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Home >> Porsche >> 2013 >> Boxster Base, Automatic DCT Trans >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> 47 - Brakes - Hydraulic Brake System, Regulator -- (981) BOXSTER/CAYMAN >> WM 471519 Removing And Installing Brake Master Cylinder (All Models) >> Removing And Installing Brake Master Cylinder >> Installing Brake Master Cylinder

Installing Brake Master Cylinder

  1. Install the brake master cylinder.
    1. 1.1. Fit the brake master cylinder and screw on and tighten the fastening nuts -5-  on the brake master cylinder. Tightening Torque 49 Nm (36 ft. lbs.) +/-4 Nm (+/-3 ft. lbs.) 
    2. 1.2. If the brake master cylinder was replaced, insert the brake fluid reservoir -1-  into the brake master cylinder. Use two new rubber seals.
    3. 1.3. Tighten the fastening screw -2-  on the brake fluid reservoir. Tightening Torque 8 Nm (6 ft. lbs.) 
    4. 1.4. Fit brake lines -4-  .

      Tightening Torque 16 Nm (12 ft. lbs.) 

    5. 1.5. Plug in connectors -3-  .
      Fig 1: Identifying Brake Master Cylinder
      G10026669Courtesy of PORSCHE CARS NORTH AMERICA, INC.