F31
Kenmore
Motor Control or Speed Sensing Error
Washer displays F31; may not spin or may have erratic spin speeds.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Faulty motor control board, failed tachometer, loose motor wiring, main control miscommunication
How to Fix / Troubleshooting
Safety First: Unplug the washer before accessing the rear panel.
Steps:
- Inspect motor wiring: Remove rear panel and check the harness from motor to MCU and MCU to CCU. Reseat all connectors.
- Check motor and tach: Test motor windings and tachometer with a multimeter per service specs. Replace motor if out of range.
- Replace MCU: If motor tests good and wiring is intact, replace the motor control board.
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Repair Difficulty
Hard
4/5
Required Part
Motor Control Board (MCU)
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