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Home >> Lexus >> 2006 >> IS 250 RWD, Standard >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Mechanical >> Brake Master Cylinder >> Installation

Brake Master Cylinder: Installation

  1. INSTALL BRAKE MASTER CYLINDER SUB-ASSEMBLY 
    1. Install a new O-ring to the brake master cylinder sub-assembly.
    2. Install the brake master cylinder sub-assembly to the booster assembly with the 2 nuts.

      Torque: 12.5 N*m (127 kgf*cm, 9 ft.*lbf) 

      Fig 1: Installing Brake Master Cylinder Sub-Assembly To Booster Assembly With Nuts
      G04047775Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the brake actuator assembly to the actuator bracket with the 2 cap nuts.

      Torque: 5.5 N*m (55 kgf*cm, 48 in.*lbf) 

      Fig 2: Installing Brake Actuator Assembly To Actuator Bracket With Cap Nuts
      G04047776Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using SST, connect the 2 brake lines to the brake master cylinder sub-assembly.

      SST 09023-00101 

      Torque: 15 N*m (155 kgf*cm, 11 ft.*lbf) 

    5. Engage the clamp and connect the warning switch connector.
  2. CONNECT CLUTCH RESERVOIR HOSE (for Manual Transmission) 
    1. Connect the clutch reservoir hose with the clamp.
    Fig 3: Connecting Warning Switch Connector
    G04047777Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL NO. 3 ENGINE ROOM RELAY BLOCK 
    1. Install the No. 3 engine room relay block with the bolt and nut.

      Torque: 12.5 N*m (127 kgf*cm, 9 ft.*lbf) 

  4. FILL RESERVOIR WITH BRAKE FLUID (See  BLEEDING   ) 
  5. BLEED MASTER CYLINDER (See Step 2 in  BLEEDING   ) 
  6. BLEED BRAKE LINE (See Step 3 in  BLEEDING   ) 
    Fig 4: Identifying No. 3 Engine Room Relay Block
    G04047778Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. BLEED BRAKE ACTUATOR ASSEMBLY (See Step 4 in  BLEEDING   ) 
  8. BLEED AIR FROM CLUTCH LINE (for Manual Transmission) (See  BLEEDING  ) 
  9. INSPECT FLUID LEVEL IN RESERVOIR (See Step 5 in  BLEEDING   ) 
  10. INSPECT FOR BRAKE FLUID LEAKAGE 
  11. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY (See Step 3 in  INSTALLATION  ) 
  12. INSTALL WINDSHIELD WIPER ARM AND BLADE ASSEMBLY LH (See Step 4 in  INSTALLATION  ) 
  13. INSTALL WINDSHIELD WIPER ARM AND BLADE ASSEMBLY RH (See Step 5 in  INSTALLATION  ) 
  14. INSTALL FRONT WIPER ARM HEAD CAP (See Step 6 in  INSTALLATION  ) 
  15. INSTALL ROOF DRIP SIDE FINISH MOLDING LH 
  16. INSTALL ROOF DRIP SIDE FINISH MOLDING RH 
  17. INSTALL FRONT UPPER FENDER PROTECTOR LH (See Step 9 in  INSTALLATION  ) 
  18. INSTALL FRONT UPPER FENDER PROTECTOR RH (See Step 10 in  INSTALLATION  ) 
  19. INSTALL ENGINE ROOM SIDE COVER LH (See Step 116 in  INSTALLATION  ) 
  20. INSTALL ENGINE ROOM COVER SIDE RH (See  INSTALLATION  ) 
  21. INSTALL COOL AIR INTAKE DUCT SEAL (See Step 118 in  INSTALLATION  )