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Home >> Hyundai >> 2019 >> Ioniq Plug-In Hybrid >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Timing System (PHEV) >> Timing Chain >> Repair Procedures >> Removal

Repair Procedures: Removal

WARNING:
  • Be sure to read and follow the "General Safety Information and 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 read and follow the "High Voltage Shut Off Procedures" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.
  1. Shut off the high voltage circuit.

    (Refer to "HIGH VOLTAGE SHUT-OFF PROCEDURES ")

  2. Disconnect the battery negative terminal.
  3. Remove the cylinder head cover.

    (Refer to "CYLINDER HEAD COVER ")

  4. Set No. 1 cylinder to TDC (Top dead center) on compression stroke.
    1. Turn the Crankshaft Damper Pulley and align its groove with the timing mark of the timing chain cover.
      G12725491Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the timing chain cover.

    (Refer to "TIMING CHAIN COVER ")

  6. Put paint marks on the timing chain links (3 places) that meet with the timing marks of the camshaft sprockets (In, Ex: 2) and the crankshaft sprocket.
  7. Remove the timing chain tensioner (A).
    G12725492Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • Do not reuse the detached tensioner.
    • If need to reuse the tensioner, remove the tensioner, make the piston (A) to protrude maximally, push the piston (A) to the end, and then mount the stopper pin.

      At this time, the tensioner fixing pin should be placed in the same way as when the product was first delivered from the factory.

      G12725493Courtesy of HYUNDAI MOTOR AMERICA
      G12725494Courtesy of HYUNDAI MOTOR AMERICA
      G12725495Courtesy of HYUNDAI MOTOR AMERICA
      G12725496Courtesy of HYUNDAI MOTOR AMERICA
  8. Remove the timing chain tensioner arm (A).
    G12725497Courtesy of HYUNDAI MOTOR AMERICA
  9. Remove the timing chain guide (A).
    G12725498Courtesy of HYUNDAI MOTOR AMERICA
  10. Remove the timing chain cam guide (A).
    G12725499Courtesy of HYUNDAI MOTOR AMERICA
  11. Remove the timing chain (A).
    G12725500Courtesy of HYUNDAI MOTOR AMERICA