Washer shows F71, user interface or control mismatch error.

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.

Possible Causes

Incorrect replacement control installed, failed UI, failed CCU, corrupted configuration

Safety first: Disconnect power.

Step-by-step:

Verify parts: Ensure any replaced control or UI is the correct Whirlpool part number for the model.
Reseat connectors: Check and reseat all UI and CCU connectors.
Configuration: Some models require configuration or programming after board replacement (see tech sheet).

When to call a technician: If configuration or reprogramming is needed, a technician with access to Whirlpool service tools may be required.

Professional Required 5/5

Main Control Board (CCU)

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