That fuel reacts with the precious metals in the DOC to create heat. That heat then oxidizes the particulate matter in the DPF.” Whether an active regeneration takes place depends on the driving cycles of the vehicle, Just says. This means active regeneration could happen as often as once a week, or even daily.
ACTIVE Regeneration Trucks that drive local routes and rarely maintain typical highway speeds for extended periods rarely meet the conditions for a passive regeneration. In these cases, an active regeneration occurs.
What is DPF and how does it work (How to clean)? July 28, 2019. dpf2. A DPF or a Diesel Particulate Filter captures and stores the exhaust soot in order to help reduce the emissions of diesel cars. And every so often they have to be burned off as they only have so much storage capacity. This is when your vehicle does a DPF regeneration.
How Long Does an Automatic Regeneration Take? An automatic regeneration can take as long as 20 to 30 minutes depending on driving conditions/style. Characteristics of a DPF Regeneration. The DPF system may have the following characteristics during a regeneration: • Idle speed increase to 1200 rpm (M/T) / 900 rpm (A/T) when stationary;
Cummins, even before DPFs, recommends to start driving "gently" as soon as oil pressure comes up (in summer this is less than a minute). Keep driving gently until the engine temp comes up, then drive normal. This also helps prevent cylinder wash down and extra cylinder wall wear. 08-26-2023, 08:06 AM. fO6I.
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    • how often does dpf regen