Preliminary Work

Information 

The following repair instructions are only relevant for disassembling the engine.

• In the event of a leaking chain housing cover, refer to 

  > WM, 153351 SEAL THE CHAIN HOUSING COVER (ENGINE INSTALLED) .

1. Removing engine.

   >WM, 100119 REMOVING AND INSTALLING ENGINE .

2. Remove transmission from engine and suspend engine on the assembly support

   > 1001IN SECURING ENGINE ON ASSEMBLY SUPPORT (MOUNTING BRACKET)

3. Drain engine oil. For details, see > 170117 DRAINING AND FILLING ENGINE OIL (CHANGING ENGINE OIL)
4. Remove drive belt. For details, see > 137819 REMOVING AND INSTALLING DRIVE BELT
5. Remove coolant hoses in front of the chain housing cover. Don't forget the holder. > Coolant return line on turbo engine, for example 
   Fig 1: Coolant Return Line Components Location - Turbo Engine (For Example)

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Coolant return line on turbo engine, for example

   1	Connection piece on alternator
   2	Connection piece screw
   3	Screw, M6 x 20
   4	Coolant return line
   5	Coolant return hose assembly
   6	Bracket
   7	M6 screw Aluminium screw  ; Always use new aluminium screws
   8	Clip

6. Remove both cylinder head covers.

   >WM, 158219 REMOVING AND INSTALLING CYLINDER HEAD COVER .

7. Remove vibration damper.

   > WM, 137619 REMOVING AND INSTALLING VIBRATION DAMPER (CRANKSHAFT PULLEY)

8. Remove joint flange behind the vibration damper and do not re-installed old flange.

   > WM, 137419 REMOVING AND INSTALLING SEALING RING FOR CRANKSHAFT PULLEY

9. Remove oil pan and oil guide housing.

   > WM, 175019 REMOVING AND INSTALLING OIL PAN .