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Home >> Subaru >> 2021 >> Outback Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> CVT Transaxle System (Tr580) >> Control Valve Body >> Removal
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Control Valve Body: Removal

NOTE: The control valve body is a non-disassembly part.
  1. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  2. Remove the clip from the air intake boot, and loosen the clamp.
    G13950422Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the air intake boot, and place it aside so that it does not interfere with the work.
    CAUTION: Be careful not to pull out the PCV hose.
    G13950423Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the TCM. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR580)>TRANSMISSION CONTROL MODULE (TCM)>REMOVAL .
  5. Disconnect the transmission harness connector from the engine wiring harness.
    G13950424Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the air breather hose stay.
    G13950425Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the transmission harness clip.
    G13950426Courtesy of SUBARU OF AMERICA, INC.
  8. Clean the valve cover vicinity.
    CAUTION: Make sure that foreign matter does not get into the throttle body and connector terminals.
    NOTE: This is necessary to prevent foreign matter from getting into the transmission.
  9. Remove the throttle body, and place it aside so that it does not interfere with the work. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>THROTTLE BODY>REMOVAL .
    NOTE: Do not disconnect the preheater hose.
  10. Attach the ST.
    NOTE: The ST is included in the control valve body for repairs.

    Preparation tool: 

    ST: SHEET SPECIAL TOOL (18761AA010)

    G13950427Courtesy of SUBARU OF AMERICA, INC.
  11. Remove the bolt securing the transmission harness.
    G13950428Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the valve cover.
    NOTE: Some scratches on the damping sheet (a) do not affect transmission performance, only if there is no damage on the valve cover.
    G13950429Courtesy of SUBARU OF AMERICA, INC.
    G13950430Courtesy of SUBARU OF AMERICA, INC.
  13. Disconnect the connector from the control valve body, and remove the transmission harness from the valve cover.
    G13950431Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the O-rings.
    G13950432Courtesy of SUBARU OF AMERICA, INC.
  15. Remove the gasket from the valve cover.
    G13950433Courtesy of SUBARU OF AMERICA, INC.
  16. Remove the control valve body.
    CAUTION: Do not remove any bolts other than specified in the figure.
    G13950434Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the liquid gasket from the mating surface of valve cover and transmission body.
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