To remove

Reduce the oil pressure by removing fuse 2 for the fuel pump while the engine is running (fuse 2 is located in the main fuse box in front of the battery). Once the engine has stopped, turn the ignition key to LOCK and refit the fuse.

Fig 1: Turning Ignition Key To Lock
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the upper engine cover.
Remove the cover over the ignition coils.

Fig 2: Removing Upper Engine Cover
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the nuts on the cable duct.

Fig 3: Removing Nuts
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the vacuum hose.
Carefully move the coolant pipe to one side. Undo the fuel pressure regulator bolts, remove the front bolt and loosen the rear bolt about 5 mm.

Fig 4: Illustration For Step (6)
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the fuel pressure regulator. Collect any fuel spill with a rag.