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Home >> Subaru >> 2017 >> WRX Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Continuously Variable Transaxle (CVT) (Service Information)) >> Control Valve Body >> Removal

Control Valve Body: Removal

WARNING: This page is about a different variant/trim than selected.
CAUTION:
  • Directly after the vehicle has been running or the engine has been idling for a long time, the CVTF is hot. Be careful not to burn yourself.
  • Be careful not to spill CVTF on the exhaust pipe to prevent it from emitting smoke or causing a fire. If the CVTF adheres, wipe it off completely.
NOTE: The control valve body is replaced as an assembly only, because it is a non-disassembly part.
  1. Disconnect the ground terminal from battery sensor. <Ref. to BATTERY , NOTE, Note.>
  2. Lift up the vehicle.
  3. Clean the transmission exterior.
  4. Remove the CVTF drain plug to drain CVTF.
    Fig 1: CVTF Drain Plug
    G11577691Courtesy of SUBARU OF AMERICA, INC.
  5. Install the CVTF drain plug.
    NOTE: Use a new gasket.

    Tightening torque: 

    39.2 N.m (4.0 kgf-m, 28.9 ft-lb) 

  6. Remove the oil pan.
    CAUTION: Be careful not to allow foreign matter such as dust or dirt to enter the oil pan.
    Fig 2: Removing Oil Pan
    G09482017Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the magnet.
  8. Disconnect the control valve harness connector.
    Fig 3: Disconnecting Control Valve Harness Connector
    G09482018Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the oil strainer.
    Fig 4: Removing Oil Strainer
    G09482019Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the control valve body.
    CAUTION: Do not let the manual valve drop off.
    Fig 5: Removing Control Valve Body
    G06654452Courtesy of SUBARU OF AMERICA, INC.
  11. Remove the pressure pipe.
    NOTE: It may be located in transmission case side.
    Fig 6: Removing Pressure Pipe
    G06654453Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the O-ring from oil strainer.
    Fig 7: Removing O-Ring From Oil Strainer
    G09482022Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the O-ring from pressure pipe.
    Fig 8: Removing O-Ring From Pressure Pipe
    G06654455Courtesy of SUBARU OF AMERICA, INC.