Subaru IMPREZA 2004 Service Manual page 596

17) Remove the bolt which installs the fuel injector
pipe on intake manifold as shown in the figure.
18) Remove the bolt which installs the fuel injector
pipe LH on intake manifold.
19) Remove the two bolts which hold the fuel pipes
on intake manifold.
20) Remove the fuel injectors.
(1) Remove the fuel injector securing clip.
Intake Manifold
(2) Remove the fuel injector while lifting up the
fuel injector pipe.
FU-00272
21) Loosen the clamp which holds the fuel injector
pipe LH to fuel hose, and then remove the pipe
from fuel hose.
FU-00924
22) Loosen the clamp which holds the fuel injector
pipe RH to fuel hose, and remove the pipe from fuel
hose.
FU-00925
23) Remove the fuel injector pipe.
FU-00926
FU(H4SOw/oOBD)-23
FUEL INJECTION (FUEL SYSTEMS)
FU-00276
FU-00927
FU-00279
FU-00928