Definitions of ATS Components

cen mm 49.01.000

Refer to the following list of definitions of ATS components.

  • After-Treatment System (ATS)-the entire exhaust system from the turbocharger to the exhaust stack or tail pipe.

  • After-Treatment Device (ATD)-a muffler-like canister that houses a DPF, DOC, and sensors.

  • Diesel Particulate Filter (DPF)-a filter that collects and holds particulate matter (soot and ash).

  • Diesel Oxidation Catalyst (DOC)-oxidizes hydrocarbons and reduces NOx.

  • Sensors-detect temperatures and pressures in the ATS.

Note:
Parent topic: Inspecting of the EPA07 Exhaust System
Document Number: 0000122452
Manual Publication Date: 2025-02-11
Topic Publication Date: 2024-06-04