Replacement of spark plugs

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

Jack up the vehicle at the take-up points provided.
Remove the 2 fastening screws (M6 x 20) of the shields on the cylinder heads and remove the plates.

Fig 1: Removing 2 Fastening Screws Of Cylinder Head Shields
Courtesy of PORSCHE OF NORTH AMERICA, INC.
Disconnect connection cable of the ignition coils.
Undo the two fastening screws (M6 x 25) of the plug coils and remove the 6 plug coils.

Fig 2: Removing Plug Coils
Courtesy of PORSCHE OF NORTH AMERICA, INC.
Unscrew the spark plugs using the spark-plug wrench.
Replace spark plugs. Tighten new spark plugs to 30 Nm (22 ftlb.), tighten remounted sparkplugs to 25 Nm (18.5 ftlb.).
Push on plug coils and tighen the fastening screws (M6 x 25) to 10 Nm (7.5 ftlb.). Subsequently push on the connecting cable of the plug coils.

Fig 3: Connecting Plug Coils
Courtesy of PORSCHE OF NORTH AMERICA, INC.
Refit the two shields and tighten the fastening screws to 10 Nm (7.5 ftlb.).

Fig 4: Refitting 2 Fastening Screws Of Shields On Cylinder Head
Courtesy of PORSCHE OF NORTH AMERICA, INC.
Lower vehicle.