What Is DPF in Diesel Cars? | The Soot Filter Explained
A diesel particulate filter traps soot in the exhaust, then burns it off during regeneration to keep smoke down and the system flowing. You’ll hear “DPF” thrown around any time modern diesels come up. Sometimes it’s praise (“runs clean”), sometimes it’s dread (“warning light again”). Both reactions make sense, because a DPF does a simple […]
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