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Timing Chain Assembly: Removal

WARNING: This page is about a different variant/trim than selected.
NOTE: To avoid mixing the timing chain component parts, separate each part after their removal.
  1. Drain the engine oil. Refer to REPLACEMENT .
  2. Remove the radiator. Refer to REMOVAL .
  3. Remove the V-belts. Refer to REMOVAL .
  4. Remove the crank pulley. Refer to REMOVAL .
  5. Remove the chain cover. Refer to REMOVAL .
  6. Remove the chain tensioner (RH).
    NOTE: When removing chain tensioner (RH), hold the plunger by hand so that it does not come flying out.
    Fig 1: Locating Chain Tensioner (RH) Mounting Bolts
    G05667806Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the chain guide (RH: between cams).
    Fig 2: Locating Chain Guide (RH: Between Cams) Mounting Bolts
    G05667807Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the chain tensioner lever (RH).
    Fig 3: Locating Chain Tensioner Lever (RH) Mounting Bolt Position
    G05667808Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the chain guide (RH).
    Fig 4: Locating Chain Guide (RH)
    G05667809Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the timing chain (RH).
  11. Remove the chain tensioner (LH).
    NOTE: When removing chain tensioner (LH), hold the plunger by hand so that it does not come flying out.
    Fig 5: Locating Chain Tensioner (LH)
    G05667810Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the chain guide (LH: between cams).
    Fig 6: Locating Chain Guide (LH: Between Cams)
    G05667811Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the chain tensioner lever (LH).
    Fig 7: Locating Chain Tensioner Lever (LH)
    G05667812Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the chain guide (LH).
    Fig 8: Locating Chain Guide (LH)
    G05667813Courtesy of SUBARU OF AMERICA, INC.
  15. Remove the timing chain (LH).
  16. Remove the chain tensioner (main).
    NOTE: When removing chain tensioner (main), hold the plunger by hand so that it does not come flying out.
    Fig 9: Locating Chain Tensioner (Main)
    G05667814Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the chain guide (main).
    Fig 10: Locating Chain Guide (Main)
    G05667815Courtesy of SUBARU OF AMERICA, INC.
  18. Remove the chain tensioner lever (main).
    Fig 11: Locating Chain Tensioner Lever (Main)
    G05667816Courtesy of SUBARU OF AMERICA, INC.
  19. Use the ST to lock the idler sprocket, and loosen the idler sprocket bolt.

    ST1 18355AA000 PULLEY WRENCH

    ST2 18334AA000 PULLEY WRENCH PIN SET

  20. Remove the idler sprocket bolts, and remove the idler sprocket and timing chain (main).
    Fig 12: Identifying Idler Sprocket And Timing Chain (Main)
    G05667817Courtesy of SUBARU OF AMERICA, INC.
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