Miele Washer Error Code F8

The F8 error code on a Miele washer indicates that the machine failed to maintain a spin speed above 400 rpm during the final 2 seconds of the final spin cycle. The control board continuously monitors drum rotation speed throughout the spin sequence, and when the drum decelerates below this threshold before the cycle concludes, the fault is logged and the cycle is interrupted. This is a spin performance fault, not a mechanical failure code, meaning the root cause is often correctable without parts replacement.

The most common trigger for F8 is load imbalance. When laundry clumps to one side of the drum, the resulting centrifugal imbalance causes the machine to vibrate excessively, prompting the motor control system to reduce drum speed as a protective measure. Miele washers are designed to detect and respond to abnormal vibration by dropping spin speed rather than allowing the machine to walk across the floor or sustain bearing damage. Small or lightweight loads are particularly prone to this because a single heavy item like a towel or jeans can shift and create a severe imbalance that the drum cannot correct.

If redistributing the laundry and repeating the spin does not resolve the fault, additional investigation into mechanical components may be needed. Worn drum bearings, a damaged or degraded shock absorber, or a weakened suspension spring can all reduce the drum's ability to stabilize during high-speed spin, making it harder for the motor to sustain the required speed. A defective motor or motor control board could also prevent the drum from reaching or holding the target rpm, though these are less common causes compared to load imbalance issues.