What does E1 mean?
Washer cannot detect proper water level or fill condition.
Common causes
- Failed pressure switch
- Clogged pressure hose
- Inlet valve issue
- Control board problem
Diagnostic & testing steps
- 1. Check pressure hose connections
- 2. Blow through hose to verify clear
- 3. Test pressure switch
- 4. Check inlet valves
- 5. Test control board
OEM parts & part numbers
Pressure Switch, Water Inlet Valve
Part numbers: WH12X10476, WH13X26535
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