Subaru Legacy (2005 year). Service manual — part 248
FU(H4DOTC)-17
FUEL INJECTION (FUEL SYSTEMS)
Intake Manifold
6) Disconnect the connector from fuel injector.
7) Remove the bolts which secure air bypass pipe
to intake manifold.
8) Disconnect the PCV pipe (A), harness assembly
(B) and intake duct (C) from intake manifold.
9) Remove the bolt which holds fuel injector pipe
LH onto the front side of intake manifold.
10) Remove the coolant filler tank stay from intake
manifold.
11) Remove the bolt which holds fuel injector pipe
onto intake manifold.
• RH side
• LH side
12) Remove the bolt which holds fuel pipe to intake
manifold.
FU-01173
FU-01174
FU-01175
(C)
(A)
(B)
FU-01176
FU-01177
FU-01178
FU-01179
FU-01180
FU(H4DOTC)-18
FUEL INJECTION (FUEL SYSTEMS)
Intake Manifold
13) Remove the fuel injectors.
14) Remove the bolts which hold fuel injector pipe
RH onto the lower side of intake manifold.
15) Loosen the clamp which holds fuel hose to in-
jector pipe, and then disconnect the fuel hose from
pipe.
16) Remove the fuel injector pipe.
17) Remove the intake manifold (upper) from in-
take manifold (lower).
D: ASSEMBLY
1) Install the intake manifold (lower) to intake man-
ifold (upper).
NOTE:
Use a new O-ring.
Tightening torque:
8.3 N
⋅
m (0.85 kgf-m, 6.1 ft-lb)
2) Install the fuel injector pipe.
3) Connect both the fuel injector pipes with a fuel
hose and secure them with clamps.
4) Tighten the bolt which secures fuel injector pipe
RH onto the lower side of intake manifold.
Tightening torque:
6.5 N
⋅
m (0.66 kgf-m, 4.8 ft-lb)
FU-01181
FU-01182
FU-01183
FU-01184
FU-01184
FU-01183
FU-01182
FU(H4DOTC)-19
FUEL INJECTION (FUEL SYSTEMS)
Intake Manifold
5) Install the fuel injector.
6) Tighten the bolt which secures fuel pipe onto in-
take manifold.
Tightening torque:
6.5 N
⋅
m (0.66 kgf-m, 4.8 ft-lb)
7) Tighten the bolts which secure fuel injector pipe
onto intake manifold.
Tightening torque:
19 N
⋅
m (1.9 kgf-m, 14 ft-lb)
• LH side
• RH side
8) Install the coolant filler tank stay to intake mani-
fold.
Tightening torque:
19 N
⋅
m (1.9 kgf-m, 14 ft-lb)
9) Tighten the bolt which installs fuel injector pipe
LH on the front side of intake manifold.
Tightening torque:
6.5 N
⋅
m (0.66 kgf-m, 4.8 ft-lb)
10) Install the PCV pipe (A), harness assembly (B)
and intake duct (C) to intake manifold.
FU-01181
FU-01180
FU-01179
FU-01178
FU-01177
FU-01176
FU(H4DOTC)-20
FUEL INJECTION (FUEL SYSTEMS)
Intake Manifold
Tightening torque:
6.5 N
⋅
m (0.66 kgf-m, 4.8 ft-lb)
11) Tighten the bolt which secures air bypass pipe
onto intake manifold.
Tightening torque:
6.5 N
⋅
m (0.66 kgf-m, 4.8 ft-lb)
12) Connect the connectors to fuel injector.
13) Install the throttle body to intake manifold.
NOTE:
Use a new O-ring.
Tightening torque:
8 N
⋅
m (0.8 kgf-m, 5.9 ft-lb)
14) Connect the connector to throttle position sen-
sor.
FU-01175
(C)
(A)
(B)
FU-01174
FU-01173
FU-01159
FU-01157
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