Kia Optima DL3: Exhaust Emission Control System / Catalytic Converter
Description and operation
| Description |
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
| Removal |
| [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") |
| Installation |
| 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.
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 control signal which is calculated by the engine speed and load.
Other information:
Kia Optima DL3 2019-2026 Service and Repair Manual: Mood Lamp Unit
Schematic diagrams Connector and Terminal function Repair procedures Removal When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
Kia Optima DL3 2019-2026 Service and Repair Manual: Mode Control Actuator
Components and components location Components Location 1. Mode control actuator Description and operation Description The mode control actuator is located at the heater unit. It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C co
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