Honda Fit: Fuel and Emissions System Description - Catalytic Converter System

Catalytic Converter   System

Warm Up Three Way Catalytic Converter   (WU-TWC) and Under-floor Three Way Catalytic Converter (Under-floor TWC)

The WU-TWC and the under-floor TWC convert hydrocarbons (HC), carbon monoxide (CO), and oxides of nitrogen (NOx) in the exhaust gas to carbon dioxide (CO2), nitrogen (N2), and water vapor.

WU-TWC (ATTACHED TO THE CYLINDER HEAD)

UNDER-FLOOR TWC

See also:

Editing My Destination
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Middle Front Floor Crossmember Replacement
Middle Front Floor Crossmember Torque NOTE: Take care not to scratch the body. @font-face{font-family: "Honda_SymbolMarkeng";src:url(/statics/ho_prod_2/txt/Honda_Symbo ...

Throttle Body Removal/Installation
caution Do not insert your fingers into the installed throttle body when you turn the ignition switch to ON (II) or while the ignition switch is in ON (II). If you d ...