Miele Dishwasher Error Code F53

F53 is a speed sensor fault code. It means the dishwasher activated the circulation pump during a cycle but received no speed signal from the pump's built-in sensor. The machine shuts down to prevent damage when this signal is missing. The most common cause is a foreign object jamming the pump impeller.

No, you should not continue running the dishwasher while F53 is active. The code indicates the circulation pump is not operating correctly, which means dishes will not be washed properly and the appliance could sustain further damage. Address the fault before running another cycle.

If the fix is simply cleaning a blocked pump, costs are minimal and may involve only your time or a basic service call fee. If the circulation pump assembly or speed sensor needs replacement, parts and labor costs can range from around $150 to $400 or more depending on your location and the specific components required. A control board replacement would be at the higher end of repair costs.

Clearing a jammed circulation pump is a task many homeowners can handle. You would need to access the pump, remove any debris blocking the impeller, and restart the machine. If cleaning the pump does not resolve the fault, diagnosing a failed speed sensor or motor typically requires more technical skill and possibly replacement parts.

A reset may temporarily clear the code, but F53 will return if the underlying cause is not resolved. The dishwasher's control board will detect the missing speed sensor signal again as soon as the pump activates. The root cause, whether a jammed pump, failed sensor, or wiring issue, must be corrected for the fault to stay cleared.