Front Brake Pad, Brake Caliper & Brake Rotor: Reassembly

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.

TEMPORARILY TIGHTEN FRONT DISC BRAKE BLEEDER PLUG
1. Install the front disc brake bleeder plug to the front disc brake cylinder assembly and temporarily tighten it.
  HINT.
  
  Fully tighten the front disc brake bleeder plug to the specified torque after bleeding any air left in the brake system.
2. Install the front disc brake bleeder plug cap.
INSTALL CYLINDER BOOT
1. Position a new cylinder boot onto the disc brake piston as shown in the illustration.
  
  Fig 1: Identifying Cylinder Boot
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Because there are three cylinder sizes, be sure to use the correct size boot in the appropriate position as shown in the illustration.
  - Do not damage the cylinder boot.
  - Do not apply any grease to any part where the cylinder boot touches the rear disc brake cylinder assembly as shown in the illustration.
2. Push in the disc brake piston and install the cylinder boot to the front disc brake cylinder assembly
NOTE:
- Do not push the disc brake piston forcibly into the front disc brake cylinder assembly.
- Securely install the cylinder boot to the groove of the front disc brake cylinder assembly.
HINT.

Use the same procedure to install the remaining cylinder boots

Fig 2: Installing Cylinder Boot To Front Disc Brak Cylinder Assembly
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002