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Rear Brake Pad, Brake Caliper & Brake Rotor: Disassembly

  1. REMOVE REAR BRAKE PAD 
    1. Remove the 2 brake pads with the rear anti-squeal shims.
      Fig 1: Holding Rear Disc Brake Cylinder Slide Pins
      G04978411Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE REAR ANTI-SQUEAL SHIM 
    1. Remove the 2 rear anti-squeal shims and the 2 pad wear indicators from each pad.
  3. REMOVE REAR DISC BRAKE PAD SUPPORT PLATE 
    1. Remove the 2 rear disc brake pad support plates from the rear disc brake cylinder mounting.
  4. REMOVE REAR DISC BRAKE CYLINDER MOUNTING 
    1. Remove the 2 bolts and the rear disc brake cylinder mounting.
      Fig 2: Locating Rear Disc Brake Cylinder Mounting Bolts
      G04978412Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE REAR DISC BRAKE CYLINDER SLIDE PIN 
    1. Remove the 2 rear disc brake cylinder slide pins (upper and lower) from the rear disc brake cylinder mounting.
      Fig 3: Identifying Rear Disc Brake Cylinder Slide Pins
      G05408153Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE REAR DISC BRAKE BUSHING DUST BOOT 
    1. Remove the 2 rear disc brake bushing dust boots from the rear disc brake cylinder mounting.
      Fig 4: Identifying Rear Disc Brake Bushing Dust Boots
      G05408154Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE CYLINDER BOOT 
    1. Using a screwdriver, pry out the cylinder boot set ring and cylinder boot.
      NOTE: Be careful not to damage the rear disc brake piston and rear disc brake cylinder assembly.

      HINT:

      Tape the screwdriver tip before use.

      Fig 5: Prying Out Cylinder Boot Set Ring And Cylinder Boot
      G05408155Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE REAR DISC BRAKE PISTON 
    1. Prepare a wooden block to hold the rear disc brake piston.
      WOODEN BLOCK DIMENSION

      A 170 mm (6.70 in.)
      B 50 mm (1.97 in.)
      C 30 mm (1.18 in.)
      Fig 6: Identifying Wooden Block Dimension
      G05408126Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Place the wooden block between the rear disc brake piston and the rear disc brake cylinder assembly.
    3. Use compressed air to remove the rear disc brake piston from the rear disc brake cylinder assembly.
      CAUTION: Do not place your fingers in front of the rear disc brake piston when using compressed air.
      NOTE: Be careful not to spatter the brake fluid.
      Fig 7: Removing Rear Disc Brake Piston With Compressed Air
      G04978417Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE PISTON SEAL 
    Fig 8: Removing Piston Seal
    G04978418Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Using a screwdriver, remove the piston seal from the rear disc brake cylinder assembly.
      NOTE: Be careful not to damage the inner cylinder and cylinder groove.

      HINT:

      Tape the screwdriver tip before use.

  10. REMOVE REAR DISC BRAKE BLEEDER PLUG CAP 
    1. Remove the bleeder plug cap from the rear disc brake bleeder plug.
  11. REMOVE REAR DISC BRAKE BLEEDER PLUG 
    1. Remove the rear disc brake bleeder plug from the rear disc brake cylinder assembly.
  12. REMOVE PARKING BRAKE SHOE ADJUSTING HOLE PLUG 
    1. Remove the parking brake shoe adjusting hole plug.
  13. REMOVE REAR DISC 
    1. Put matchmarks on the rear disc and the axle hub.
      Fig 9: Identifying Matchmarks On Rear Disc And Axle Hub
      G04978419Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Release the parking brake and remove the rear disc.

      HINT:

      If the disc cannot be removed easily, contract the shoe adjuster until the disc comes free.

      Fig 10: Adjusting Adjuster Until
      G05408160Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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