Removing Coolant Pump

→ Avoid contact with caustic fluid.

→ Wear personal protective gear.

→ Ensure that there is good ventilation.

→ If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.

Component overview: 

1. Coolant pump to bracket
2. External Torx screw, M6 x 25
3. External Torx screw, M8 x 25
   Fig 1: Identifying Coolant Pump Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Unscrew two M6 screws -1-  from above.
   Fig 2: Identifying Coolant Pump Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. Remove lower coolant pipe -1-  . Collect emerging coolant in a clean container.

   Not for GT3 vehicles! 

   1. 2.1. Unscrew M6 screw -2-  .
   2. 2.2. Open the spring band clamp -3-  and pull off coolant hose -4-  .
   3. 2.3. Pull coolant pipe off the coolant regulator housing.
   4. 2.4. Replace O-rings.
      Fig 3: Identifying Lower Coolant Pipe Screw And Clamp

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. Unscrew M6 screw -2-  on the coolant pump holder -1-  .
   Fig 4: Identifying Coolant Pump Holder Screw

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
4. Unscrew screws on the bottom of the coolant pump.
   1. 4.1. Remove coolant pump holder.
      1. External Torx screw, M8 x 25
      2. External Torx screw, M6 x 25
      3. Coolant pump holder
         Fig 5: Identifying Coolant Pump Screws (Bottom)

         Courtesy of PORSCHE CARS NORTH AMERICA, INC.
5. Remove coolant pump. Collect emerging coolant in a clean container.
   1. 5.1. The pump seal can be re-used if there are no visible signs of damage. 
6. Check coolant pump pulley for damage and replace the coolant pump if necessary.
7. Carefully clean the sealing faces.