Preliminary Work

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Support the engine on the body. → 1001IN SUPPORTING V8 4.8 L DFI ENGINE ON THE BODY
Remove oil dipstick with guide tube. → Removing Guide Tube For Oil Dipstick
Remove vibration balancer. → Removing vibration balancer (crankshaft pulley)
Unclip coolant hoses from the clip on the oil/water heat exchanger.

Fig 1: Identifying Coolant Return On Oil/Water Heat Exchanger
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove the four top screws between the timing-case cover and oil guide housing. -arrows-

Fig 2: Locating Screws Between Timing-Case Cover And Oil Guide Housing
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove engine guard. → Removing engine guard
Disconnect coolant supply to the oil/water heat exchanger. To do this, clamp the coolant hoses for the oil/water heat exchanger with hose clamps. For example, use hose clamp 3093 or hose clamp 3094 . Pull the coolant hoses off the oil/water heat exchanger. Coolant will run out.
Drain engine oil. For details, see → 170117 CHANGING ENGINE OIL AND OIL FILTER ON DFI ENGINES .
Remove front wire assembly from the oil pan for PDCC.

Fig 3: Removing Line Bracket For PDCC Lines
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove front-axle carrier with steering gear and front-axle final drive (all-wheel final drive). Pay attention to the PDCC line connections when doing so. The connections between the components and the body must be undone. For more information, see → and → Removing front-axle carrier and → Removing four-wheel final drive and → Removing Steering Gear → The front axle -2- is removed on the lifting platform complete with spring struts, steering gear -3- and front-axle final drive -1- still fitted.

Fig 4: Identifying Complete Front Axle
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove engine carrier. To do this, remove the screws from the hydraulic mounts from below and remove them from the longitudinal member. → Removing engine carrier

Fig 5: Locating Engine Carrier
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
On turbo engines, remove the two side oil extraction lines -5- and (bottom illustration) -8- from the oil guide housing.

Fig 6: Identifying Oil Circuit For Turbocharger, Cylinders 1 To 4
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 4 - Sealing ring
2. 5 - Oil extraction line
3. 6 - Screw, M6 x 12
4. 7 - Screw, M6 x 16
5. 8 - Seal for turbocharger, cylinders 1 to 4
  
  Fig 7: Identifying Oil Circuit For Turbocharger, Cylinders 5 To 8
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 7 - Screw, M6 x 16
2. 8 - Oil extraction line
3. 9 - Seal for turbocharger, cylinders 5 to 8
4. 10 - Sealing ring
Remove oil level sensor. To do this, pull off the connector and release the cable. → Remove screws. Remove oil level sensor by turning it. Oil will start to drip.

Fig 8: Locating Oil Level Sensor
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Fig 9: Locating Screws On Oil Level Sensor
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove cable plug and joint flange on the oil pressure control valve. → 172619 REMOVING AND INSTALLING OIL PRESSURE CONTROL VALVE (SOLENOID VALVE) ON 4.8-LITRE DFI ENGINES
Loosen ATF lines at the oil guide housing and lay them aside. For details, see → WM 386219 REMOVING AND INSTALLING LINE FOR ATF COOLING (EXCEPT CAYENNE MAN, CAYENNE S MAN, CAYENNE GTS TIP, CAYENNE S TRANSSYBERIA TIP, CAYENNE TRANSSYBERIA MAN, CAYENNE GTS TIP "PORSCHE DESIGN EDITION 3")
Remove oil pan. → Removing Oil Pan