Philips Speedpro Max E4 Error Now

Here’s a comprehensive guide to the — including what it means, possible causes, and step-by-step fixes. What is the E4 error on Philips SpeedPro Max? The E4 error on a Philips SpeedPro Max cordless vacuum indicates a problem with the dust bin or filter system — typically that the dust bin is not properly seated, the filter is missing/clogged, or the cyclone unit isn’t correctly assembled. On some models, E4 can also signal a blockage in the air path .