Kia Optima: Muffler > Repair procedures - Intake And Exhaust System - Engine Mechanical System - Kia Optima TF 2011-2026 Service ManualKia Optima: Muffler > Repair procedures

Removal and Installation

1. Remove the front muffler (B) after disconnecting the oxygen sensor connector (A).

Tightening torque:

39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ~ 43.4 lb-ft)


2. Remove the catalytic converter & center muffler assembly (B) after disconnecting the oxygen sensor connector (A).

Tightening torque:

39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ~ 43.4 lb-ft)


3. Remove the main muffler (A).

Tightening torque:

39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ~ 43.4 lb-ft)


4. Installation is the reverse order of removal.
When installing, replace with new gaskets.
Muffler. Components and Components Location
Components   1. Front muffler 2. Catalytic converter & center muffler assembly 3. Main muffler 4. Gasket 5. Hanger ...

Engine Electrical System
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See also:

Mode Selection
Controls the direction of air flow through the ventilation system. The air from outlet port flows at any mode. Close the ventilation outlets using the knob to block the air flow if you do not wan ...

Removal
1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the ventilation hose (A) from the fuel tank air filter. ...

Removal
Brake Booster 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the air duct (B) and air cleaner assembly (A). ...

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