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Home >> Porsche >> 2021 >> Taycan Base >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> 47 Brakes - Brake Hydraulic System, Regulator, Booster 2.0L -- Y1A - TAYCAN (Y1A) >> WM, 471519 Removing And Installing Brake Master Cylinder >> Installing Brake Master Cylinder

Installing Brake Master Cylinder

WARNING: Danger of injury and damage from brake fluid! 
  • Poisonous if swallowed!
  • Irritation and damage to skin
  • Avoid contact with paint surfaces

    → Store brake fluid in suitable, labelled containers only

    → Wear protective gloves and goggles

    → In the event of contact (eyes or skin), wash immediately with water

    → In the event of contact with paint surfaces, wash off immediately with water - do not wipe off

  1. Install brake master cylinder -1-  .
    1. 1.1  Fit brake master cylinder -1-  with new O-ring in the brake booster -3-  .
    2. 1.2  Screw on nuts -2-  and tighten evenly, making sure not to tilt the brake master cylinder -1-  .

      > Tightening torque 20 Nm (15 ftlb.) 

    G15553569Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Brake master cylinder

    Information 

    Make sure not to get the brake lines mixed up.

  2. Connect brake lines -1-  to the brake master cylinder -2-  .
    1. 2.1  Position brake lines -1-  on the brake master cylinder -2-  .
    2. 2.2  Screw in and tighten union nuts on brake lines -3-  .

      > Tightening torque 18 Nm (13 ftlb.) 

    G15553570Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Brake lines

  3. Push on and lock electric plug connection -1-  and brake pressure line -2-  .
    G15553571Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Electric plug connection and brake pressure line