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Kitchenaid Washer Error Code F11

Kitchenaid Washer Error Code F11

Error code F11 on your KitchenAid washer indicates a serial communication error between the Motor Control Unit (MCU) and the Central Control Unit (CCU). This disruption in communication can lead to a variety of issues in the washer’s operation.

  1. Wire Harness Connections: Loose or damaged connections between the motor, MCU, and CCU. Serial communication wires not properly connected.
  2. Drive System Issues: Worm or failed components in the drive system affecting communication. Malfunctioning drive motor.
  3. Serial Harness Orientation: Serial harness at the MCU mounted upside down, hindering proper communication.

Troubleshooting Steps:

  1. Disconnect Power:

    • Turn off the washer and disconnect it from the power source.
    • Unplug the unit to ensure safety during troubleshooting.

  2. Check Wire Harness Connections:

    • Inspect the wire harness connections between the motor, MCU, and CCU.
    • Ensure they are secure, undamaged, and properly connected.

  3. Inspect Drive System:

    • Examine the drive system for any signs of wear, damage, or failed components.
    • Check the drive motor for proper functioning and powered rotations.

  4. Verify Serial Harness Orientation:

    • Ensure the serial harness at the MCU is not mounted upside down.
    • The wires should be to the left when facing the MCU connectors.

  5. Perform Diagnostic Test:

    • Reconnect power and plug in the unit.
    • Verify the CCU’s functionality by performing a diagnostic test or running any cycle.

  6. Check MCU Operations:

    • Inspect the MCU for operations of the drive motor.
    • Verify that the drive motor is rotating properly.

  7. Replace Failed Component:

    • If the issue persists after the above steps, it is advisable to replace the failed component, whether it be a damaged wire harness, drive motor, or any other malfunctioning part.