2022 Hyundai Tucson Plug-In Hybrid LimitedFACTORY OEM SERVICE PROCEDURE

Repair Procedures: Replacement

NOTE:
  • In order to prevent from oil leak, replacement of combustion seal should follow the below procedure.
  1. Remove the combustion seal (A).
    NOTE:
    • Be careful not to damage the injector while remove the combustion seal.
    • Remove the combustion seal using a nipper.
    G16172543Courtesy of HYUNDAI MOTOR AMERICA
  2. Before the assembly of the sealing ring the groove must be cleaned using a clean cloth.
  3. Install the combustion seal using a special service tool (SST No.: 09353-L1100).
    1. Place the seal installing guide (A) (SST No.: 09353-2B000) on the tip of the injector not to damage the injector tip (B).
      G16172544Courtesy of HYUNDAI MOTOR AMERICA
    2. Install the combustion seal (A) to the seal installing guide.
      G16172545Courtesy of HYUNDAI MOTOR AMERICA
    3. Input the seal to A direction of the installer, and push it to B direction until it reaches the combustion seal installation area.
      NOTE:
      • The complete assembly must not take longer than 2 to 3 seconds.
      G16172546Courtesy of HYUNDAI MOTOR AMERICA
      G16172547Courtesy of HYUNDAI MOTOR AMERICA
    4. Install the compressor (A) and disconnect it after rotating 3-4 times to left and right direction.
      G16172548Courtesy of HYUNDAI MOTOR AMERICA
    5. Check the combustion seal (A) installation.
      G16172549Courtesy of HYUNDAI MOTOR AMERICA
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.