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Posts Tagged: Non-Methane Hydrocarbon Catalyst (NMHC) Monitor

Catalyst Readiness Monitor In Diesel Vehicles — What it checks

Learn how the Catalyst Readiness Monitor Works In Diesel Vehicles The Catalyst Readiness Monitor Works by monitoring the Diesel Oxidation Catalyst (DOC) installed in some diesel vehicles. Those vehicles include an extra catalyst called a Non-methane Hydrocarbon Catalyst, or A Diesel Oxidation Catalyst (DOC). A DOC is a catalytic converter designed specifically for diesel engines to reduce Carbon Monoxide (CO), Hydrocarbons (HC) and Particulate Matter (PM) emissions. The NMH catalyst materials react with the exhaust gases to convert CO, HC, Particulate Matter and Soluble Organic Fraction into CO2 and H2O. … Read More


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