WM 453019 Removing And Installing Hydraulic Unit (All Models): Information

The brake components (brake booster, brake master cylinder, hydraulic unit) are installed under the -luggage compartment cover-  .

Fig 1: Identifying Luggage Compartment Cover

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Remove hydraulic unit -D-  together with the support and the four brake lines, which are fitted on the intermediate piece -E-  .

1. Brake fluid reservoir
2. Brake master cylinder
3. Brake booster
4. Hydraulic unit
5. Intermediate piece
   Fig 2: Identifying Brake Components

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.