WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Spark Plug Cover
Courtesy of VOLVO CARS OF NORTH AMERICA.
Remove:
the screws for the spark plug cover
the cover
the ground strip screw.
Applies only to turbocharged engines:
Remove the screws.
Lift up the delivery lines. Remove the spark plug cover.