Dyson websites use cookies. By continuing to use our websites, you accept that cookies may be stored on your device, as outlined in our. is designed to pulsate. This is an audible feature that indicates a problem, as well as preventing damage to the motor. This is usually caused by a restriction in airflow or a blockage within the machine. If the machine does not have any power, please. We take a look at why a Dyson vacuum cleaner might keep stopping and starting pulsating and how you can fix the issues on cordless and corded models.

Dyson websites use cookies. By continuing to use our websites, you accept that cookies may be stored on your device, as outlined in our cookie policy. By continuing to use our websites, you accept that cookies may be stored on your device, as outlined in our cookie policy. I’d tried everything Dyson’s website had to offer before contacting support. Here are five things to try if you encounter a problem with your Dyson cordless vacuum pulsing off and on. Mine is a DC16, but these tips may apply to other, similar Dyson cordless vacuums, such as V6 and DC12.