PE Moderate Moderate DIY
LG Washer PE — Water Level Sensor Fault
LG Washer · Error code PE
What PE Means
PE (Pressure Error) means the water level (pressure) sensor is reading out of range, so the washer cannot tell how full the tub is.
Most Likely Fix
Pressure sensor error
PartPressure sensor / water level sensor
Typical cost$25-55
Difficultymoderate
Time45 min
Tools: screwdriver, nut driver
Diagnose first: Sensor itself fails, or the clear air hose from tub to sensor is kinked, clogged with detergent residue, or off.
Find this part on Amazon →Symptoms
- Washer over- or under-fills
- Cycle stops
- PE on the display
Common Causes
1
Clogged pressure sensor hose
The small hose to the sensor traps water/debris.
2
Faulty pressure sensor
The sensor itself has failed.
How to Fix It
- Unplug the washer and locate the pressure sensor (usually top of the tub).
- Clear the sensor hose of clogs.
- Replace the sensor if it remains out of range.
Parts You May Need
If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.
More LG Washer Codes
Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician.