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:

Wheel Runout Inspection
Raise and support the vehicle. Check for a bent or deformed wheel. Set up the dial gauge as shown, and measure the axial runout by turning the wheel. ...

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The tires on your vehicle meet all U.S. Federal Safety Requirements. All tires are also graded for treadwear, traction, and temperature performance according to Department of Transportation (DOT) ...