Rear Brake Pad, Brake Caliper & Brake Rotor: Disassembly

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.

NOTE: Do not remove the disc brake piston and piston seal from the rear disc brake cylinder assembly.

HINT.

Use the same procedure for the LH side and RH side.
The following procedure is for the LH side.

REMOVE CYLINDER BOOT
1. Place one side of the disc brake pad and wooden plate between the disc brake pistons of the rear disc brake cylinder assembly
  
  Fig 1: Placing One Side Of Disc Brake Pad And Wooden PlateBetween Disc Brake Pistons
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using compressed air, gradually push the disc brake piston out slightly from the rear disc brake cylinder assembly
  NOTE: Do not push the disc brake piston out more than 12 mm (0.472 in.) from the rear disc brake cylinder assembly.
  
  Fig 2: Identifying Disc Brake Piston Height
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Using a screwdriver, separate the cylinder boot from the rear disc brake cylinder assembly.
  NOTE: Be careful not to damage the rear disc brake cylinder assembly.
  
  HINT.
  
  Tape the screwdriver tip before use.
  
  Fig 3: Separating Cylinder Boot From Rear Disc Brake Cylinder Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Remove the cylinder boot from the disc brake piston.
  HINT:
  
  Use the same procedure to remove the remaining cylinder boot
REMOVE REAR DISC BRAKE BLEEDER PLUG
1. Remove the rear disc brake bleeder plug cap and rear disc brake bleeder plug
REMOVE PARKING BRAKE SHOE ADJUSTING HOLE PLUG