Kia Optima: 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).


Repair procedures
[Catalytic Converter (WCC)] |
1. |
Remove the exhaust manifold.
(Refer to Engine Mechanical System - "Exhaust Manifold")
|
[Catalytic Converter (UCC)] |
1. |
Remove the Center Muffler.
(Refer to Engine Mechanical System - "Center Muffler")
|
1. |
Install in the reverse order of removal.
|
Description and operation
Description
Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications
and the addition of special control components.
Modifica ...
Description and operation
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake and exhaust valve in accordance with the ECM con ...
Other information:
Specifications
Specification
Control type
N/L (Normal Low)
Control pressure kpa (kgf/cm², psi)
0 - 519.75 (0 - 5.3, 0 - 75.38)
Current (mA)
0 - 850
Coil resistance (Ω)
...
The actual air bags in the vehicle may differ from the illustration.
(1) Driver’s front air bag
(2) Passenger’s front air bag
(3) Side air bag
(4) Curtain air bag
(5) Driver’s knee air bag
Even in vehicles with air bags, you and your passengers must always wear the
safety belts provi ...