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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. Ref. to REPLACEMENT , Engine Oil.
  2. Remove the radiator. Ref. to REMOVAL , Radiator.
  3. Remove the V-belts. Ref. to REMOVAL , V-belt.
  4. Remove the crank pulley. Ref. to REMOVAL , Crank Pulley.
  5. Remove the chain cover. Ref. to REMOVAL , Chain Cover.
  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: Identifying Chain Tensioner (RH) Bolts
    G05667806Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the chain guide (RH: between CAMs).
    Fig 2: Identifying Chain Guide Bolts (RH)
    G05667807Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the chain tensioner lever (RH).
    Fig 3: Identifying Chain Tensioner Lever (RH)
    G05667808Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the chain guide (RH).
    Fig 4: Identifying 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: Identifying Chain Tensioner (LH)
    G05667810Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the chain guide (LH: between CAMs).
    Fig 6: Identifying Chain Guide Bolts (LH)
    G05667811Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the chain tensioner lever (LH).
    Fig 7: Identifying Chain Tensioner Lever (LH)
    G05667812Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the chain guide (LH).
    Fig 8: Identifying Chain Guide Bolts (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: Identifying Chain Tensioner Bolts (Main)
    G05667814Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the chain guide (main).
    Fig 10: Identifying Chain Guide Bolts (Main)
    G05667815Courtesy of SUBARU OF AMERICA, INC.
  18. Remove the chain tensioner lever (main).
    Fig 11: Identifying Chain Tensioner Lever Bolts (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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