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Home >> Porsche >> 2001 >> 911 Turbo, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Exhaust Gas Turbocharging - 911 Turbo (996) >> Removing and installing turbocharger >> Removing turbocharger

Removing turbocharger

Preliminary work: Disassemble the accessories of the rear spoiler (includes rear end, lower central heat shield and bumper). Refer to REMOVING AND INSTALLING REAR SPOILER .

CAUTION: Danger of burns! Parts of the exhaust system can be extremely hot. Do not begin work until the exhaust system has cooled down.
  1. Remove charge air cooler. To do this, disconnect both hose connections on the charge air cooler.
    Fig 1: Disconnecting Both Hose Connections On Charge Air Cooler
    G03093442Courtesy of PORSCHE OF NORTH AMERICA, INC.
  2. Then unscrew the two fastening screws and the hexagon nuts on the air charge cooler.
    Fig 2: Identifying Hexagon Nuts On Air Charge Cooler
    G03093443Courtesy of PORSCHE OF NORTH AMERICA, INC.
  3. Unscrew the rear hexagon nut and the fastening screw.
  4. Undo the two fastening nuts on the heat shield.
    Fig 3: Locating Fastening Nuts On Heat Shield
    G03093444Courtesy of PORSCHE OF NORTH AMERICA, INC.
  5. Take the charge air cooler out of the vehicle.
  6. Remove heat shield. Unscrew the heat shield covering the catalytic converter and the turbocharger. Undo the two fastening nuts on the vehicle for this purpose.
    Fig 4: Removing Heat Shield
    G03093445Courtesy of PORSCHE OF NORTH AMERICA, INC.
    WARNING: Danger of fire! The heat shield should not be bent or deformed. Bent or deformed heat shields must be replaced.
  7. Undo oil pipe and turbocharger support. Open and unscrew the upper oil pipe of the turbocharger at the uppermost screw connection. Make sure to counter with an open ring wrench when doing this. Then open the support of the turbocharger.
    Fig 5: Removing Oil Pipe And Turbocharger Support
    G03093446Courtesy of PORSCHE OF NORTH AMERICA, INC.
  8. Pull off vacuum line. Pull off the vacuum line on the control box. Push a small screwdriver between connection nipple and vacuum hose. Widen vacuum hose a little and spray in silicone spray at the same time. Remove vacuum hose with angled pliers.
    CAUTION: Damage to the control box. Never lever off the hose with a screwdriver.
  9. Screw off oil pipes. Open the two oil pipes on the oil container. Collect draining oil.
    Fig 6: Removing Oil Pipes On Oil Container
    G03093447Courtesy of PORSCHE OF NORTH AMERICA, INC.
  10. Undo pressure pipe from turbocharger. Undo the hose clamp and remove the pressure hose from the exhaust turbocharger for this purpose.
    Fig 7: Removing Pressure Pipe From Turbocharger
    G03093448Courtesy of PORSCHE OF NORTH AMERICA, INC.
  11. Unscrew the four fastening nuts on the turbocharger flange to the catalytic converter.
    Fig 8: Removing Fastening Nuts On Turbocharger Flange To Catalytic Converter
    G03093449Courtesy of PORSCHE OF NORTH AMERICA, INC.
  12. Unscrew exhaust manifold. Unscrew the nine fastening screws for this purpose. Remove turbocharger with exhaust manifold.
    Fig 9: Removing Exhaust Manifold Fastening Screws
    G03093450Courtesy of PORSCHE OF NORTH AMERICA, INC.
  13. Open separation point between turbocharger and exhaust manifold.
    Fig 10: Opening Separation Point Between Turbocharger And Exhaust Manifold
    G03093451Courtesy of PORSCHE OF NORTH AMERICA, INC.