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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 89 (Cylinder Head Assembly - 1.6L - Optima (Except HEV)) >> CVVT & Camshaft >> Repair Procedures >> Installation

Repair Procedures: Installation

WARNING: This page is about a different variant/trim than selected.
  1. Install the intake CVVT (A) to the intake camshaft.

    Tightening torque: 

    63.7 - 73.5 N.m (6.5 - 7.5 kgf.m, 47.0 - 54.2 lb.ft)

    Fig 1: Installing Intake CVVT To Intake Camshaft
    G11822937Courtesy of KIA MOTORS AMERICA, INC.

    Information 

    When installing the CVVT bolt, hold the hexagonal portion (B) on the camshaft with a wrench to prevent the camshaft from rotating.

  2. Install the intake CVVT & camshaft (A), with the timing mark on the intake CVVT sprocket aligned with the mark (painted link) on the timing chain.
    Fig 2: Locating Intake CVVT And Camshaft With Timing Mark
    G11822938Courtesy of KIA MOTORS AMERICA, INC.
  3. Install the exhaust CVVT (A), with the timing mark on the exhaust CVVT sprocket aligned with the mark (painted link) on the timing chain.
    Fig 3: Locating Exhaust CVVT With Timing Mark
    G11822939Courtesy of KIA MOTORS AMERICA, INC.
  4. Install the exhaust camshaft (A) to the exhaust CVVT.

    Tightening torque: 

    63.7 - 73.5 N.m (6.5 - 7.5 kgf.m, 47.0 - 54.2 lb.ft)

    Fig 4: Installing Exhaust Camshaft To Exhaust CVVT
    G11822940Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the pick from the service hole in the timing chain cover.
    Fig 5: Removing Pick From Service Hole Of Timing Chain Cover
    G11822941Courtesy of KIA MOTORS AMERICA, INC.
  6. Check that each timing mark of the intake and exhaust CVVT sprockets is aligned as shown below.
    Fig 6: Locating Timing Mark Of Intake And Exhaust CVVT Sprockets
    G11822942Courtesy of KIA MOTORS AMERICA, INC.
  7. Tighten the bolt (A) to the service hole in the timing chain cover.

    Tightening torque: 

    27.5 - 30.4 N.m (2.8 - 3.1 kgf.m, 20.3 - 22.4 lb.ft)

    Fig 7: Locating Timing Chain Cover Service Hole Bolt
    G11822943Courtesy of KIA MOTORS AMERICA, INC.
  8. Install the engine mounting support bracket.
    1. Install the engine mounting support bracket (A).

      Tightening torque 

      Nut (B):

      63.7 - 107.8 N.m (6.5 - 11.0 kgf.m, 47.0 - 79.5 lb.ft)

      Bolt and nuts (C):

      58.8 - 73.5 N.m (6.0 - 7.5 kgf.m, 43.4 - 54.2 lb.ft)

      Fig 8: Installing Engine Mounting Support Bracket
      G11822944Courtesy of KIA MOTORS AMERICA, INC.
      NOTE: Always use a new nuts.
    2. Install the engine ground cable (A).

      Tightening torque: 

      63.7 - 73.5 N.m (6.5 - 7.5 kgf.m, 47.0 - 54.3 lg - ft)

      Fig 9: Installing Engine Ground Cable
      G11822945Courtesy of KIA MOTORS AMERICA, INC.
    3. Remove the jack from the oil pan.
  9. Install the camshaft bearing caps (A) in the order shown below and tighten the bolts to the specified torque.

    Tightening torque 

    M6 bolts:

    11.8 - 13.7 N.m (1.2 - 1.4 kgf.m, 8.7 - 10.1 lb.ft)

    M8 bolts:

    18.6 - 22.6 N.m (1.9 - 2.3 kgf.m, 13.7 - 16.6 lb.ft)

    Fig 10: Installing Camshaft Bearing Caps
    G11822946Courtesy of KIA MOTORS AMERICA, INC.
  10. Fig 11: Camshaft Bearing Cap Bolts Tightening Sequence
    G11822947Courtesy of KIA MOTORS AMERICA, INC.
  11. Install the exhaust oil control valve (OCV) adaptor (A).

    Tightening torque: 

    9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

    Fig 12: Installing Exhaust Oil Control Valve Adaptor
    G11822948Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: Check that the front camshaft bearing cap O - ring is properly seated in place when installing the OCV adaptor.
  12. Install the cylinder head cover.

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