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Home >> Kia >> 2020 >> Optima EX Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 46 (Timing System - 2.4L (Except HEV)) >> Timing Chain >> Repair Procedures >> Removal

Repair Procedures: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Remove the cylinder head cover.

    (Refer to Cylinder Head Assembly - "CYLINDER HEAD COVER ")

  2. Turn the crankshaft pulley and align its groove with the timing mark of the timing chain cover to set the piston of No. 1 cylinder to the top dead center on compression stroke.
    G12932555Courtesy of KIA MOTORS AMERICA, INC.
  3. Remove the timing chain cover.

    (Refer to Timing System - "TIMING CHAIN COVER ")

  4. Make sure that the key (A) of crankshaft is aligned with the mating surface of main bearing cap. As a result of this, the piston of No. 1 cylinder is placed at the top dead center on compression stroke.
    G12932556Courtesy of KIA MOTORS AMERICA, INC.
  5. Release the ratchet by pulling the link down using a thin rod. Compress the piston and then insert a stopper pin (A) into the hole on the ratchet to hold the compressed piston. Remove the timing chain tensioner (B).
    G12932557Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the timing chain tensioner arm (A).
    G12932558Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the timing chain guide (A).
    G12932559Courtesy of KIA MOTORS AMERICA, INC.
  8. Remove the timing chain (A).
    G12932560Courtesy of KIA MOTORS AMERICA, INC.
  9. Remove the timing chain oil jet (A) and the crankshaft chain sprocket (B).
    G12932561Courtesy of KIA MOTORS AMERICA, INC.
  10. Remove the balance shaft chain.

    (Refer to Lubrication system - "BALANCE SHAFT & OIL PUMP ")