To remove

Remove fuse 19 while the engine is running.

Fig 1: Illustration For Step 4-5
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Turn off the ignition once the engine has stopped. Refit the fuse.
Remove the cover on the throttle body pedal arm.
Detach the hose to the crankcase ventilation.
Remove the oil dipstick with filler pipe (2 screws) and plug the pipe.
Detach the accelerator pedal wire from the pedal arm on the throttle body and bend it to one side.

Fig 2: Illustration For Step 6-8
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Slacken the turbocharger delivery pipe retaining screw on the cylinder head.
Undo the hose clips and turn the hose elbow upwards.
Slacken the wiring holder's upper front bolt.

Fig 3: Illustration For Step 9-11
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Remove the rear bolt.
Lift up the wiring holder and bend it rearwards.
Undo the following connectors: ignition discharge module, injectors, manifold absolute pressure sensor, mass air flow sensor and turbo pressure sensor.

Fig 4: Illustration For Step 12-18
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Loosen the cable and bend them to one side.
IMPORTANT:
Secure each injector clip with a narrow cable tie. Make sure that it is correctly fitted and then tighten it. If this is not done, the injectors could come loose from the fuel rail during the flow test.
Clean the area round the injectors with compressed air.
Remove the fuel rail retaining bolts.
Disconnect the pressure regulator's vacuum hose.
Carefully prise loose the rail using 2 pry bars or similar tools.
Carefully lift the rail up and away.
Plug the nozzle orifices.