Card reader / program module error on commercial-style Miele washers, F67 displayed

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

Faulty card reader module, Communication error between reader and control, Incorrect configuration, Damaged interface cable

Safety first: Disconnect power before handling external modules.

Check connections: Inspect the cable between the card reader or external program module and the washer control. Reseat connectors.
Configuration: Verify that the correct program module is installed for the machine model.
Test without module: If possible, disconnect the external module and see if the machine operates in basic mode.
If F67 persists: The external module or main control may need replacement or reprogramming by Miele service.

Professional Required 5/5

External Program / Card Reader Module

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