Summary. Range Rover DPF cleaning is an essential maintenance task that ensures optimal performance and reduces harmful emissions. By understanding the importance of DPF cleaning, recognizing the signs of a blocked DPF, and following the recommended cleaning methods, you can protect your Range Rover’s engine and enjoy a seamless driving experience for years to come. These are the steps for completing parked regeneration: Turn the engine on and get it up to temperature. Follow the prompts and press the information display button. Answer “Yes” to begin the process and exhaust positioning. After an operator regeneration has begun, the engine revs to 2000 rpm. 32 posts · Joined 2020. #4 · Oct 22, 2022. Thanks, but so far the cleaning services I've contacted haven't been any help, they are set up for the big rigs and the kilns aren't even tall enough for the cruze. I have seen one video where they use a base (like drain cleaner, or lye) to first soak the filter. The DPF Maintenance Clean is a preventative treatment designed for drivers making a lot of short, low-speed trips, when the engine isn't getting hot enough to burn off excess soot. This product works by lowering the point at which the soot burns off. This DPF Maintenance Clean should be carried out every six months to keep your engine free from Once the filter reaches 95% clogged, it must be removed from the car and replaced or cleaned using a DPF cleaning machine. Heavy duty truck services do DPF cleaning but as far as I know, this is not possible for the DPF/cat units used on 2.0L TDI engines because the cat/DPF is combined into one piece. It's awful for a turbodiesel engine to run with a clogged DPF. When the particulate filter clogs, it causes the 6.7 Cummins to build up backpressure, making the engine strain. To limit the negative effects of this problem, the 6.7 Cummins is built with the ability to burn the DPF-clogging soot automatically in a process called DPF regeneration. Passive regeneration occurs naturally under steady driving, when the engine achieves the required operating temperature. The DPF contains an oxidation catalyst that is coated with precious metals. Under normal highway driving, passive regeneration takes place as the catalyst in the DPF heats up enough to oxidize the soot and turn it into C-O-two. Some services offer a DPF delete (or bypass) for when you’re driving off-road but a quick check of NSW laws shows that removing ‘pollution’ gear and driving on any road, be it bitumen, a te3U.