⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: Washer Difficulty: Hard
Problem: EEPROM communication failure on main control board or motor control module fault
How to Fix Washer Error
- Unplug washer for 5 minutes to reset electronics.
- Inspect all wire harness connections at main control board (CCU) and motor control unit (MCU), especially the 3-wire serial communication harness (white connector with blue wires).
- Verify connections are fully seated and not corroded.
- Check for burnt components or moisture damage on control boards.
- If connections are secure and code returns after reset, replace main control board (CCU) W
- After replacement, run diagnostic cycle to verify communication between CCU and MCU.
- If F01 persists after CCU replacement, replace motor control unit (MCU) W
Recommended Replacement Part
Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
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