2021 Subaru WRX BaseFACTORY OEM SERVICE PROCEDURE

STI Model

  1. Disconnect the ground cable from battery. Refer to NOTE>NOTE>BATTERY .
    NOTE: For model with battery sensor, disconnect the ground terminal from battery sensor.
  2. Remove the gear shift knob by turning it counterclockwise.
  3. Remove the console box assembly. Refer to EXTERIOR/INTERIOR TRIM>CONSOLE BOX>REMOVAL .
  4. Remove the cover - shift lever. Refer to EXTERIOR/INTERIOR TRIM>CONSOLE BOX>REMOVAL .
  5. Remove the panel center LWR LH and RH. Refer to EXTERIOR/INTERIOR TRIM>CONSOLE BOX>REMOVAL .
  6. Remove the clamp.
    G10267853Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the boot and insulator assembly.
    G10267854Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the harness clamp.
    G10267855Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the plate COMPL.
    G10267856Courtesy of SUBARU OF AMERICA, INC.
  10. Lift up the vehicle.
  11. Remove the center exhaust pipe (rear). Refer to EXHAUST(STI)>CENTER EXHAUST PIPE>REMOVAL .
  12. Remove the center exhaust cover.
    G08550630Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the crossmember. Refer to MANUAL TRANSMISSION AND DIFFERENTIAL(6MT) (TY85)>TRANSMISSION MOUNTING SYSTEM>REMOVAL .
  14. Remove the snap pin and washer, and remove the reverse check cable.
    G13646819Courtesy of SUBARU OF AMERICA, INC.
  15. Move the transmission to the right side, and remove the joint COMPL, stay bolts and reverse check cable.
    NOTE: If the transmission is not moved aside, the joint COMPL and stay bolts may contact the body and cause damage.
    G13646820Courtesy of SUBARU OF AMERICA, INC.
  16. Remove the cushion rubber.
    G10267860Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the gear shift lever.
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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.