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:

Rotor Slip Ring Test
Measure the resistance between the slip rings (A): If the resistance is within the standard, go to step 22. If the resistance is not within the standard, replace the roto ...

Fuel Pressure Regulator Replacement
Remove the fuel tank unit. Remove the reservoir (A). Remove the clip (B) and the ground wire (C), then remove the bracket (D). Remove the clip (E), then r ...

Handling the Unexpected
Flat Tire ● Park in a safe location and repair the flat tire with the compact spare tire*, or using the tire repair kit* in the cargo area. Indicators Come On ● Identify the indicat ...