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:

Passenger's Power Window Switch Replacement
NOTE: The illustration shows front passenger's power window switch. Remove the door panel: Front passenger's Rear Remove the screws and t ...

A/T Housing Idler Gear Shaft Removal and Installation (A/T)
Remove the snap ring (A), the cotter retainer (B), and the cotters (C) from the idler gear shaft (D), then remove the idler gear shaft. Do not distort the snap ring. Check ...

Rear Axle Beam Replacement
Raise and support the vehicle. Remove the rear wheels. Remove the rear hub bearing unit. Remove the parking brake cable bracket (left side) (A), the b ...