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Home >> Porsche >> 2012 >> Cayenne Turbo >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 49 (46 - Brakes - Brake Mechanism (4.8L Non Turbo) -- 92A - Cayenne (92A)) >> WM, 463456 Replacing Front Brake Pads (PCCB) >> Removing Front Brake Pads

Removing Front Brake Pads

WARNING: This page is about a different variant/trim than selected.
NOTE: NOTIFICATION 
Removing/fitting wheels 
  • Risk of damage to (ceramic) brake discs 
    1. Carefully guide the wheel towards the wheel hub, thereby preventing any heavy impact on the (ceramic) brake disc.
  1. Expose lines.

    Information 

    • To gain better access for removal of the brake calliper, turn the steering fully either to the right or left. 
    1. 1.1 Remove fastening screws -1, 2-  for holders -3, 4-  for the brake hydraulic lines.
      G16330237Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Hydraulic line holders (shown as an example, brake calliper removed)

    2. 1.2 Pull the brake pad wear indicator line out of the brake calliper.
    3. 1.3 Disconnect plug connection for speed sensor.

    Information 

    Protect the paintwork on the brake calliper from damage using a suitable cloth.

  2. Carefully press the brake pads back using water pump pliers. Remove a little brake fluid from the reservoir by suction if necessary in order to prevent an overflow!

    Information 

    • Do not open the brake system. 
    • Do not loosen the brake hose from the brake calliper when loosening the brake calliper. 
    • The core of the warning contact line must not be exposed! Worn insulation is not important! 
    • If necessary, remove a little brake fluid from the reservoir by suction in order to prevent an overflow when the disc brake pads are pushed back. 
  3. Partially remove brake calliper. Use removal/installation aid for brake calliper > T10439 - assembly pin  .
    G16330238Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Assembly pin for brake calliper

    Information 

    Never use power tools (impact bolter) for loosening and securing the brake calliper on the wheel bearing housing.

    1. 3.1 Remove upper fastening screw on the brake calliper -arrow-  and insert assembly pin.
      G16330239Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Inserting upper assembly pin

    2. 3.2 Remove lower fastening screw on the brake calliper -arrow-  and insert assembly pin.
      G16330240Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Inserting lower assembly pin

    3. 3.3 Pull the brake calliper as far as required out of installation position until the brake calliper engages in the cutouts on the assembly pins > Brake calliper tool fitted  . Carefully guide brake line and brake hose along with calliper in the process.
    G16330241Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Brake calliper tool fitted

  4. Fit the brake piston between the disc brake pads on the brake calliper using > Nr.144 - piston reset tool (replaces P83)  , see Workshop Equipment Manual, Chapter 2.4 and press the pads back evenly > Pressing back brake pads  . Remove a little brake fluid from the reservoir by suction if necessary in order to prevent an overflow!
    G16330242Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Pressing back brake pads

  5. If you intend to re-use the brake pads, mark the relevant installation position! Carefully slide a commercially available screwdriver between the brake pad/brake calliper and lever the brake pad out by turning the screwdriver slightly. When doing this, make sure not to damage the dust boots on the brake pistons -arrows-  .
    G16330243Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Removing brake pads (shown removed for a better view)

  6. Remove pad retaining springs.
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