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Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Manual Transaxle & Differential (TY751)) >> Manual Transmission Assembly >> Removal

Manual Transmission Assembly: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Open the front hood completely.
  2. Disconnect the ground terminal from battery sensor. Refer to NOTE>NOTE>BATTERY .
  3. Remove the collector cover. Refer to INTAKE (INDUCTION) (EXCEPT FOR STI)>COLLECTOR COVER>REMOVAL .
  4. Remove the intercooler and the intercooler stay. Refer to INTAKE (INDUCTION) (EXCEPT FOR STI)>INTERCOOLER>REMOVAL .
  5. Disconnect the clips and the following connectors, then remove the transmission radio ground cord terminal and the engine rear hanger.
    G13261412Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the operating cylinder and suspend on a wire.
    G10268615Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the pitching stopper. Refer to MANUAL TRANSMISSION AND DIFFERENTIAL (6MT) (TY75)>TRANSMISSION MOUNTING SYSTEM>REMOVAL>PITCHING STOPPER .
  8. Disconnect the engine ground terminal.
    G10268616Courtesy of SUBARU OF AMERICA, INC.
  9. Set the ST.
    ST 41099AC000 ENGINE SUPPORT ASSY
    NOTE: Place a washer with 4 mm (0.16 in) thickness into the gap between the engine block and ST.
    G10268617Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the starter. Refer to STARTING/CHARGING SYSTEMS (EXCEPT FOR STI)>STARTER>REMOVAL .
  11. Remove the bolts which hold upper side of transmission to engine.
    G05335715Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the front tires.
  13. Lift up the vehicle.
  14. Remove the center exhaust pipe (rear). Refer to EXHAUST (EXCEPT FOR STI)>CENTER EXHAUST PIPE>REMOVAL .
  15. Drain transmission gear oil completely. Refer to MANUAL TRANSMISSION AND DIFFERENTIAL (6MT) (TY75)>TRANSMISSION GEAR OIL>REPLACEMENT .
  16. Remove the center exhaust cover.
    G10268620Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the hanger bracket.
    G10268619Courtesy of SUBARU OF AMERICA, INC.
  18. Remove the propeller shaft. Refer to DRIVE SHAFT SYSTEM>PROPELLER SHAFT>REMOVAL .
  19. Remove the MT gear shift cable and MT gear select cable from MT gear shift lever. Refer to CONTROL SYSTEMS>MT GEAR SHIFT LEVER>REMOVAL>EXCEPT FOR STI MODEL .
    CAUTION:
    • Do not bend MT gear shift cable and MT gear select cable at a sharp angle.
    • If the MT gear select cable is removed from the selector lever COMPL on the transmission side, replace with new MT gear select cable.
    • Do not apply extra overload while holding the part (A).
    G12394758Courtesy of SUBARU OF AMERICA, INC.
  20. Remove the stabilizer link.
    G10268621Courtesy of SUBARU OF AMERICA, INC.
  21. Remove the bolt securing the ball joint of the front arm to the housing, then separate the front arms and the housing.
    G10268622Courtesy of SUBARU OF AMERICA, INC.
  22. Using a crowbar, separate the left and right front drive shafts.
    G08318895Courtesy of SUBARU OF AMERICA, INC.
  23. Remove the bolts and nuts which hold lower side of transmission to engine.
    G05002964Courtesy of SUBARU OF AMERICA, INC.
  24. Place the transmission jack under the transmission.
    CAUTION: Always support the transmission case with a transmission jack.
    G09482515Courtesy of SUBARU OF AMERICA, INC.
  25. Remove the front crossmember and the rear crossmember.
    G10267930Courtesy of SUBARU OF AMERICA, INC.
  26. While lowering the transmission jack, tighten the turnbuckle of the ST, and incline the engine unit rearward.
  27. Remove the transmission assembly.
    NOTE: Move the transmission jack towards the rear until the main shaft is withdrawn from the clutch cover.
  28. Remove the transmission cushion rubber.
  29. Remove the release bearing & lever. Refer to CLUTCH SYSTEM>RELEASE BEARING AND LEVER>REMOVAL>EXCEPT FOR STI MODEL .
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