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Home >> Kia >> 2019 >> Optima LX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 260 (Timing System (PHEV)) >> Timing Chain >> Repair Procedures >> Removal

Repair Procedures: Removal

WARNING: This page is about a different variant/trim than selected.
WARNING:
  • Be sure to read and follow the "GENERAL SAFETY INFORMATION & CAUTION " before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.
  • Be sure to shut off the high voltage circuit according to the "HIGH VOLTAGE SHUT-OFF PROCEDURES " before doing any work related with the high voltage system to avoid serious electrical injuries.
  1. Shut off the high voltage circuit.

    (Refer to Engine Mechanical System - "HIGH VOLTAGE SHUT-OFF PROCEDURES ")

  2. Remove the cylinder head cover.

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

  3. Set No. 1 cylinder to TDC (Top dead center) on compression stroke.
    1. Turn the crankshaft pulley and align its groove with the timing mark of the timing chain cover.
      G13155372Courtesy of KIA MOTORS AMERICA, INC.
    2. Check that the TDC marks of the intake and exhaust CVVT sprockets are in straight line on the cylinder head surface as shown in the illustration. If not, turn the crankshaft by one revolution (360°) more.
      G13155373Courtesy of KIA MOTORS AMERICA, INC.
      NOTE: Do not turn the crankshaft pulley counterclockwise.
  4. Remove the timing chain cover.

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

  5. Remove the timing chain tensioner (A).
    G13155374Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: Do not reuse the detached tensioner.
  6. Remove the timing chain tensioner arm (A).
    G13155375Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the timing chain (A).
    G13155376Courtesy of KIA MOTORS AMERICA, INC.
  8. Remove the timing chain guide (A).
    G13155377Courtesy of KIA MOTORS AMERICA, INC.