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: Heated Seats Only
Components and components location Components Front Seat Heater 1. Front seat back heater 2. Front seat cushion heater 3. Front seat heater unit / ventilation unit Rear Seat Heater 1.
Kia Optima DL3 2019-2026 Service and Repair Manual: Ventilated and Heated Seat
Schematic diagrams Connector and Terminal Function Pin Function Connector A Connector B 1 Driver heater ground (-) Driver blower speed (+) 2 Passenger heater ground (-) - 3
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