⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: Washer Difficulty: Moderate
Problem: Motor Control Unit (MCU) Internal Failure
How to Fix Washer Error
- Unplug the washer completely from power.
- Remove the lower front access panel to access the heating system.
- Turn off the circuit breaker for the washer at the main electrical panel.
- Locate the heating element and temperature sensor on the tub.
- Disconnect the electrical connectors from the heating element terminals.
- Use a wrench to remove the heating element mounting nut.
- Carefully pull out the old heating element and inspect for scale buildup or damage.
- Clean the eating element mounting hole with a cloth to remove any debris.
- Apply a small amount of plumber’s tape to the threads of the new heating element.
- Insert the new heating element and secure with the mounting nut.
- Reconnect electrical connectors and reassemble the access panel.
- Restore power and test the heating function.
As an Amazon Associate, we earn from qualifying purchases through links on this page.
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.
⚡ Don’t Risk a DIY Fail!
Get the ‘Secret Service Mode’ Cheat Sheet for your Maytag model. Includes an easy-to-read list of every error code and quick diagnostic tips.
✅ Join 15,000+ DIYers • Instant PDF Download
Browse More Codes
📖 View All Error Codes
Most DIY parts are $50–$250. If you have a quote, use the total.
More options (for a better recommendation)
Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
Read Editorial Standards →Browse all Maytag error codes: Maytag Error Codes
Leave a Reply