Intake Manifold: Assembly

Install the fuel pipe assembly and pressure regulator, etc. to the intake manifold.
Tighten the bolt which installs the fuel pipes on the intake manifold.
Tightening torque: 5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 1: Tightening Bolt Which Installs Fuel Pipes On Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Connect the right side fuel hose to the injector pipe, and tighten the clamp screw.

Fig 2: Connecting Right Side Fuel Hose To Injector Pipe
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Install the fuel injector pipe.
Connect the left side fuel hose to the injector pipe, and tighten the clamp screw.

Fig 3: Connecting Left Side Fuel Hose To Injector Pipe
Courtesy of SUBARU OF AMERICA, INC.
Connect the air assist hoses.

Fig 4: Connecting Air Assist Hoses
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Install the fuel injectors.
NOTE: Replace the O-rings with new ones.

Fig 5: Identifying Fuel Injectors
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Install the fuel injector securing clip.

Fig 6: Identifying Fuel Injector Securing Clip
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Tighten the bolt which installs the injector pipe on the intake manifold.
Tightening torque: 5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 7: Tightening Bolt Which Installs Injector Pipe On Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.

Tightening torque: 19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 8: Identifying Bolts
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Tighten the bolts which install the fuel pipes on the left side intake manifold.
Tightening torque: 5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 9: Tightening Bolts Which Install Fuel Pipes On Left Side Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Tighten the bolt which install the injector pipe on the intake manifold.
Tightening torque: 5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 10: Tightening Bolt Which Install Injector Pipe On Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Install the purge control solenoid valve.
Tightening torque: 19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 11: Identifying Purge Control Solenoid Valve
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Connect the hoses to the purge control solenoid valve.
CAUTION: Connect the evaporation hose as shown in the figure.

Fig 12: Connecting Evaporation Hose
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Install the engine harness onto the intake manifold.
Tightening torque: 16 N.m (1.6 kgf-m, 11.8 ft-lb)
Connect the connectors to the fuel injectors and purge control solenoid valve.
Hold the engine harness by harness band (A) and harness bracket.

Fig 13: Connecting Connectors To Fuel Injectors & Purge Control Solenoid Valve
Courtesy of SUBARU OF AMERICA, INC.

NOTE: Do not use harness band on harnesses where they are supposed to be protected by the fuel pipe protector.
Install the fuel pipe protector RH.
Tightening torque: 19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 14: Identifying Fuel Pipe Protector RH
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Install the fuel pipe protector LH.
Tightening torque: 19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 15: Identifying Fuel Pipe Protector LH
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Connect the pressure regulator vacuum hose to the intake manifold.

Fig 16: Connecting Pressure Regulator Vacuum Hose To Intake Manifold
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Install the air assist injector solenoid valve to the bracket. Refer to INSTALLATION , Air Assist Injector Solenoid Valve.
Install the EGR valve. Refer to REMOVAL , EGR Valve.
Install the throttle body to the intake manifold. Refer to INSTALLATION , Throttle Body.
Install the ignition coil & ignitor assembly.

Fig 17: Identifying Ignition Coil & Ignitor Assembly
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Connect the connector to the ignition coil and ignitor assembly.
Install the engine ground terminal to the intake manifold.
Tightening torque: 19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 18: Identifying Engine Ground Terminal
Courtesy of SUBARU OF AMERICA, INC.