Subaru Impreza 2003 Service Manual page 699

16) Remove the purge control solenoid valve.
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.
INTAKE MANIFOLD
20) Remove the fuel injectors.
(1) Remove the fuel injector securing clip.
FU-00271
(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
FU(H4SOw/oOBD)-23
FUEL INJECTION (FUEL SYSTEMS)
FU-00926
FU-00276
FU-00927
FU-00279