How Diesel Particulate Filters work How to avoid DPF problems How much is it to clean a DPF ... Additionally, the engine's idling speed will typically be higher than usual and the car's start-stop ...

How Diesel Particulate Filters work How to avoid DPF problems ... car's start-stop system will be temporarily deactivated. DPFs get clogged with soot if regeneration doesn't happen often enough.