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Home >> Porsche >> 2008 >> Cayenne Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 15 - Engine - Cylinder Head, Valve Control >> WM 157019 Removing And Installing Cylinder Head On V6 DFI Engines (Cayenne Tip, Cayenne Man) >> Preliminary Work

Preliminary Work

  1. Remove belt tensioner. → Removing belt tensioner

    Pfeile  - Cheese head bolts on belt tensioner

    Fig 1: Locating Belt Tensioner Mounting Bolts
    G09409226Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  2. Release the engine wire harness around the cylinder head. → WM 975219 Removing and installing wire harness for engine
  3. Remove bar ignition modules. → WM 282020 REMOVING AND INSTALLING DFI BAR IGNITION MODULES
  4. Remove intake-air distributor. → Removing intake-air distributor
  5. Remove cylinder head cover (valve cover). → 158219 REMOVING AND INSTALLING CYLINDER HEAD COVER ON V6 DFI ENGINES 
  6. Remove upper  timing-case cover. → Removing timing-case cover 
  7. Set cylinder 1 to compression TDC. → 150502 CHECKING THE TIMING ON V6 DFI ENGINES 
  8. Remove timing chain from the camshaft controllers and set it aside. To do this, remove both camshaft controllers. → 158419 REMOVING AND INSTALLING CAMSHAFT CONTROLLER ON V6 DFI ENGINES 
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