Kia Optima: Intake And Exhaust System / Muffler
Components and components location
| Components |
| 1. Front muffler 2. Catalytic converter & Center muffler assembly 3. Rear muffler |
4. Gasket 5. Hanger |
Repair procedures
| Removal and Installation |
Front Muffler
| 1. |
Disconnect the battery negative terminal. |
| 2. |
Remove the engine cover. (Refer to Engine and Transaxle Assembly - "Engine Cover") |
| 3. |
Disconnect the oxygen sensor connector (A) and then separate from bracket..
|
| 4. |
Remove the front muffler heat protector (A).
|
| 5. |
Remove the front muffler.
|
| 6. |
Install in the reverse order of removal.
|
Catalytic Converter & Center Muffler Assembly
| 1. |
Remove the front muffler heat protector (A).
|
| 2. |
Remove the catalytic converter & center muffler assembly.
|
| 3. |
Install in the reverse order of removal.
|
Rear Muffler
| 1. |
Remove the rear muffler (A).
|
| 2. |
Install in the reverse order of removal.
|
Exhaust Manifold
Components and components location
Components
1. Heat protector
2. Exhaust manifold gasket
3. Exhaust manifold
4. Exhaust manifold stay
Repair p ...
Lubrication System
Flow diagram
Engine Oil Schemetics
...
Other information:
Kia Optima DL3 2019-2021 Service and Repair Manual: Water pump
Components and components location Components 1. Water pump pulley 2. Water pump 3. Water pump gasket Repair procedures Removal and Installation 1. Drain the coolant. (Refer to Cooling System - "Coolant") ...
Kia Optima DL3 2019-2021 Owner's Manual:
CAUTION When replacing tires, use the same size originally supplied with the vehicle. Using tires of a different size can damage the related parts or make them work irregularly. ✽ NOTICE It is permissible to add 21 kPa (3 psi) to the standard tire pressure specification if colder temper ...