LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> Transmission >> M/T Clutch System >> Master Cylinder >> Removal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Master Cylinder: Removal

CAUTION:
  • Be careful not to spill the brake fluid. Brake fluid spilled on the vehicle body will harm the paint surface; wash it off with water and wipe clean quickly if spilled.
  • Before handling the airbag system components, refer to "CAUTION" of "General Description" in "AIRBAG SYSTEM". Refer to AIRBAG SYSTEM>GENERAL DESCRIPTION>CAUTION .
  1. Turn the ignition switch to OFF.
  2. Disconnect the ground terminal from battery and wait for at least 60 seconds before starting work. Refer to NOTE>NOTE>BATTERY .
    NOTE: For models other than STI model, disconnect the ground terminal from battery sensor.
  3. Remove the collector cover. (Except for STI model) Refer to INTAKE (INDUCTION) (W/O STI)>COLLECTOR COVER>REMOVAL .
  4. Drain the brake fluid. Refer to CLUTCH SYSTEM>CLUTCH FLUID .
  5. Remove the instrument panel lower cover. Refer to EXTERIOR/INTERIOR TRIM>INSTRUMENT PANEL LOWER COVER>REMOVAL .
  6. Remove the knee airbag module. Refer to AIRBAG SYSTEM>KNEE AIRBAG MODULE>REMOVAL .
  7. Remove the snap pin and clevis pin, and then separate the push rod of the master cylinder.
    G13647008Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the intercooler.

    STI model: 

    Refer to INTAKE (INDUCTION) (STI)>INTERCOOLER>REMOVAL .

    Except for STI model: 

    Refer to INTAKE (INDUCTION) (W/O STI)>INTERCOOLER>REMOVAL .

  9. Disconnect the clutch pipe and reservoir hose.
    G13647009Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the clutch hose bracket from the bulkhead.
  11. Remove the master cylinder.
    G13647010Courtesy of SUBARU OF AMERICA, INC.