Kia Optima: Muffler > Repair procedures - Intake And Exhaust System - Engine Mechanical System - Kia Optima TF 2011-2021 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:

Panoramaroof Switch. Repair procedures
Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the overhead console lamp assembly.(Refer to the BD group - "Roof trim") ...

Rear Cross Member Repair procedures
Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage the hub bolts wh ...

Heating and air conditioning
1. Start the engine. 2. Set the mode to the desired position. To improve the effectiveness of heating and cooling : - Heating: - Cooling: 3. Set the temperature control to the desired position. ...

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