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:

Front Passenger's Weight Sensor Replacement (Part-1)
Removal NOTE: . Removal of the front passenger's weight sensors must be done according to precautions and procedures. The front passenger's weight sensor are part of the ...

Pilot Bearing Inspection
Inspect the crankshaft pilot bearing for wear and damage. Inspect the inside surface of the crankshaft pilot bearing with your finger. If the crankshaft pilot bearing is not smoot ...

A/C System Inspection (With A/C)
NOTE: For A/C system noise, go to the A/C System Noise Check. Before troubleshooting any problem with the air conditioning system, other than noise, do the following: Check that the HVAC ai ...