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:

A/T Differential Carrier Bearing Preload Inspection (A/T)
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Multiplex Integrated Control System Description
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Dust and Pollen Filter
On models with A/C This filter removes the dust and pollen that is brought in fromthe outside through the heating and cooling system. Have your dealer replace the filter when this service is indic ...