Removing Pipes For Engine Oil Cooler

Remove return pipe for engine oil cooler: 

1. Drain coolant. → 193817 DRAINING AND FILLING COOLANT (INCLUDES BLEEDING) 
2. Remove electric air-conditioning compressor. → 873419 REMOVING AND INSTALLING AIR-CONDITIONING COMPRESSOR
3. Place a drip tray under the engine.
   WARNING: Hot fluid

   • Danger of scalding

   → Let the fluid cool down.

   → Wear personal protective gear.

4. Disconnect coolant hose -arrow-  from the engine oil cooler and drain coolant.
   Fig 1: Locating Return Pipe For Engine Oil Cooler

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
5. Remove coolant pipe.
   1. 5.1. Unscrew screws -1-  and -2-  for the coolant pipes. Loosen hose clamp -3-  .
   2. 5.2. Swivel the coolant pipe slightly to the left -arrow-  and pull it off the upper coolant pipe.
      Fig 2: Mounting For Return Pipe For Engine Oil Cooler

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Remove supply pipe for engine oil cooler: 

6. Support the engine. → 1001IN SUPPORTING ENGINE ON THE BODY (ENGINE SAFETY DEVICE)
7. Unscrew fastening screw on the engine mounting and lift the engine slightly.
8. Unscrew screws -arrows-  and remove engine support on the left.
   Fig 3: Locating Left Engine Support Mounting Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   WARNING: Hot fluid

   • Danger of scalding

   → Let the fluid cool down.

   → Wear personal protective gear.

9. Pull the coolant hose off the engine oil cooler, unscrew fastening screws -2-  and remove the coolant pipe.
   Fig 4: Identifying Supply Pipe For Engine Oil Cooler And Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.