Miele Washer Error Code F4101

F4101 on a Miele washer indicates a fault with the operating data module. This module stores machine-specific configuration data, and the error appears when the control board detects that the module is either defective or was registered to the machine and then removed. The washer will not operate normally until the fault is resolved.

A power cycle or reset will not clear F4101 if the underlying cause has not been addressed. Because the fault is tied to a hardware condition, either a missing or defective operating data module, the error will return immediately after restart unless the module issue is physically corrected.

Repair costs depend on whether the module needs replacement or simply reseating. A service call alone can range from $100 to $200 or more depending on your region. If the operating data module requires replacement and reprogramming, total parts and labor costs can range from $200 to $500 or higher, given the specialized nature of Miele components and the registration process involved.

If the module was accidentally disconnected or is simply loose, reseating the connection may resolve the fault. However, if the module is defective or was removed and needs to be replaced, the new module typically requires registration or pairing to your specific machine, which usually requires a qualified Miele technician with the appropriate programming tools.

The washer is designed to halt operation when F4101 is active, preventing it from running without valid configuration data. You should not attempt to override or bypass this fault. Continuing to use the machine in a fault state could result in improper cycle execution or further component damage.