Replace Valve

1. Disconnect air line -3-  .

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Pressure retention valve and air line

   1. 1.1 Loosen Voss screw -2-  and remove with air line -3-  .
2. Loosen and unscrew pressure retention valve -1-  .

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Air spring strut pressure retention valve

   1. 2.1 Replace pressure retention valve -1-  and sealing ring -2-  .
3. Install new pressure retention valve with new sealing ring.
   1. 3.1 Tighten pressure retention valve -1-  .

      > Tightening torque 12 Nm (8.9 ftlb.) + 3 Nm (2.2 ftlb.)

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Air spring strut pressure retention valve

4. Install air line -3-  with Voss screw -2-  .

   > Tightening torque 3 Nm (2.2 ftlb.)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Pressure retention valve with Voss screw and air line