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Home >> Subaru >> 2019 >> BRZ Limited, Automatic Trans >> Repair and Diagnosis (Single Page) >> Brakes >> Mechanical - Hydraulic >> Brake System (Hydraulic) >> Brake Booster ASSY >> Installation

Brake Booster ASSY: Installation

  1. Installation of brake booster ASSY
    1. Temporarily attach the push rod clevis with a lock nut.
    2. Measure the length between the vacuum booster assembly mounting surface and clevis pin hole.

      Standard value (A): 155.2 mm {6.11 in} 

      NOTE: If it is not within the specification, loosen the lock nut, rotate the vacuum booster operating rod to perform adjustment.
      G12591067Courtesy of SUBARU OF AMERICA, INC.
    3. Tighten the lock nut securely.

      Standard value: T=19N.m {194kgf.cm} {14.0ft.lbf} 

    4. Install the brake booster ASSY with 4 nuts.

      Standard value: T=18N.m {184kgf.cm} {13.3ft.lbf} 

  2. Installation of brake tube front No. 2
    1. Engage 2 clips, and install the brake tube front No. 2.
    2. Using a flare-nut wrench, connect the brake tube front No. 2 to the brake actuator.

      Standard value: T=19N.m {194kgf.cm} {14.0ft.lbf} 

      CAUTION:
      • Do not bend or damage the brake tubes.
      • When installing the brake tube, make sure that they are not twisted or bent.
      • Do not let foreign matter including dirt and dust enter the brake tube.
  3. Installation of brake tube front No. 1
    1. Engage 2 clips, and install the brake tube front No. 1.
    2. Using a flare-nut wrench, connect the brake tube front No. 1 to the brake actuator.
      CAUTION:
      • Do not bend or damage the brake tubes.
      • When installing the brake tube, make sure that they are not twisted or bent.
      • Do not let foreign matter including dirt and dust enter the brake tube.
  4. Installation of vacuum hose
    1. Attach the vacuum hose with the clamp.
  5. Installation of push rod pin (Refer to INSTALLATION )
  6. Installation of transmission control ASSY (Refer to INSTALLATION )
  7. Installation of instrument panel under cover SUB-ASSY No. 1 (Refer to INSTALLATION )
  8. Installation of instrument side panel LH (Refer to INSTALLATION , Step 8)
  9. Brake fluid refill (Refer to BRAKE FLUID )
  10. Air bleeding of brake master cylinder SUB-ASSY (Refer to AIR BLEEDING )
  11. Air bleeding of brake system (Refer to AIR BLEEDING )
  12. Brake fluid leak check
  13. Brake fluid level check (Refer to ON-VEHICLE INSPECTION )
  14. Brake pedal height check adjustment (Refer to ADJUSTMENT )
  15. Brake pedal free play check (Refer to BRAKE PEDAL (MT MODEL) )
  16. Brake pedal clearance check (Refer to BRAKE PEDAL (MT MODEL) )
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