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:

Clutch Disc Inspection and Removal
Remove the clutch disc (A), the remover handle (B), and the clutch alignment shaft (C). Inspect the lining of the clutch disc for signs of slipping or oil. If the clutch di ...

Water Pump Inspection
Remove the right front wheel. Remove the splash shield. Loosen the water pump pulley mounting bolts (A). Remove the drive belt. Remove the ...

Immobilizer System
The immobilizer system protects your vehicle from theft. If an improperly-coded key (or other device) is used, the engine’s fuel system is disabled. When you turn the ignition switch to the ON (I ...