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HOMESERVICE MANUALSSUBARU2022IMPREZA BASE, 4D SEDAN, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 12 (CVT TRANSAXLE (TR580))CONTROL VALVE BODYINSTALLATION
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT Trans

Control Valve Body: Installation

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Installation
WARNING: This page is about a different car, the 2022 Subaru Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check the control valve body for foreign matter adhesion.
  2. Install the control valve body.
    1. Set the control valve body to the transmission body.
    2. Temporarily tighten the bolt (silver).
      G13603236Courtesy of SUBARU OF AMERICA, INC.
    3. Attach the bolt (black).

      Tightening torque: 

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

      G13603237Courtesy of SUBARU OF AMERICA, INC.
    4. Tighten the bolt (silver).

    Tightening torque: 

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

  3. Install a new O-ring to the transmission harness.
    NOTE:

    Apply CVTF to the O-rings. 

  4. Temporarily attach the transmission harness to the valve cover.
  5. Install a new gasket to the valve cover.
  6. Apply liquid gasket to the area shown in the figure.
    NOTE:
    • Before applying liquid gasket, degrease the old liquid gasket seal surface of the transmission body and valve cover gasket. 
    • Install within 5 min. after applying liquid gasket. 

    Liquid gasket: 

    THREE BOND 1216J or equivalent

    G13603238Courtesy of SUBARU OF AMERICA, INC.
  7. Connect the connector to the control valve body.
  8. Temporarily attach the valve cover.
  9. Tighten the bolts in the numerical order as shown in the figure.
    CAUTION:

    Be careful not to catch the ST (SHEET SPECIAL TOOL). 

    Tightening torque: 

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

    Fig 1: Valve Cover Bolts Tightening Sequence
    G13603239Courtesy of SUBARU OF AMERICA, INC.
  10. Tighten the bolt which holds the transmission harness.

    Tightening torque: 

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

  11. Remove the ST (SHEET SPECIAL TOOL).
  12. Install the throttle body. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO (EXCEPT FOR HEV))>THROTTLE BODY>INSTALLATION .
  13. Install the clip which holds the transmission harness.
  14. Install the air breather hose stay to the valve cover.

    Tightening torque: 

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

  15. Connect the transmission harness connector to the engine wiring harness.
    G11253156Courtesy of SUBARU OF AMERICA, INC.
  16. Install the TCM. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580 CROSSTREK)>TRANSMISSION CONTROL MODULE (TCM)>INSTALLATION .
  17. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>REPAIR CONTENTS>NOTE>BATTERY .
  18. Check the CVTF level. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580 CROSSTREK)>CVTF>INSPECTION .
  19. Perform the [Clear AT learning value] and [AT learning mode] using Subaru Select Monitor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580 CROSSTREK)>AT LEARNING .
RENDER: 1.0x

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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.