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:

Countershaft Disassembly (M/T)
NOTE: Refer to the Exploded View in the countershaft reassembly, as needed, when removing components pressed onto the countershaft. Securely clamp the countershaft assembly in a bench vise wi ...

M/T Differential Carrier/Final Driven Gear Replacement (M/T)
Loosen the bolts in a crisscross pattern in several steps, then remove the final driven gear (A) from the differential carrier (B). Install the final driven gear with the cham ...

Exploded view
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