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Brake Booster: Removal

  1. DISCONNECT BATTERY NEGATIVE TERMINAL 
    CAUTION: Wait for 90 seconds after disconnecting the terminal to prevent airbag deployment.
  2. REMOVE COOL AIR INTAKE DUCT SEAL (See  REMOVAL  ) 
  3. REMOVE ENGINE ROOM SIDE COVER LH (See Step 2 in  REMOVAL  ) 
  4. REMOVE ENGINE ROOM SIDE COVER RH (See Step 3 in  REMOVAL  ) 
  5. REMOVE FRONT UPPER FENDER PROTECTOR LH (See Step 4 in  REMOVAL  ) 
  6. REMOVE FRONT UPPER FENDER PROTECTOR RH (See Step 5 in  REMOVAL  ) 
  7. REMOVE ROOF DRIP SIDE FINISH MOLDING LH (See  REMOVAL  ) 
  8. REMOVE ROOF DRIP SIDE FINISH MOLDING RH (See Step 7 in  REMOVAL  ) 
  9. REMOVE FRONT WIPER ARM HEAD CAP (See Step 8 in  REMOVAL  ) 
  10. REMOVE WINDSHIELD WIPER ARM AND BLADE ASSEMBLY LH (See Step 9 in  REMOVAL  ) 
  11. REMOVE WINDSHIELD WIPER ARM AND BLADE ASSEMBLY RH (See Step 10 in  REMOVAL  ) 
  12. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY (See Step 11 in  REMOVAL  ) 
  13. REMOVE FRONT WHEEL 
  14. DRAIN BRAKE FLUID 
    NOTE: If brake fluid leaks onto any painted surface, wash off or remove the brake fluid completely.
  15. REMOVE NO. 3 ENGINE ROOM RELAY BLOCK (See Step 14 in  REMOVAL   ) 
  16. REMOVE BRAKE ACTUATOR ASSEMBLY WITH BRACKET (See Step 14 in  REMOVAL  ) 
  17. SEPARATE CLUTCH RESERVOIR HOSE (for Manual Transmission) (See Step 15 in  REMOVAL   ) 
  18. REMOVE BRAKE MASTER CYLINDER SUB-ASSEMBLY (See Step 16 in  REMOVAL   ) 
  19. REMOVE FRONT DOOR SCUFF PLATE LH (w/ Illumination) (See Step 52 in  REMOVAL  ) 
  20. REMOVE FRONT DOOR SCUFF PLATE LH (w/o Illumination) (See Step 50 in  REMOVAL  ) 
  21. REMOVE FRONT DOOR OPENING TRIM COVER LH (See Step 27 in  REMOVAL  ) 
  22. REMOVE INSTRUMENT SIDE PANEL LH (See Step 28 in  REMOVAL  ) 
  23. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY (See Step 29 in  REMOVAL  ) 
  24. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY (See Step 30 in  REMOVAL  ) 
  25. REMOVE DRIVER SIDE KNEE AIRBAG ASSEMBLY (See Step 9 in  REMOVAL  ) 
  26. REMOVE BRAKE PEDAL RETURN SPRING 
    1. Remove the brake pedal return spring.
  27. SEPARATE BRAKE MASTER CYLINDER PUSH ROD CLEVIS 
    1. Remove the clip and the push rod pin, then separate the push rod clevis.
    Fig 1: Pushing Rod Pin, Then Separate Push Rod Clevis
    G04047784Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. REMOVE BRAKE BOOSTER ASSEMBLY 
    1. Move the clip and disconnect the vacuum hose.
      Fig 2: Disconnecting Vacuum Hose
      G04047785Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 4 nuts and brake booster assembly.
    NOTE: Do not damage the brake lines.
  29. REMOVE BRAKE BOOSTER GASKET 
    1. Remove the brake booster gasket from the brake booster assembly.
    Fig 3: Removing Nuts & Brake Booster Assembly
    G04047786Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. REMOVE BRAKE VACUUM CHECK VALVE ASSEMBLY 
    1. Remove the check valve assembly and grommet.
  31. REMOVE BRAKE MASTER CYLINDER PUSH ROD CLEVIS 
    1. Loosen the lock nut and remove the push rod clevis.
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