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Home >> Toyota >> 2019 >> Mirai >> Repair and Diagnosis (Single Page) >> Brakes >> Mechanical - Hydraulic >> Brake System (Front) - Service Information >> Front Brake >> Disassembly [06/2015 - ] >> Procedure

Disassembly [06/2015 - ]: Procedure

  1. REMOVE CYLINDER BOOT 
    1. Using a screwdriver with its tip wrapped with protective tape, remove the set ring from the disc brake cylinder assembly.
      GTY539032Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protective Tape
    2. Remove the cylinder boot from the disc brake cylinder assembly.
      NOTE:

      Be careful not to damage the disc brake cylinder assembly and front disc brake piston.

  2. REMOVE FRONT DISC BRAKE PISTON 
    1. Place a piece of cloth between the front disc brake piston and disc brake cylinder assembly.
      GTY545164Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Piece of Cloth
    2. Apply compressed air to remove the front disc brake piston from the disc brake cylinder assembly.
      WARNING:
      GTY596476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • Do not insert your hand between the front disc brake piston and disc brake cylinder assembly to hold the disc brake cylinder assembly.
      • When air is blown in, the front disc brake piston may spring out forcefully, which could result in fingers, etc. being pinched.
      NOTE:

      Do not allow any brake fluid to spatter.

  3. REMOVE PISTON SEAL 
    1. Using a screwdriver with its tip wrapped with protective tape, remove the piston seal from the disc brake cylinder assembly.
      NOTE:

      Do not damage the inner surface or piston seal groove of the disc brake cylinder assembly.

      GTY559656Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protective Tape
  4. REMOVE FRONT DISC BRAKE BLEEDER PLUG CAP 
    1. Remove the front disc brake bleeder plug cap from the front disc brake bleeder plug.
  5. REMOVE FRONT DISC BRAKE BLEEDER PLUG 
    1. Remove the front disc brake bleeder plug from the disc brake cylinder assembly.