When working properly, the DPF filters out the ash and soot from your exhaust gas to keep everything clean. But over time, a clogged DPF filter causes major problems on the roads. From sluggish performance to failed emissions tests, familiarizing yourself with the signs of a clogged DPF filter can help you pinpoint the issue and resolve it Just took my Cruze Diesel for it's first particulate filter clean. I was a bit unsure how it would go it just seemed to be too easy. The book said keep driving the car with the engine above 2,000rpm until the warning light goes out. So off I went to the nearest freeway and drove at 100kph in fourth gear at 3,000rpm for about 5k and the light Our client had only owned this vehicle for 4 months, unfortunately, there was a fault that stopped the DPF regenerating and this caused the filter to clog up Cleaning the DPF regularly can help ensure that your vehicle meets emission regulations, prolong the life of the engine, and maintain optimal fuel efficiency. While many car owners rely on professional mechanics to clean their DPF filter, it is possible to clean it yourself if you have the right tools and knowledge. My DPF is blocked, can I clean it without taking it off the car?Yes, yes you can! If your diesel particulate filter accumulates enough soot to trigger a bloc About DPF and catalytic converter cleaning products. Generally, both do-it-yourself and aftermarket cleaning products are additives consisting of varying chemicals that pass through the combustion process and then break down the harmful deposits in either the DPF or cat. These can then be passed through the system and expelled out of the exhaust. Introduction Cleaning the Diesel Particulate Filter (DPF) is an important part of maintaining a healthy and efficient engine. It is essential that you clean your DPF regularly to ensure the engine runs smoothly and efficiently. You can easily clean your DPF yourself with some simple tools and a little bit of know-how. Here we will discuss how to properly clean your DPF and provide tips on 3CrUK.