Maytag Washing Machine Error F31

⚡ Quick Answer: The Maytag washing machine error code F31 signals a malfunction in the door lock mechanism, often preventing the machine from starting or the door fro... ✅ DIY Fixable

What Does Error F31 Mean?

The Maytag washing machine error code F31 signals a malfunction in the door lock mechanism, often preventing the machine from starting or the door from unlocking. This issue is typically linked to communication errors between the Motor Control Unit (MCU) and the motor. Symptoms include the washer stopping mid-cycle, displaying the F31 code, and persisting even after power resets. Loose wiring or faulty connections may also contribute to this error.

Common Symptoms:

  • Washer stops mid‑cycle or during rinse/spin
  • Display shows F31 and machine won’t continue
  • Error persists after power reset/restart
  • Occasionally accompanied by other motor/communication fault codes

Possible Causes

  • Motor Control Unit (MCU) / Communication Error (medium)
  • Loose or Faulty Wiring/Connections between Motor and Control Board (medium)

How to Fix Error F31

DIY Fix Power Reset & Basic Checks

  1. Turn off and unplug the washer from the wall outlet.
  2. Wait at least 1–2 minutes.
  3. Plug the washer back in and attempt a new cycle.
  4. Observe if the F31 reappears.

Technician Only Inspect Motor Control Unit and Wiring

  1. Disconnect power to the washer at the breaker or unplug.
  2. Remove access panels to reach the motor control unit (MCU) and motor.
  3. Check all connectors between the MCU and motor for secure seating and corrosion.
  4. Test motor control communication signals with appropriate diagnostic tools.
  5. Replace the MCU or motor wiring harness if found faulty.

Parts needed: Motor Control Unit (MCU), Motor wiring harness/connectors

🛑 When to Call a Pro:
  • If error persists after basic power resets and visual connection checks
  • If you are not comfortable working with internal controls and wiring
  • If other codes appear concurrently (suggesting deeper control/communication failure)

Technical Specifications

wattage N/A
component Door Lock Assembly
resistance N/A
part_number W10810403
voltage_rating 120V AC

Common Questions

What does F31 error mean on Maytag washing machine?

F31 indicates a malfunction in the door lock mechanism and possible motor communication issues, causing the washer to stop mid-cycle.

Can I fix Maytag washing machine F31 error myself?

Yes, try performing a power reset by unplugging the washer, waiting a few minutes, then plugging it back in to restart the cycle.

How much does it cost to fix F31 error?

The estimated repair cost for the F31 error ranges from $150 to $400, depending on parts and labor.

When should I call a technician for F31?

Call a technician if the error persists after basic resets, if you're uncomfortable with internal repairs, or if other error codes appear.

Sources & References

Data last verified: 2026-02-06

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