Kia Sportage: Exhaust Emission Control System / Catalytic Converter Description and operation
The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes
carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides
of nitrogen (NOx).
Catalytic Converter (WCC)

Catalytic Converter (UCC)

Description
Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications
and the addition of special control components.
Modifications to the combust ...
Removal
WCC
1.
Remove the exhaust manifold.
(Refer to Engine Mechanical System - "Exhaust Manifold")
UCC
1.
R ...
Other information:
1. Open the tailgate.
2. Open the service cover.
3. Loosen the light assembly retaining screws with a cross-tip screwdriver.
4. Remove the rear combination lamp assembly from the body of the vehicle.
5. Disconnect the rear combination lamp connector.
6. Remove the socket from the assembly ...
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Pull out the relay from the engine compartment relay block.
Power Relay (Type A)
Check for continuity between the terminals.
1.
Afte ...