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 Secondary Shaft Sealing Ring Replacement (A/T)
The sealing rings are synthetic resin with chamfered ends. Check the condition of the sealing rings, and replace them only if they are worn, distorted, or damaged. For a better fit, squeeze ...

Shift Fork Disassembly/Reassembly (M/T)
NOTE: Prior to reassembling, clean all the parts in solvent, dry them, and apply MTF to all contact surfaces. ...

Using Voice Control
When you see in this manual, voice commands are available for that feature. ►Say the letter, number, or symbol (e.g., say “A”).  Use spelling assist (e.g., say “Alpha” ...