Reassembly [08/2015 - ]

HINT: 

Fully tighten the rear disc brake bleeder plug after bleeding the system.

1. Apply a light layer of lithium soap base glycol grease to the entire circumference of a new piston seal.
   Fig 1: Installing Piston Seal

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   TEXT IN ILLUSTRATION
   
   

   Lithium Soap Base Glycol Grease

2. Install the piston seal to the rear disc brake cylinder.
   NOTE:

   Securely install the piston seal to the groove of the rear disc brake cylinder.

1. Apply a light layer of lithium soap base glycol grease to the entire circumference of a new cylinder boot.
   Fig 2: Identifying Cylinder Boot And Rear Disc Brake Piston

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   TEXT IN ILLUSTRATION
   
   

   *1	Cylinder Boot
   *2	Rear Disc Brake Piston
   	Lithium Soap Base Glycol Grease

2. Install the cylinder boot to the rear disc brake piston.
3. Apply a light layer of lithium soap base glycol grease to the contact surfaces of the rear disc brake piston, and install it to the rear disc brake cylinder.
   NOTE:

   Do not install the rear disc brake piston forcibly in the rear disc brake cylinder.

1. Install the cylinder boot to the rear disc brake cylinder.
   Fig 3: Installing Cylinder Boot To Rear Disc Brake Cylinder

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   TEXT IN ILLUSTRATION
   
   

   *1	Set Ring
   *2	Cylinder Boot

   NOTE:

   Securely install the cylinder boot to the groove of the rear disc brake cylinder and rear disc brake piston.

2. Using a screwdriver with its tip wrapped with vinyl tape, install a new rear disc brake piston set ring.
   NOTE:

   • Securely install the rear disc brake piston set ring to the outer groove of the cylinder boot.
   • Do not damage the cylinder boot.