Definitions of ATS Terms
rv mm 49.01.000
Refer to the following list of definitions of ATS terms and components.
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Aftertreatment System (ATS) — the entire exhaust system from the turbocharger to the tail pipe.
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Aftertreatment Device (ATD)—a muffler-like canister that houses a DPF and sensors.
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Diesel Particulate Filter (DPF)—a filter that collects and holds particulate matter (soot and ash).
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Diesel Oxidation Catalyst (DOC)—oxidizes hydrocarbons and reduces NOx.
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Sensors—detect temperatures and pressure within the ATS.
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Diffuser—a device, used as a deflector, for distributing, mixing, and reducing the velocity of air flow.
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