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Section 5 (Engine Mechanical System (STI)): Camshaft: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Remove the engine from the vehicle. Refer to MECHANICAL (STI)>ENGINE ASSEMBLY>REMOVAL .
  2. Remove the rear side belt. Refer to MECHANICAL (STI)>V-BELT>REMOVAL>REAR SIDE BELT .
  3. Remove the crank pulley. Refer to MECHANICAL (STI)>CRANK PULLEY>REMOVAL .
  4. Remove the timing belt cover. Refer to MECHANICAL (STI)>TIMING BELT COVER>REMOVAL .
  5. Remove the timing belt. Refer to MECHANICAL (STI)>TIMING BELT>REMOVAL .
  6. Remove the cam sprocket. Refer to MECHANICAL (STI)>CAM SPROCKET>REMOVAL .
  7. Disconnect the connector from the intake oil flow control solenoid valve.
    G08539306Courtesy of SUBARU OF AMERICA, INC.
  8. Disconnect the connector (A) from the exhaust camshaft position sensor and the connector (B) from the exhaust oil flow control solenoid valve LH.
    G08539307Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the timing belt cover No. 2 RH (A) and timing belt cover No. 2 LH (B).
    NOTE: When removing the timing belt cover, be careful not to damage the seal rubber.
    G07911991Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the tensioner bracket.
    G07909879Courtesy of SUBARU OF AMERICA, INC.
  11. Remove the clip (A) which hold the engine harness to the rocker cover RH.
    G08539331Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the air duct B (B) from the rocker cover LH and the air duct A (A).
    G08539168Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the ignition coil. Refer to IGNITION (STI)>IGNITION COIL>REMOVAL .
  14. Unlock the leak diagnosis connector, and disconnect the vacuum hose (A).
  15. Remove the leak diagnosis connector (C) from the PCV hose (B).
    G12437715Courtesy of SUBARU OF AMERICA, INC.
  16. Unlock the leak diagnosis connector, and disconnect the vacuum hose.
    G12437716Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the rocker cover.
  18. Remove the union bolt without filter (without protrusion) which secures the oil pipe to the front camshaft cap. (If cylinder head is not removed)
    G13257958Courtesy of SUBARU OF AMERICA, INC.
  19. Remove the oil pipe. (If cylinder head is removed) Refer to LUBRICATION (STI)>OIL PIPE>REMOVAL .
  20. Loosen the upper side of the front camshaft cap and the intake camshaft cap bolts equally, a little at a time in alphabetical sequence shown in the figure.
    G08539315Courtesy of SUBARU OF AMERICA, INC.
  21. Loosen the lower side of the front camshaft cap and the exhaust camshaft cap bolts equally, a little at a time in alphabetical sequence shown in the figure.
    G08539316Courtesy of SUBARU OF AMERICA, INC.
  22. Remove the front camshaft cap.
  23. Remove the intake camshaft caps and intake camshaft.
  24. Remove the exhaust camshaft caps and exhaust camshaft.
    NOTE: Arrange camshaft caps in order so that they can be installed in their original positions.
  25. Remove the oil seal.
CAUTION: Do not scratch the journal surface when removing the oil seal.
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