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Home >> Porsche >> 2016 >> Cayman GTS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 70 (26 - Exhaust System) >> WM 261019 Removing And Installing Exhaust Manifold On 4.8-Litre DFI Engines (Cayenne S Tip, Cayenne S Man, Cayenne Turbo, Cayenne GTS Tip, Cayenne GTS, Cayenne Turbo S) >> Removing Exhaust Manifold

Removing Exhaust Manifold

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.
  1. Remove heat protection panels on the exhaust manifold and on the generator. -arrows- 
    Fig 1: Removing Heat Protection Panels
    G09410191Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  2. Unclip the lambda sensor cable from all holders. Remove lambda sensor when replacing the exhaust manifold. Cylinders 1 to 4. Lambda sensor on naturally aspirated engine M48/01, cylinders 1 to 4, cylinders 5 to 8. .
    Fig 2: Identifying Lambda Sensor On Naturally Aspirated Engine M48/01
    G09410192Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    1. Lambda sensor on primary catalytic converter
    2. Cable attachment
    3. Holder
    4. Screw, M6 x 12
    5. Cable attachment
    1. View A
    2. View B
    Fig 3: Removing Lambda Sensor On Primary Catalytic Converter
    G09410193Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    1. Lambda sensor on primary catalytic converter
    2. Screw, M6 x 12
    3. Holder
    4. Holder
    5. Holder
    6. Cable attachment
    7. Cable attachment
    1. View A
  3. Spray fastening nuts on the exhaust manifold with anti-rust agent if necessary.
  4. Loosen the fastening nuts in reverse order  to the sequence shown below. .
    Fig 4: Identifying Exhaust Manifold On Naturally Aspirated Engine M48/01 Mounting Nuts Tightening Sequence
    G09410194Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  5. Remove and replace seal. Clean sealing faces. Cylinders 1 to 4. Exhaust manifold on naturally aspirated engine M48/01, cylinders 1 to 4, cylinders 5 to 8. .
Fig 5: Identifying Exhaust Manifold On Naturally Aspirated Engine M48/01 (Cylinders 1 To 4)
G09410195Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  1. Exhaust manifold
  2. Exhaust manifold seal
  3. M8 hexagon nut
  4. Lambda sensor
  1. Marking on seal visible from outside
    Fig 6: Identifying Exhaust Manifold On Naturally Aspirated Engine M48/01 (Cylinders 5 To 8)
    G09410196Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  1. Exhaust manifold
  2. Seal
  3. M8 hexagon nut
  4. Lambda sensor
  1. Marking on seal visible from outside
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