What does PE mean?
Water level pressure sensor is not providing valid signal.
Common causes
- Failed pressure sensor
- Disconnected pressure hose
- Clogged pressure hose
- Control board issue
Diagnostic & testing steps
- 1. Check pressure hose connection at tub and sensor
- 2. Blow through hose to check for blockages
- 3. Test pressure sensor frequency output
- 4. Check wiring between sensor and control board
- 5. Replace pressure sensor if faulty
Tools required
- Multimeter
- Frequency counter
OEM parts & part numbers
Pressure Sensor, Pressure Hose
Part numbers: 6501KW2002A, AHA74453907
Try DiagBuddy AI free — instant 30-second diagnostics for technicians.