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Home › Subaru › 2018 › Forester 2.5i, Automatic CVT Trans › Repair and Diagnosis › Transmission › Automatic Trans › CVT Transaxle (Tr580) › Control Valve Body › Installation

Control Valve Body: Installation

  1. Clean the mating surface of valve cover and transmission side.
    CAUTION: When cleaning the mating surface of the transmission side, be careful not to allow any dust, foreign matter and used liquid gasket to enter the transmission.
  2. Check the control valve body for dust and other foreign matter.
  3. Install the O-rings.
    NOTE:
    • Use new O-rings.
    • Apply CVTF to the O-rings.
    G12476169Courtesy of SUBARU OF AMERICA, INC.
  4. Install the control valve body.
    1. Install the control valve body to the transmission.
      CAUTION:
      • Do not damage the O-ring.
      • Perform installation so that the O-ring is not displaced.
    2. Temporarily tighten the bolt (A: silver).
      G12476170Courtesy of SUBARU OF AMERICA, INC.
    3. Attach the bolt (B).

      Tightening torque: 

      9 N.m (0.9 kgf-m, 6.6 ft-lb)

      G12476171Courtesy of SUBARU OF AMERICA, INC.
    4. Tighten the bolt (A: silver).

      Tightening torque: 

      9 N.m (0.9 kgf-m, 6.6 ft-lb)

      G12476172Courtesy of SUBARU OF AMERICA, INC.
  5. Install the O-ring to the transmission harness.
    NOTE:
    • Use new O-rings.
    • Apply CVTF to the O-rings.
    G12476173Courtesy of SUBARU OF AMERICA, INC.
  6. Install the transmission harness to the valve cover.

    Tightening torque: 

    7 N.m (0.7 kgf-m, 5.2 ft-lb)

    G12476174Courtesy of SUBARU OF AMERICA, INC.
  7. Install the gasket to the transmission.
    NOTE: Use a new gasket.
  8. Apply liquid gasket to the oval hole of gasket.

    Liquid gasket: 

    THREE BOND 1215B or equivalent

    G12476175Courtesy of SUBARU OF AMERICA, INC.
  9. Connect the transmission harness connector to the control valve body, and install the valve cover.
    CAUTION: Be careful not to catch the sheet of the ST.

    Tightening torque: 

    8 N.m (0.8 kgf-m, 5.9 ft-lb)

    G12476176Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the ST (SHEET SPECIAL TOOL).
  11. Install the throttle body. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>Throttle Body>INSTALLATION .
  12. Install the transmission harness connector to the harness stay.
  13. Install the transmission harness stay and transmission ground terminal.
    NOTE: Install the transmission ground terminal in the direction within the range of approx. 30° (A).

    Tightening torque: 

    T1: 7 N.m (0.7 kgf-m, 5.2 ft-lb)

    T2: 14 N.m (1.4 kgf-m, 10.3 ft-lb)

    G12476177Courtesy of SUBARU OF AMERICA, INC.
  14. Insert the transmission case cover (small) between transmission case cover (large) and transmission to install.

    Tightening torque: 

    8 N.m (0.8 kgf-m, 5.9 ft-lb)

    G12476178Courtesy of SUBARU OF AMERICA, INC.
    G12476179Courtesy of SUBARU OF AMERICA, INC.
  15. Install the pitching stopper bracket and transmission radio ground cord.

    Tightening torque: 

    41 N.m (4.2 kgf-m, 30.2 ft-lb)

    G12476180Courtesy of SUBARU OF AMERICA, INC.
  16. Install the air breather hose to the pitching stopper bracket.
  17. Install the pitching stopper.

    Tightening torque: 

    T1: 50 N.m (5.1 kgf-m, 36.9 ft-lb)

    T2: 58 N.m (5.9 kgf-m, 42.8 ft-lb)

    G12476181Courtesy of SUBARU OF AMERICA, INC.
  18. Connect the following harness connectors.
    • Transmission harness connectors
    • Inhibitor harness connector
    • Transmission radio ground terminal

      Tightening torque: 

      13 N.m (1.3 kgf-m, 9.6 ft-lb)

      G12476182Courtesy of SUBARU OF AMERICA, INC.
  19. Install the air intake boot assembly. Ref. to INTAKE (INDUCTION) (H4DO)>Air Intake Boot>INSTALLATION .
  20. Adjust the CVTF level. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>CVTF>ADJUSTMENT .
  21. Perform the diagnosis again. Ref. to TRANSMISSION (DIAGNOSTICS)>LEARNING CONTROL .
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