Checking And Topping Up ATF (Clutch Fluid)

Information 

Before getting started, the transmission in the stationary vehicle must already be filled with ATF. → 370255 CHANGING ATF (CLUTCH FLUID) 

1. Pre-fill ATF.
   1. 1.1. Get the vehicle ready:
      • Move selector lever to position "P".
      • Start the engine and leave it running at idle speed.
      • Apply the parking brake.
   2. 1.2. Unclip coolant hoses -1-  from the hose holder -2-  .
      Fig 1: Loosening Coolant Hoses

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Information 

      Affix adhesive tape -1-  to the area between the transmission housing and ATF pan to prevent dirt from getting into the oil pan.

      Fig 2: Identifying Adhesive Tape On Transmission

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   3. 1.3. Unscrew oil filler screw -1-  .
      1. 1.3.1. ATF emerges: Collect emerging ATF until only drops of ATF are emerging.
      2. 1.3.2. No ATF emerges: Top up ATF until ATF emerges at the filler bore.

         Manual metering pump WE 1372 

   4. 1.4. Screw in oil filler screw -1-  .
      Fig 3: Removing Oil Filler Screw

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Information 

      • Oil fill mode can be activated when the transmission fluid temperature is between 30 °C and 50 °C. The transmission control unit ends the process automatically after 5 minutes. 
      • Get another person to help you to fill in oil. This person must sit in the vehicle and carry out the required tasks as instructed. 
2. Preparatory work:

   Precondition:  Transmission oil temperature > 10 °C

   1. 2.1. Connect the PIWIS Tester.

      PIWIS Tester II 9818 

   2. 2.2. Shift the selector lever through gearshift positions R-N-D once with the engine running and pause for one second at each position.
   3. 2.3. Move selector lever to position "P".
   4. 2.4. Start oil fill mode on the Tester and follow the instructions.
      WARNING: Hot fluid

      • Danger of scalding

      → Let the fluid cool down.

      → Wear personal protective gear.

      Information 

      Only use oil approved by Porsche in the Porsche Doppelkupplung (PDK) .

3. Check ATF in oil fill mode.
   1. 3.1. Unscrew filler screw -1-  .
      1. 3.1.1. ATF emerges: Collect emerging ATF until only drops of ATF are emerging.
      2. 3.1.2. No ATF emerges: Top up ATF until ATF emerges at the filler bore.

         Manual metering pump WE 1372 

   2. 3.2. Screw in and tighten new oil filler screw -1-  .

      Tightening torque 27 Nm (20 ftlb.) 

      Fig 4: Tightening Oil Filler Screw

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
4. Remove adhesive tape from the area between the transmission housing and ATF pan. Carefully clean the transmission housing and ATF pan.
5. Clip coolant hoses -1-  into the hose holder -2-  .
   Fig 5: Securing Coolant Hoses

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
6. Switch off engine.