Civic Sedan L4-1.5L SOHC (VTEC) (1995)
Three Way Catalytic (TWC) Converter: Description and Operation
PURPOSE/OPERATION
The Three Way Catalytic Converter (TWC) is used to convert Hydrocarbons (HC), Carbon Monoxide (CO), and Oxides of Nitrogen (NOx) in
the exhaust gas, to Carbon Dioxide (CO2), Dinitrogen (N2) and water vapor.