Preliminary Work

Information 

• If more extensive work is planned, e.g. if the entire cylinder head is to be replaced, the exhaust manifolds, fuel injectors, high-pressure pump or vacuum pump must also be removed. 

1. Remove the engine.

   > 100119 REMOVING AND INSTALLING ENGINE

2. Remove the engine and place it on the assembly support.

   > Refer to 343527 Removing and mounting transmission in the appropriate service information. 

   or

   > WM 373427 REMOVING AND MOUNTING PORSCHE DOPPELKUPPLUNG (PDK) (EXCEPT PANAMERA S E-HYBRID, PANAMERA S HYBRID, PANAMERA EXECUTIVE, PANAMERA GTS, PANAMERA TURBO S,)

   and

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

3. Loosen the turbocharger on turbo engines.

   > 213019 REMOVING AND INSTALLING TURBOCHARGER

4. Remove intake-air distributor.

   > 244619 REMOVING AND INSTALLING INTAKE-AIR DISTRIBUTOR

5. Remove the fuel distribution pipe.

   > 243019 REMOVING AND INSTALLING FUEL DISTRIBUTION PIPE

6. Remove the timing-case cover.

   > 153319 REMOVING AND INSTALLING TIMING-CASE COVER 

7. Remove timing chain.

   > 153519 REMOVING AND INSTALLING TIMING CHAINS 

8. Remove deflector rail.

   > 154719 REMOVING AND INSTALLING GUIDE AND TENSIONING RAILS 

9. Remove camshafts.

   > 150520 REMOVING AND INSTALLING CAMSHAFTS