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: Keyless Entry And Burglar Alarm
Specifications Specification Item Specification Operating temperature 14 - 140°F (-10 - 60°C) RF Modulation FSK RF Frequency 433.
Kia Optima DL3 2019-2026 Service and Repair Manual: Intake Actuator
Components and components location Components Location 1. Intake actuator Description and operation Description The intake actuator is located at the blower unit. It regulates the intake door by a signal from the control unit.
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