Rear Brake Pad, Brake Caliper & Brake Rotor: Reassembly

INSTALL PISTON SEAL
1. Apply lithium soap base glycol grease to a new piston seal.
2. Install the piston seal to the disc brake cylinder.
INSTALL CYLINDER BOOT
1. Apply lithium soap base glycol grease to the piston and a new cylinder boot.
  
  Fig 1: Installing Piston Seal To Disc Brake Cylinder
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the cylinder boot to the piston as shown in the illustration.
  
  Fig 2: Identifying Lithium Soap Base Glycol Grease Applying Area
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL REAR DISC BRAKE PISTON
1. Install the cylinder boot to the disc brake cylinder.
  NOTE: Install the boot securely to the grooves of the disc brake cylinder.
2. Push in the piston by hand and install the cylinder boot onto the grooves of the piston.
  NOTE: Install the boot securely to the grooves of the piston.
  
  Fig 3: Pushing Piston
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
TEMPORARILY INSTALL REAR DISC BRAKE BLEEDER PLUG
1. Temporarily install the bleeder plug to the disc brake cylinder.
  HINT:
  
  The bleeder plug will be tightened to a torque specification in the "Bleed Brake Line" procedure.
INSTALL REAR DISC BRAKE BLEEDER PLUG CAP