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Home >> Subaru >> 2003 >> Impreza TS, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Overhaul >> Automatic Transmission Assembly >> Removal

Automatic Transmission Assembly: Removal

  1. Set the vehicle on a lift.
  2. Open the front hood fully, and support with stay.
  3. Disconnect the ground cable from battery.
  4. Remove the air intake duct (Non-turbo model). See REMOVAL , Air Intake Duct.
  5. Remove the air cleaner case (Non-turbo model). See REMOVAL , Air Cleaner Case.
  6. Remove the air cleaner case stay (Non-turbo model).
    Fig 1: Removing Air Cleaner Case Stay (Non-Turbo Model)
    G01998783Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the intercooler (Turbo model). See REMOVAL , Intercooler.
  8. Remove the front, center, rear exhaust pipes and the muffler (Non-turbo model). See REMOVAL , Front Exhaust Pipe, REMOVAL , Center Exhaust Pipe, REMOVAL , Rear Exhaust Pipe and REMOVAL , Muffler.
  9. Remove the center and rear exhaust pipes and the muffler (Turbo model). See REMOVAL , Center Exhaust Pipe, REMOVAL , Rear Exhaust Pipe and REMOVAL , Muffler.
    CAUTION: When removing the exhaust pipes, be careful each exhaust pipe does not drop out.
  10. Disconnect the following connectors.
    1. Transmission harness connector
      Fig 2: Disconnecting Transmission Harness Connector
      G01998784Courtesy of SUBARU OF AMERICA, INC.
    2. Transmission ground terminal
  11. Remove the starter. See REMOVAL , Starter.
  12. Install ST to torque converter clutch case.

    ST 498277200 STOPPER SET

    Fig 3: Installing ST To Torque Converter Clutch Case
    G01998785Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the pitching stopper.
    Fig 4: Removing Pitching Stopper
    G01998786Courtesy of SUBARU OF AMERICA, INC.
  14. Separate the torque converter clutch from drive plate.
    1. Remove the service hole plug.
    2. Remove the bolts which hold torque converter clutch to drive plate.
    3. Rotate the engine using ST and remove other bolts.
    CAUTION: Be careful not to drop the bolts into torque converter clutch housing.

    Turbo Model 

    1. ST 499977300 CRANKSHAFT PULLEY WRENCH

    Non-Turbo Model 

    1. ST 499977100 CRANKSHAFT PULLEY WRENCH
    Fig 5: Rotating Engine Using ST & Removing Other Bolts
    G01998787Courtesy of SUBARU OF AMERICA, INC.
  15. Remove the ATF level gauge.
    NOTE: Plug the opening to prevent entry of foreign particles into transmission fluid.
    Fig 6: Removing ATF Level Gauge
    G01998788Courtesy of SUBARU OF AMERICA, INC.
  16. Set the ST.

    ST 41099AA000 ENGINE SUPPORT ASSY

    Fig 7: Setting the ST
    G01998789Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the bolt which holds right upper side of transmission to engine.
    Fig 8: Removing Bolt Holding Right Upper Side Of Transmission To Engine
    G01998790Courtesy of SUBARU OF AMERICA, INC.
  18. Lift up the vehicle.
  19. Remove the under cover.
  20. Remove the heat shield cover (if equipped)
  21. Drain the ATF to remove the ATF drain plug.
    Fig 9: Removing ATF Drain Plug
    G01998791Courtesy of SUBARU OF AMERICA, INC.
  22. Disconnect the ATF cooler hoses from pipes of transmission side, and remove the ATF level gauge guide.
    Fig 10: Disconnecting ATF Cooler Hoses
    G01998792Courtesy of SUBARU OF AMERICA, INC.
  23. Remove the propeller shaft. See REMOVAL , Propeller Shaft.
  24. Remove the shift select cable. See REMOVAL , Select Cable.
  25. Disconnect the stabilizer link from transverse link.
  26. Remove the bolt securing ball joint of transverse link to housing.
    Fig 11: Removing Bolt Securing Ball Joint Of Transverse Link To Housing
    G01998793Courtesy of SUBARU OF AMERICA, INC.
  27. Remove the spring pins and separate front drive shafts from each side of the transmission.
    Fig 12: Removing Spring Pins & Separating Front Drive Shafts From Each Side Of Transmission
    G01998794Courtesy of SUBARU OF AMERICA, INC.
  28. Remove the nuts which hold lower side of transmission to engine.
    Fig 13: Removing Nuts Holding Lower Side Of Transmission To Engine
    G01998795Courtesy of SUBARU OF AMERICA, INC.
  29. Place the transmission jack under transmission.
    CAUTION: Make sure that the support plates of transmission jack don't touch the oil pan.
  30. Remove the transmission rear crossmember from vehicle.
    Fig 14: Removing Transmission Rear Crossmember From Vehicle
    G01998796Courtesy of SUBARU OF AMERICA, INC.
  31. Remove the transmission.
    CAUTION: Move the transmission and torque converter as a unit away from engine.
    Fig 15: Removing Transmission
    G01998797Courtesy of SUBARU OF AMERICA, INC.
  32. Separate the transmission assembly and rear cushion rubber.
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