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-2)
When tightening the TORX nuts (A), begin with ?, and tighten them in a crisscross pattern in two or more steps. @font-face{font-family: "Honda_SymbolMarke ...

Ball Joint Boot Inspection/Replacement
Special Tools Required Bearing Driver Attachment, 40 mm 07GAF-SE00200 Check the ball joint boot for weakness, damage, cracks, and grease leaks. NOTE: If the ball joint boot is ...

Engine Coolant
Adding Engine Coolant If the coolant level in the reserve tank is at or below the MIN line, add coolant to bring it up to the MAX line. Inspect the cooling system for leaks. Always use Honda Lo ...