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Brake Master Cylinder: Removal

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See INITIALIZATION ).
  2. REMOVE COOL AIR INTAKE DUCT SEAL  (See REMOVAL )
  3. REMOVE ENGINE ROOM SIDE COVER LH  (See REMOVAL )
  4. REMOVE ENGINE ROOM SIDE COVER RH  (See REMOVAL )
  5. REMOVE FRONT UPPER FENDER PROTECTOR LH  (See REMOVAL )
  6. REMOVE FRONT UPPER FENDER PROTECTOR RH  (See REMOVAL )
  7. REMOVE ROOF DRIP SIDE FINISH MOLDING LH  (See REMOVAL )
  8. REMOVE ROOF DRIP SIDE FINISH MOLDING RH  (See REMOVAL )
  9. REMOVE FRONT WIPER ARM HEAD CAP  (See REMOVAL )
  10. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH  (See REMOVAL )
  11. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH  (See REMOVAL )
  12. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY  (See REMOVAL )
  13. DRAIN BRAKE FLUID 
    NOTE: If brake fluid leaks onto any painted surface, immediately wash it off.
  14. REMOVE FRONT WHEEL 
  15. REMOVE NO. 3 ENGINE ROOM RELAY BLOCK 
    1. Remove the bolt, nut and No. 3 engine room relay block.
    NOTE: Cover the No. 3 engine room relay block with a piece of cloth to prevent brake fluid from getting on it.
    Fig 1: Locating No. 3 Engine Room Relay Block Bolt And Nut
    G05752759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. SEPARATE BRAKE ACTUATOR WITH BRACKET  (See REMOVAL )
  17. REMOVE BRAKE MASTER CYLINDER SUB-ASSEMBLY 
    1. Disengage the clamp and disconnect the connector.
      Fig 2: Locating Brake Master Cylinder Connector With Clamp
      G05752760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a union nut wrench (10 mm), disconnect the 2 brake lines from the brake master cylinder sub-assembly.
      Fig 3: Disconnecting Brake Lines From Brake Master Cylinder Sub-Assembly
      G05752745Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 nuts and brake master cylinder sub-assembly from the brake booster assembly.
      NOTE: Do not damage the brake lines.
      Fig 4: Locating Brake Master Cylinder Sub-Assembly Nuts
      G05752762Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the O-ring from the brake master cylinder sub-assembly
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