal checks.
Symptoms
- PE on the display
- Fill/level behaviour is erratic
How to fix it
- 1
Check the pressure hose
1. Inspect the pressure-sensor hose for kinks, blockage, or leaks.
- 2
Replace the sensor
1. If the hose is fine, the water-level pressure sensor likely needs replacing.
Frequently asked questions
What does LG PE mean?
The pressure (water-level) sensor reading is off — usually a blocked/kinked pressure hose or a faulty sensor.
Last updated July 20, 2026
Guidance only — always consult a qualified professional or the official service manual before carrying out repairs.