Kia_Sedona_2002-2006

Exhaust Manifold

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Removal & Installation



3.5L Engine
  1. Before servicing the vehicle, refer to the precautions at the beginning of this section.
  2.  
  3. Record the radio anti theft code data.
  4.  
  5. Remove or disconnect the following:

    Heated Oxygen (HO 2 S) sensor connectors
     
    Exhaust Y pipe
     
    Exhaust manifold heat shields
     
    Exhaust manifolds

    Click image to see an enlarged view

    Fig. Exhaust manifold and related components -3.5L Engine

     

  6.  

To install:


NOTE
Use only new gaskets and nuts for assembly.

  1. Install or connect the following:

    Exhaust manifolds with new gaskets. Tighten the fasteners to 30-37 ft. lbs. (40-50 Nm)
     
    Exhaust manifold heat shields. Tighten the bolts to 106-132 inch lbs. (12-15 Nm)
     
    Exhaust Y pipe
     
    Heated Oxygen (HO 2 S) sensor connectors
     

  2.  
  3. Reprogram the radio anti theft codes.
  4.  

3.8L Engine
  1. Before servicing the vehicle, refer to the precautions at the beginning of this section.
  2.  
  3. Record the radio anti theft code data.
  4.  
  5. Raise and support the vehicle safely. Remove the under cover splash shield.
  6.  
  7. Disconnect the left and right side oxygen sensor connector from the bracket.
  8.  
  9. Remove the front muffler. Remove the oil level stick.
  10.  
  11. Disconnect the left side oxygen sensor connector from the bracket. Remove the left side heat protector.
  12.  
  13. Remove the left exhaust manifold retaining bolts. Remove the left exhaust manifold.
  14.  
  15. Disconnect the right side oxygen sensor connector from the bracket. Remove the right side heat protector.
  16.  
  17. Remove the right exhaust manifold retaining bolts. Remove the right exhaust manifold.

    Click image to see an enlarged view

    Fig. Exhaust manifold and related components-3.8L Engine

  18.  

To install:

  1. Installation is the reverse of the removal procedure.
  2.  
  3. Be sure to use new exhaust manifold gaskets.
  4.  
  5. Torque the exhaust manifold bolts specification
  6.  
  7. Torque the heat shield bolts to 5 ft. lbs.
  8.  
  9. Reprogram the radio anti theft codes.
  10.  

 
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