Rear brake caliper piston, removing and installing: Installing

Install dust boot onto piston.

Fig 1: Installing Dust Boot Onto Piston
Courtesy of VOLKSWAGEN OF AMERICA, INC.
Hold piston in front of caliper and insert inner sealing lip into cylinder groove using VAG 1474/5.

Fig 2: Inserting Inner Sealing Lip Into Cylinder Groove Using Vag 1474/5
Courtesy of VOLKSWAGEN OF AMERICA, INC.
Turn knurled wheel of tool clockwise to install piston.

Fig 3: Turning Knurled Wheel Of Tool Clockwise To Install Rear Caliper Piston
Courtesy of VOLKSWAGEN OF AMERICA, INC.

CAUTION: The collar of the tool (arrow) must contact the brake caliper.

NOTE: If piston is difficult to turn use open -end 13 mm wrench on flats provided (arrow -A-).

Install brake pads.
Open bleeder screw (left arrow) and fill with brake fluid from container until brake fluid flows from brake line connection (right arrow) without bubbles.

Fig 4: Filling Rear Brake Caliper Through Bleeder Screw
Courtesy of VOLKSWAGEN OF AMERICA, INC.
Close bleeder screw.