Some diesel engines have two-way catalytic converters with diesel oxidation catalysts; however, it may also have a three-way design with an SCR reduction. EGR (Exhaust Gas Recirculation), DPF (Diesel Particulate Filtration), DOC (Diesel Oxidization Catalyst), and SCR (Selective Catalytic Reduction) are the four stages that diesel engine
6 January, 2023 • 5 min read All modern diesel cars have a DPF and, if you don’t use the car properly, it can cause expensive problems. Here’s how to avoid DPF issues Diesel cars have been popular in the UK for the last couple of decades because they tend to offer better fuel economy than petrol alternatives.
Answered by Dan Powell. Sadly not. The DPF is the reason why the latest Euro6 engines are so much cleaner. The filter needs to perform an active or passive regeneration cycle, if it can't do this then it'll fail to burn off the harmful soot it collects and will clog up. Likewise with the EGR, if the engine doesn't reach its optimum operating qOnOL4z.